{"title":"General Pumps","description":"\u003ch2\u003eGeneral Pumps\u003c\/h2\u003e\n\u003cp\u003eProfessional-grade equipment and supplies at Sun Brite Supply — Gaithersburg, MD\u003c\/p\u003e\n\n\u003cp\u003eGeneral Pump is a trusted name in high-performance pressure washer pumps. Their triplex plunger pumps are known for long service life and consistent output under heavy daily use.\u003c\/p\u003e\n\u003cp\u003eWe stock General Pump models for hot water and cold water applications, including belt-drive units for high-hour commercial operations. Replacement parts and seal kits always available.\u003c\/p\u003e\n\u003c!-- SPLIT --\u003e\n\n\u003ch2\u003eWhat to Know Before You Buy\u003c\/h2\u003e\n\u003cp\u003eNeed help with General Pump selection? Call \u003ca href=\"tel:+13015199274\"\u003e(301) 519-9274\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003eOEM \u0026amp; Aftermarket\u003c\/p\u003e\n\u003cp\u003eFactory and compatible replacement options for every budget.\u003c\/p\u003e\n\n\u003cp\u003eSeal Kits In Stock\u003c\/p\u003e\n\u003cp\u003eRebuild your pump instead of replacing it   -   parts always available.\u003c\/p\u003e\n\n\u003cp\u003eMulti-Brand Selection\u003c\/p\u003e\n\u003cp\u003eAR, Comet, General Pump, UDOR, and Emperor models.\u003c\/p\u003e\n\n\u003cp\u003eBelt \u0026amp; Direct Drive\u003c\/p\u003e\n\u003cp\u003eMatch the drive type to your run hours and application.\u003c\/p\u003e\n\n\u003ch3\u003ePump Brand Comparison\u003c\/h3\u003e\n\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003eStrength\u003c\/th\u003e\n\u003cth\u003eDrive Types\u003c\/th\u003e\n\u003cth\u003eBest For\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAR (Annovi Reverberi)\u003c\/td\u003e\n\u003ctd\u003eWide parts availability\u003c\/td\u003e\n\u003ctd\u003eDirect \u0026amp; Belt\u003c\/td\u003e\n\u003ctd\u003eGeneral commercial use\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGeneral Pump\u003c\/td\u003e\n\u003ctd\u003eLong service life\u003c\/td\u003e\n\u003ctd\u003eBelt-drive focus\u003c\/td\u003e\n\u003ctd\u003eHigh-hour operations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eComet\u003c\/td\u003e\n\u003ctd\u003eItalian engineering\u003c\/td\u003e\n\u003ctd\u003eDirect \u0026amp; Belt\u003c\/td\u003e\n\u003ctd\u003eDaily commercial use\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUDOR\u003c\/td\u003e\n\u003ctd\u003eCeramic plunger tech\u003c\/td\u003e\n\u003ctd\u003eMultiple configs\u003c\/td\u003e\n\u003ctd\u003eSpraying \u0026amp; PW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEmperor\u003c\/td\u003e\n\u003ctd\u003eBudget-friendly\u003c\/td\u003e\n\u003ctd\u003eDirect \u0026amp; Belt\u003c\/td\u003e\n\u003ctd\u003eCost-conscious contractors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\n\u003cp\u003eHow do I know when my pump needs rebuilding?\u003c\/p\u003e\n\u003cp\u003eWater leaking from the pump body, loss of pressure, or pulsating output are all signs of worn seals. A seal kit rebuild is the first repair to try before replacing the entire pump.\u003c\/p\u003e\n\n\u003cp\u003eWhat is the difference between belt drive and direct drive?\u003c\/p\u003e\n\u003cp\u003eDirect drive pumps bolt directly to the engine shaft and spin at engine RPM (3,400+). Belt drive pumps use a pulley system to reduce RPM to 1,400-1,700, resulting in less wear and longer pump life.\u003c\/p\u003e\n\n\u003cp\u003eHow do I match a pump to my engine?\u003c\/p\u003e\n\u003cp\u003eYou need to match the pump shaft size, RPM rating, and HP requirement to your engine output. Call us with your engine model and desired PSI\/GPM and we will spec the right pump.\u003c\/p\u003e\n\n\u003cp\u003eHow often should I change pump oil?\u003c\/p\u003e\n\u003cp\u003eChange pump oil every 50 hours of use or monthly, whichever comes first. Use pump-specific oil   -   do not substitute motor oil. Low or contaminated pump oil is the number one cause of premature pump failure.\u003c\/p\u003e\n\n\u003cp\u003eCan I upgrade from direct drive to belt drive?\u003c\/p\u003e\n\u003cp\u003eYes. You need a pump-made-ready assembly with the correct mounting bracket and pulley kit for your engine. The upgrade pays for itself in longer pump life and smoother operation.\u003c\/p\u003e\n\n\u003cp\u003eNeed Help Choosing? Call Us.\u003c\/p\u003e\n\u003cp\u003e30 years of industry experience. \u003ca href=\"tel:+13015199274\"\u003e(301) 519-9274\u003c\/a\u003e\u003c\/p\u003e\n\n\u003ch3\u003eRelated Collections\u003c\/h3\u003e\n\n\u003ca href=\"\/collections\/pumps\"\u003eAll Pumps\u003c\/a\u003e\n\u003ca href=\"\/collections\/belt-drive-pumps\"\u003eBelt Drive Pumps\u003c\/a\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"CollectionPage\",\"name\":\"General Pumps\",\"description\":\"General Pump is a trusted name in high-performance pressure washer pumps. Their triplex plunger pumps are known for long service life and consistent output unde\",\"url\":\"https:\/\/sunbritesupplymd.com\/collections\/general-pumps\",\"isPartOf\":{\"@type\":\"WebSite\",\"name\":\"Sun Brite Supply of Maryland\",\"url\":\"https:\/\/sunbritesupplymd.com\"}},{\"@type\":\"LocalBusiness\",\"name\":\"Sun Brite Supply of Maryland\",\"url\":\"https:\/\/sunbritesupplymd.com\",\"telephone\":\"+1-301-519-9274\",\"address\":{\"@type\":\"PostalAddress\",\"streetAddress\":\"16620 Oakmont Ave\",\"addressLocality\":\"Gaithersburg\",\"addressRegion\":\"MD\",\"postalCode\":\"20877-2007\",\"addressCountry\":\"US\"},\"geo\":{\"@type\":\"GeoCoordinates\",\"latitude\":39.1434,\"longitude\":-77.2014},\"priceRange\":\"$$\"}]}\u003c\/script\u003e","products":[{"product_id":"general-pump-ez4040g-4-gpm-4000-psi-for-gx390-for-13-hp-pressure-washer","title":"Ez4040g Pump 4GPM 4000PSI 1\" Gas Flange","description":"\u003cp\u003e\u003cstrong\u003eEz4040g Pump 4GPM 4000PSI 1\" Gas Flange is a professional-grade pump parts from GP rated at 4000 PSI and 4 GPM. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement flange for GP pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a flange wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GP pumps\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated PSI:\u003c\/strong\u003e 4000\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated GPM:\u003c\/strong\u003e 4\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Flange\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFlange\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGP pumps\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated PSI\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4000 PSI\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated GPM\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4 GPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis flange fits GP triplex plunger pumps. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump flange need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-pumps\"\u003eBrowse Pressure Washer Pumps\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":37763739713736,"sku":"6076","price":423.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/06076-2_ce4ffb20-109c-4e71-825c-cc6d3a28dd77.webp?v=1774232794"},{"product_id":"ts2021-by-general-pump-5-6-gpm-3500-psi-pressure-washer-pump","title":"General Pumps TS2021 NICKEL PLT HEAD 5.6GPM 3500PSI 1450RPM","description":"\u003cp\u003e\u003cstrong\u003eGeneral Pumps TS2021 NICKEL PLT HEAD 5.6GPM 3500PSI 1450RPM is a professional-grade pump parts from General Pump rated at 3500 PSI and 5.6 GPM. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement head for General Pump pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a head wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e General Pump pumps\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated PSI:\u003c\/strong\u003e 3500\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated GPM:\u003c\/strong\u003e 5.6\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Head\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHead\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGeneral Pump pumps\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated PSI\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3500 PSI\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated GPM\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5.6 GPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis head fits General Pump triplex plunger pumps. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump head need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-pumps\"\u003eBrowse Pressure Washer Pumps\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":37763756622024,"sku":"2012","price":917.92,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/02012_a2089019-3c96-4ab3-bf84-d68c4493460a.webp?v=1774232712"},{"product_id":"tsf2021-general-pump-high-flow-triplex-pump","title":"TSF2021 7.0-8.5GPM 3600PSI 1450\/1750RPM 24mm","description":"\u003cp\u003e\u003cstrong\u003eTSF2021 7.0-8.5GPM 3600PSI 1450\/1750RPM 24mm is a professional-grade pump parts from GP rated at 3600 PSI and 8.5 GPM. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement pump component for GP pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a pump component wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GP pumps\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated PSI:\u003c\/strong\u003e 3600\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated GPM:\u003c\/strong\u003e 8.5\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Pump Part\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePump Part\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGP pumps\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated PSI\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3600 PSI\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated GPM\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8.5 GPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part fits GP triplex plunger pumps. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump parts need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-pumps\"\u003eBrowse Pressure Washer Pumps\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":37763808854216,"sku":"6218","price":1048.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/06218_8d9b7070-29cc-4ffe-b56d-9ec8882a149c.webp?v=1774231516"},{"product_id":"tsf2221-hp-by-general-pump-super-high-flow-triplex-pump","title":"GP TSF2221 8.5-10.2GPM 3000PSI 1450\/1750 RPM 24mm","description":"\u003cp\u003e\u003cstrong\u003eGP TSF2221 8.5-10.2GPM 3000PSI 1450\/1750 RPM 24mm is a professional-grade pump parts from GP rated at 3000 PSI and 10.2 GPM. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement pump component for GP pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a pump component wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GP pumps\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated PSI:\u003c\/strong\u003e 3000\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated GPM:\u003c\/strong\u003e 10.2\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Pump Part\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePump Part\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGP pumps\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated PSI\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3000 PSI\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated GPM\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10.2 GPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part fits GP triplex plunger pumps. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump parts need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-pumps\"\u003eBrowse Pressure Washer Pumps\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":37763811311816,"sku":"6412","price":1164.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/6412_02_web.png?v=1774232621"},{"product_id":"kit-170-20mm-packings-tsf-pumps","title":"Kit 170 20MM Packings Tsf Pumps","description":"\u003cp\u003e\u003cstrong\u003eKit 170 20MM Packings Tsf Pumps is a professional-grade pump parts from PA. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement kit for PA pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a kit wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e PA pumps\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Kit\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eKit\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePA pumps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis kit fits PA triplex plunger pumps. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump kit need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pump-parts\"\u003eBrowse Pump Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":44979351552200,"sku":"6346","price":184.21,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/6346_01_web_dd5a2720-b937-4ff0-8f82-4c294d6470d2.png?v=1771904928"},{"product_id":"zgrs1000-rs500-gear-reduction-2-2-to-1-for-1-od-s","title":"Zgrs1000 Rs500 Gear Reduction 2.2 to 1 for 1\" OD S","description":"\u003cp\u003e\u003cstrong\u003eZgrs1000 Rs500 Gear Reduction 2.2 to 1 for 1\" OD S is a professional-grade pump parts from AR. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement gear for AR pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a gear wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e AR pumps\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Gear\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGear\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAR pumps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis gear fits AR triplex plunger pumps. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump gear need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pump-parts\"\u003eBrowse Pump Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":45032493711560,"sku":"3867","price":741.42,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/03867_eaee4199-2e6a-488a-a2cc-542d29ac699b.webp?v=1774231323"},{"product_id":"zg202-24mm-x-1-3-8-flex-coupler","title":"ZG202 24mm X 1 3\/8\" FLEX COUPLER","description":"\u003cp\u003e\u003cstrong\u003eZG202 24mm X 1 3\/8\" FLEX COUPLER is a professional-grade pump parts. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement pump component for triplex plunger pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a pump component wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Pump Part\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePump Part\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part fits triplex plunger pumps used in pressure washing equipment. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump parts need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-pumps\"\u003eBrowse Pressure Washer Pumps\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":45032493744328,"sku":"5482","price":194.32,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/5482_01_web_2a03e32c-7808-42df-a917-0d3187219692.png?v=1774231326"},{"product_id":"zg184tc-1-1-8-flex-coupler-to-24mm-pump","title":"ZG184TC 1 1\/8\" FLEX COUPLER TO 24mm PUMP","description":"\u003cp\u003e\u003cstrong\u003eZG184TC 1 1\/8\" FLEX COUPLER TO 24mm PUMP is a professional-grade pump parts. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement pump component for triplex plunger pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a pump component wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Pump Part\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePump Part\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part fits triplex plunger pumps used in pressure washing equipment. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump parts need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-pumps\"\u003eBrowse Pressure Washer Pumps\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":45032493777096,"sku":"3375","price":69.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/3375_01_web_1d1d85f3-172a-4872-8b52-7f165841ae6c.png?v=1774231328"},{"product_id":"zf184-electric-motor-flange-3-5-hp-w-103008-bo","title":"Zf184 Electric Motor Flange (3 \u0026 5 HP) W\/103008 Bo","description":"\u003cp\u003e\u003cstrong\u003eZf184 Electric Motor Flange (3 \u0026amp; 5 HP) W\/103008 Bo is a professional-grade pump parts. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement flange for triplex plunger pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a flange wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Flange\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFlange\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis flange fits triplex plunger pumps used in pressure washing equipment. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump flange need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pump-parts\"\u003eBrowse Pump Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":45032493809864,"sku":"3443","price":161.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/3443_01_web_b5252a05-cd87-4bd3-b554-8f3e3c8ea21d.png?v=1774231331"},{"product_id":"ygr1000p-pa-gearbox-2-2-to-1-1450rpm-24hp-1-sha","title":"Ygr1000p Pa Gearbox 2.2 to 1 (1450rpm 24HP) 1\" Sha","description":"\u003cp\u003e\u003cstrong\u003eYgr1000p Pa Gearbox 2.2 to 1 (1450rpm 24HP) 1\" Sha is a professional-grade pump parts from AR. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement gear for AR pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a gear wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e AR pumps\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Gear\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGear\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAR pumps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis gear fits AR triplex plunger pumps. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump gear need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pump-parts\"\u003eBrowse Pump Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":45032494072008,"sku":"5684","price":638.73,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/5684_3a6b0a51-2849-4a73-b4ac-80fc27af4476.jpg?v=1784853377"},{"product_id":"ygr1000-pa-geardrive-2-2-to-1-11-18hp-1-shaft","title":"Ygr1000 Pa Geardrive 2.2 to 1 , 11-18HP 1\" Shaft","description":"\u003cp\u003e\u003cstrong\u003eYgr1000 Pa Geardrive 2.2 to 1, 11-18HP 1\" Shaft is a professional-grade pump parts from AR. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement gear for AR pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a gear wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e AR pumps\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Gear\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGear\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAR pumps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis gear fits AR triplex plunger pumps. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump gear need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pump-parts\"\u003eBrowse Pump Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":45032494104776,"sku":"5687","price":297.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/05687_a543bdab-9ce0-4926-8edc-6936fcbae295.webp?v=1774231352"},{"product_id":"tt941-3-43gpm-1500psi-24mm-shaft","title":"TT941 3.43GPM 1500PSI 24mm SHAFT","description":"\u003cp\u003e\u003cstrong\u003eTT941 3.43GPM 1500PSI 24mm SHAFT is a professional-grade pump parts from GP rated at 1500 PSI and 3.43 GPM. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement pump component for GP pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a pump component wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GP pumps\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated PSI:\u003c\/strong\u003e 1500\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated GPM:\u003c\/strong\u003e 3.43\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Pump Part\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePump Part\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGP pumps\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated PSI\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1500 PSI\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated GPM\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3.43 GPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part fits GP triplex plunger pumps. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump parts need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-pumps\"\u003eBrowse Pressure Washer Pumps\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":45032497119432,"sku":"1982","price":556.53,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/1982_86d8a7a1-fc98-4470-a715-87b5349931b3.jpg?v=1784853351"},{"product_id":"tt9111-3gpm-1500psi-24mm-solid-shaft","title":"Tt9111 3GPM 1500PSI 24MM Solid Shaft","description":"\u003cp\u003e\u003cstrong\u003eTt9111 3GPM 1500PSI 24MM Solid Shaft is a professional-grade pump parts from GP rated at 1500 PSI and 3 GPM. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement pump component for GP pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a pump component wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GP pumps\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated PSI:\u003c\/strong\u003e 1500\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated GPM:\u003c\/strong\u003e 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Pump Part\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePump Part\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGP pumps\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated PSI\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1500 PSI\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated GPM\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3 GPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part fits GP triplex plunger pumps. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump parts need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-pumps\"\u003eBrowse Pressure Washer Pumps\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":45032497152200,"sku":"4461","price":618.62,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/4461_c3767633-3b6e-4c8a-8a0d-ab5c9d563cd4.jpg?v=1784853350"},{"product_id":"tt9071ebf-2-8gpm-1500psi-3400rpm-5-8-elec-flange","title":"Tt9071ebf 2.8GPM 1500PSI 3400RPM 5\/8\" Elec. Flange","description":"\u003cp\u003e\u003cstrong\u003eTt9071ebf 2.8GPM 1500PSI 3400RPM 5\/8\" Elec. Flange is a professional-grade pump parts from GP rated at 1500 PSI and 2.8 GPM. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement flange for GP pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a flange wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GP pumps\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated PSI:\u003c\/strong\u003e 1500\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated GPM:\u003c\/strong\u003e 2.8\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Flange\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFlange\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGP pumps\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated PSI\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1500 PSI\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated GPM\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.8 GPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis flange fits GP triplex plunger pumps. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump flange need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-pumps\"\u003eBrowse Pressure Washer Pumps\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":45032497184968,"sku":"3805","price":632.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/3805_b299f60e-b1c7-4b10-b068-4aadcdd01933.jpg?v=1784853350"},{"product_id":"tt9061ebf-2-11gpm-1500psi-3400rpm-5-8-elec-flang","title":"Tt9061ebf 2.11GPM 1500PSI 3400RPM 5\/8\" Elec. Flang","description":"\u003cp\u003e\u003cstrong\u003eTt9061ebf 2.11GPM 1500PSI 3400RPM 5\/8\" Elec. Flang is a professional-grade pump parts from GP rated at 1500 PSI and 2.11 GPM. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement pump component for GP pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a pump component wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GP pumps\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated PSI:\u003c\/strong\u003e 1500\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated GPM:\u003c\/strong\u003e 2.11\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Pump Part\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePump Part\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGP pumps\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated PSI\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1500 PSI\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated GPM\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.11 GPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part fits GP triplex plunger pumps. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump parts need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-pumps\"\u003eBrowse Pressure Washer Pumps\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":45032497217736,"sku":"3058","price":632.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/3058_01_web.png?v=1774231502"},{"product_id":"tt2035gbf-3-5gpm-2000psi-flange-3-4-gas","title":"Tt2035gbf 3.5GPM 2000PSI Flange 3\/4\" Gas","description":"\u003cp\u003e\u003cstrong\u003eTt2035gbf 3.5GPM 2000PSI Flange 3\/4\" Gas is a professional-grade pump parts from GP rated at 2000 PSI and 3.5 GPM. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement flange for GP pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a flange wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GP pumps\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated PSI:\u003c\/strong\u003e 2000\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated GPM:\u003c\/strong\u003e 3.5\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Flange\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFlange\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGP pumps\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated PSI\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2000 PSI\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated GPM\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3.5 GPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis flange fits GP triplex plunger pumps. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump flange need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-pumps\"\u003eBrowse Pressure Washer Pumps\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":45032497250504,"sku":"3073","price":632.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/3073_5483d701-070f-435e-b425-7997dac5b8b7.jpg?v=1784853348"},{"product_id":"tt2035ebf-3-5gpm-2000psi-3400rpm-3-4-elec-flange","title":"Tt2035ebf 3.5GPM 2000PSI 3400RPM 3\/4\" Elec. Flange","description":"\u003cp\u003e\u003cstrong\u003eTt2035ebf 3.5GPM 2000PSI 3400RPM 3\/4\" Elec. Flange is a professional-grade pump parts from GP rated at 2000 PSI and 3.5 GPM. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement flange for GP pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a flange wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GP pumps\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated PSI:\u003c\/strong\u003e 2000\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated GPM:\u003c\/strong\u003e 3.5\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Flange\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFlange\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGP pumps\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated PSI\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2000 PSI\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated GPM\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3.5 GPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis flange fits GP triplex plunger pumps. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump flange need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-pumps\"\u003eBrowse Pressure Washer Pumps\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":45032497283272,"sku":"5147","price":632.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/5147_e1f6532b-7239-4bb0-a20b-6178be940bf0.jpg?v=1784853348"},{"product_id":"tt2028gbf-2-8-gpm-2000psi-3400rpm-3-4-gas-flange","title":"Tt2028gbf 2.8 GPM 2000PSI 3400RPM 3\/4\" Gas Flange","description":"\u003cp\u003e\u003cstrong\u003eTt2028gbf 2.8 GPM 2000PSI 3400RPM 3\/4\" Gas Flange is a professional-grade pump parts from GP rated at 2000 PSI and 2.8 GPM. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement flange for GP pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a flange wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GP pumps\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated PSI:\u003c\/strong\u003e 2000\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated GPM:\u003c\/strong\u003e 2.8\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Flange\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFlange\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGP pumps\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated PSI\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2000 PSI\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated GPM\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.8 GPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis flange fits GP triplex plunger pumps. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump flange need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-pumps\"\u003eBrowse Pressure Washer Pumps\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":45032497316040,"sku":"3583","price":611.87,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/03583-2_8dfe7eab-1a7c-4b62-847c-427538752954.webp?v=1774231505"},{"product_id":"tt2028ebf-2-8gpm-2000psi-3400rpm-5-8-electric-fla","title":"Tt2028ebf 2.8GPM 2000PSI 3400RPM 5\/8\" Electric Fla","description":"\u003cp\u003e\u003cstrong\u003eTt2028ebf 2.8GPM 2000PSI 3400RPM 5\/8\" Electric Fla is a professional-grade pump parts from GP rated at 2000 PSI and 2.8 GPM. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement pump component for GP pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a pump component wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GP pumps\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated PSI:\u003c\/strong\u003e 2000\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated GPM:\u003c\/strong\u003e 2.8\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Pump Part\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePump Part\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGP pumps\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated PSI\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2000 PSI\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated GPM\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.8 GPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part fits GP triplex plunger pumps. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump parts need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-pumps\"\u003eBrowse Pressure Washer Pumps\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":45032497348808,"sku":"5688","price":632.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/05688-2_ae09acf6-541f-4d27-93ee-856ec14ec4b3.webp?v=1774231505"},{"product_id":"tt2028-2-8-gpm-2000-psi-3400-rpm-3-4-shaft-w-elec","title":"Tt2028 2.8 GPM 2000 PSI 3400 RPM 3\/4\" Shaft W\/Elec","description":"\u003cp\u003e\u003cstrong\u003eTt2028 2.8 GPM 2000 PSI 3400 RPM 3\/4\" Shaft W\/Elec is a professional-grade pump parts from GP rated at 2000 PSI and 2.8 GPM. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement pump component for GP pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a pump component wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GP pumps\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated PSI:\u003c\/strong\u003e 2000\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated GPM:\u003c\/strong\u003e 2.8\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Pump Part\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePump Part\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGP pumps\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated PSI\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2000 PSI\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated GPM\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.8 GPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part fits GP triplex plunger pumps. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump parts need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-pumps\"\u003eBrowse Pressure Washer Pumps\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":45032497381576,"sku":"6113","price":621.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/6113_7b451dab-5c94-4ee5-9719-40cdaff72634.jpg?v=1784853346"},{"product_id":"tss1511-pump-4-3500-1450-24mm","title":"TSS1511 PUMP 4@3500 1450 24mm","description":"\u003cp\u003e\u003cstrong\u003eTSS1511 PUMP 4@3500 1450 24mm is a professional-grade pump parts. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement pump component for triplex plunger pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a pump component wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Pump Part\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePump Part\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part fits triplex plunger pumps used in pressure washing equipment. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump parts need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-pumps\"\u003eBrowse Pressure Washer Pumps\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":45032497447112,"sku":"6971","price":572.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/6971_01_web_92aa55d0-6215-4309-b837-867a9f247c8c.png?v=1774231506"},{"product_id":"tsp1821-pump-5-5gpm-5100psi-1450rpm-24mmshaft","title":"Tsp1821 Pump 5.5GPM 5100PSI 1450RPM 24MMSHAFT","description":"\u003cp\u003e\u003cstrong\u003eTsp1821 Pump 5.5GPM 5100PSI 1450RPM 24MMSHAFT is a professional-grade pump parts from GP rated at 5100 PSI and 5.5 GPM. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement pump component for GP pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a pump component wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GP pumps\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated PSI:\u003c\/strong\u003e 5100\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated GPM:\u003c\/strong\u003e 5.5\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Pump Part\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePump Part\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGP pumps\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated PSI\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5100 PSI\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated GPM\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5.5 GPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part fits GP triplex plunger pumps. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump parts need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-pumps\"\u003eBrowse Pressure Washer Pumps\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":45032497643720,"sku":"4737","price":1496.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/04737-2_85daa2e3-8b57-4e3a-b7d1-0013ed41d5b5.webp?v=1774231510"},{"product_id":"tss1021-5-6gpm-1700psi-1450-rpm","title":"Tss1021 5.6GPM 1700PSI 1450 RPM","description":"\u003cp\u003e\u003cstrong\u003eTss1021 5.6GPM 1700PSI 1450 RPM is a professional-grade pump parts from GP rated at 1700 PSI and 5.6 GPM. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement pump component for GP pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a pump component wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GP pumps\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated PSI:\u003c\/strong\u003e 1700\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated GPM:\u003c\/strong\u003e 5.6\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Pump Part\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePump Part\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGP pumps\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated PSI\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1700 PSI\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated GPM\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5.6 GPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part fits GP triplex plunger pumps. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump parts need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-pumps\"\u003eBrowse Pressure Washer Pumps\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":45032497676488,"sku":"6972","price":877.63,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/6972_01_web_0428fda6-66b5-4e90-bb12-c3d398025167.png?v=1774231511"},{"product_id":"tsp1619-pump-4-3gpm-5800psi-1750rpm-or-3-6gpm-7250","title":"Tsp1619 Pump 4.3GPM 5800PSI 1750RPM or 3.6GPM 7250","description":"\u003cp\u003e\u003cstrong\u003eTsp1619 Pump 4.3GPM 5800PSI 1750RPM or 3.6GPM 7250 is a professional-grade pump parts from GP rated at 5800 PSI and 4.3 GPM. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement pump component for GP pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a pump component wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GP pumps\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated PSI:\u003c\/strong\u003e 5800\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated GPM:\u003c\/strong\u003e 4.3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Pump Part\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePump Part\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGP pumps\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated PSI\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5800 PSI\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated GPM\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4.3 GPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part fits GP triplex plunger pumps. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump parts need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-pumps\"\u003eBrowse Pressure Washer Pumps\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":45032497709256,"sku":"4757","price":1671.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/4757_01_web_70f08537-6d74-44ca-9816-2d89b15faf46.png?v=1774231511"},{"product_id":"tsf2421-10-12gpm-1450-1750rpm-2500psi-24mm-solid-s","title":"TSF2421 10-12GPM 1450-1750RPM 2500PSI 24mm SOLID S","description":"\u003cp\u003e\u003cstrong\u003eTSF2421 10-12GPM 1450-1750RPM 2500PSI 24mm SOLID S is a professional-grade pump parts from GP rated at 2500 PSI and 12 GPM. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement pump component for GP pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a pump component wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GP pumps\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated PSI:\u003c\/strong\u003e 2500\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated GPM:\u003c\/strong\u003e 12\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Pump Part\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePump Part\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGP pumps\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated PSI\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2500 PSI\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated GPM\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12 GPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part fits GP triplex plunger pumps. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump parts need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-pumps\"\u003eBrowse Pressure Washer Pumps\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":45032497774792,"sku":"6410","price":1324.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/6410_01_web.png?v=1774231512"},{"product_id":"tsf2021l-7-0-8-5gpm-3600psi-1450-1750rpm-24mm-sol","title":"TSF2021L 7.0-8.5GPM @3600PSI 1450\/1750RPM 24mm SOL","description":"\u003cp\u003e\u003cstrong\u003eTSF2021L 7.0-8.5GPM @3600PSI 1450\/1750RPM 24mm SOL is a professional-grade pump parts from GP rated at 3600 PSI and 8.5 GPM. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement pump component for GP pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a pump component wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GP pumps\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated PSI:\u003c\/strong\u003e 3600\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated GPM:\u003c\/strong\u003e 8.5\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Pump Part\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePump Part\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGP pumps\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated PSI\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3600 PSI\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated GPM\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8.5 GPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part fits GP triplex plunger pumps. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump parts need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-pumps\"\u003eBrowse Pressure Washer Pumps\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":45032498004168,"sku":"4351","price":1234.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/04351_e3185447-534b-41ca-90bd-a5d9c96f395c.webp?v=1774231515"},{"product_id":"tsf2019-6-3-7-6gpm-3600psi-1450-1750rpm-24mm-sol","title":"TSF2019 6.3-7.6GPM @ 3600PSI 1450\/1750RPM 24mm SOL","description":"\u003cp\u003e\u003cstrong\u003eTSF2019 6.3-7.6GPM @ 3600PSI 1450\/1750RPM 24mm SOL is a professional-grade pump parts from GP rated at 3600 PSI and 7.6 GPM. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement pump component for GP pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a pump component wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GP pumps\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated PSI:\u003c\/strong\u003e 3600\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated GPM:\u003c\/strong\u003e 7.6\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Pump Part\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePump Part\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGP pumps\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated PSI\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3600 PSI\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated GPM\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7.6 GPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part fits GP triplex plunger pumps. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump parts need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-pumps\"\u003eBrowse Pressure Washer Pumps\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":45032498069704,"sku":"6220","price":1555.77,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/6220_01_web_0cb25ffb-fb4c-46f2-b304-3f6e00250903.png?v=1774231518"},{"product_id":"ts2021-nickel-plt-head-left-hand-shaft-5-6gpm-3500","title":"Ts2021 Nickel Plt Head Left Hand Shaft 5.6GPM 3500","description":"\u003cp\u003e\u003cstrong\u003eTs2021 Nickel Plt Head Left Hand Shaft 5.6GPM 3500 is a professional-grade pump parts from GP. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement head for GP pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a head wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GP pumps\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated GPM:\u003c\/strong\u003e 5.6\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Head\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHead\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGP pumps\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated GPM\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5.6 GPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis head fits GP triplex plunger pumps. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump head need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-pumps\"\u003eBrowse Pressure Washer Pumps\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":45032498135240,"sku":"2772","price":1026.07,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/2772_01_web_5852f8d3-e6da-4712-9d6c-70462389afda.png?v=1774231518"},{"product_id":"ts2011-4gpm-3500psi-1450rpm-solid-shaft-nickel-pl","title":"Ts2011 4GPM 3500PSI 1450RPM Solid Shaft (nickel Pl","description":"\u003cp\u003e\u003cstrong\u003eTs2011 4GPM 3500PSI 1450RPM Solid Shaft (nickel Pl is a professional-grade pump parts from GP rated at 3500 PSI and 4 GPM. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement pump component for GP pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a pump component wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GP pumps\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated PSI:\u003c\/strong\u003e 3500\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated GPM:\u003c\/strong\u003e 4\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Pump Part\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePump Part\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGP pumps\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated PSI\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3500 PSI\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated GPM\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4 GPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part fits GP triplex plunger pumps. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump parts need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-pumps\"\u003eBrowse Pressure Washer Pumps\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":45032498299080,"sku":"2010","price":1148.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/2010_c2d61b2f-b740-42f0-9ef5-2fb04b3387f8.jpg?v=1784853347"},{"product_id":"ts1811-pump-4-5gpm-3500psi-1450rpm","title":"Ts1811 Pump 4.5GPM 3500PSI 1450RPM","description":"\u003cp\u003e\u003cstrong\u003eTs1811 Pump 4.5GPM 3500PSI 1450RPM is a professional-grade pump parts from GP rated at 3500 PSI and 4.5 GPM. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement pump component for GP pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a pump component wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GP pumps\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated PSI:\u003c\/strong\u003e 3500\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated GPM:\u003c\/strong\u003e 4.5\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Pump Part\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePump Part\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGP pumps\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated PSI\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3500 PSI\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated GPM\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4.5 GPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part fits GP triplex plunger pumps. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump parts need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-pumps\"\u003eBrowse Pressure Washer Pumps\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":45032498364616,"sku":"4349","price":992.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/4349_01_web_b715db35-83b0-4f50-9953-f35cab5640f3.png?v=1774231523"},{"product_id":"ts1321-4-75gpm-2100psi-solid-shaft","title":"Ts1321 4.75GPM 2100PSI Solid Shaft","description":"\u003cp\u003e\u003cstrong\u003eTs1321 4.75GPM 2100PSI Solid Shaft is a professional-grade pump parts from GP rated at 2100 PSI and 4.75 GPM. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement pump component for GP pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a pump component wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GP pumps\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated PSI:\u003c\/strong\u003e 2100\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated GPM:\u003c\/strong\u003e 4.75\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Pump Part\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePump Part\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGP pumps\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated PSI\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2100 PSI\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated GPM\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4.75 GPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part fits GP triplex plunger pumps. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump parts need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-pumps\"\u003eBrowse Pressure Washer Pumps\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":45032498397384,"sku":"1996","price":977.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/1996_4977e823-3420-4fbe-9433-e88227f66361.jpg?v=1784853345"},{"product_id":"tp2530j34-pump-3gpm-2500psi-3-4-gas","title":"Tp2530j34 Pump 3GPM 2500PSI 3\/4\" Gas","description":"\u003cp\u003e\u003cstrong\u003eTp2530j34 Pump 3GPM 2500PSI 3\/4\" Gas is a professional-grade pump parts from GP rated at 2500 PSI and 3 GPM. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement pump component for GP pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a pump component wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GP pumps\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated PSI:\u003c\/strong\u003e 2500\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated GPM:\u003c\/strong\u003e 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Pump Part\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePump Part\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGP pumps\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated PSI\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2500 PSI\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated GPM\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3 GPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part fits GP triplex plunger pumps. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump parts need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-pumps\"\u003eBrowse Pressure Washer Pumps\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":45032498430152,"sku":"6569","price":473.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/06569_ce8544af-bfd6-41bc-a286-33087de2600b.webp?v=1774231523"},{"product_id":"tp2526j34uil-triplex-gas-2-6gpm-2700psi-w-unloader","title":"Tp2526j34uil Triplex Gas 2.6GPM\/2700PSI W\/Unloader","description":"\u003cp\u003e\u003cstrong\u003eTp2526j34uil Triplex Gas 2.6GPM\/2700PSI W\/Unloader is a professional-grade pump parts from GP rated at 2700 PSI and 2.6 GPM. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement unloader for GP pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a unloader wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GP pumps\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated PSI:\u003c\/strong\u003e 2700\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated GPM:\u003c\/strong\u003e 2.6\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Unloader\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUnloader\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGP pumps\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated PSI\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2700 PSI\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated GPM\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.6 GPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis unloader fits GP triplex plunger pumps. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump unloader need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pump-parts\"\u003eBrowse Pump Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":45032498462920,"sku":"6608","price":528.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/6608_01_web.png?v=1774231525"},{"product_id":"t9281-4gpm-4000psi-1750rpm-24mm-shaft","title":"T9281 4GPM 4000PSI 1750RPM 24mm SHAFT","description":"\u003cp\u003e\u003cstrong\u003eT9281 4GPM 4000PSI 1750RPM 24mm SHAFT is a professional-grade pump parts from GP rated at 4000 PSI and 4 GPM. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement pump component for GP pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a pump component wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GP pumps\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated PSI:\u003c\/strong\u003e 4000\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated GPM:\u003c\/strong\u003e 4\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Pump Part\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePump Part\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGP pumps\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated PSI\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4000 PSI\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated GPM\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4 GPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part fits GP triplex plunger pumps. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump parts need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-pumps\"\u003eBrowse Pressure Washer Pumps\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":45032499216584,"sku":"2013","price":1548.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/02013_c920467b-4bbb-4945-abad-7c49693ac4a8.webp?v=1774231554"},{"product_id":"t9211-pump-4gpm-3000psi-solid-shaft-1750","title":"T9211 Pump 4GPM 3000PSI Solid Shaft 1750","description":"\u003cp\u003e\u003cstrong\u003eT9211 Pump 4GPM 3000PSI Solid Shaft 1750 is a professional-grade pump parts from GP rated at 3000 PSI and 4 GPM. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement pump component for GP pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a pump component wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GP pumps\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated PSI:\u003c\/strong\u003e 3000\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated GPM:\u003c\/strong\u003e 4\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Pump Part\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePump Part\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGP pumps\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated PSI\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3000 PSI\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated GPM\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4 GPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part fits GP triplex plunger pumps. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump parts need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-pumps\"\u003eBrowse Pressure Washer Pumps\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":45032499249352,"sku":"2009","price":1204.33,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/2009_b303da50-dd26-4500-b609-81ca492d782d.jpg?v=1784864819"},{"product_id":"t9051ebf-2-11gpm-1500psi-1750-rpm-elec","title":"T9051ebf 2.11GPM 1500PSI 1750 RPM Elec.","description":"\u003cp\u003e\u003cstrong\u003eT9051ebf 2.11GPM 1500PSI 1750 RPM Elec. is a professional-grade pump parts from GP rated at 1500 PSI and 2.11 GPM. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement pump component for GP pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a pump component wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GP pumps\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated PSI:\u003c\/strong\u003e 1500\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated GPM:\u003c\/strong\u003e 2.11\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Pump Part\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePump Part\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGP pumps\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated PSI\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1500 PSI\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated GPM\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.11 GPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part fits GP triplex plunger pumps. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump parts need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-pumps\"\u003eBrowse Pressure Washer Pumps\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":45032499282120,"sku":"2918","price":493.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/02918_5efb9fcc-f24d-4868-b5c5-2f690ae3cf7c.webp?v=1774231555"},{"product_id":"t5050-5-0gpm-5000psi-1845rpm-24mm-shaft","title":"T5050 5.0GPM 5000PSI 1845RPM 24mm SHAFT","description":"\u003cp\u003e\u003cstrong\u003eT5050 5.0GPM 5000PSI 1845RPM 24mm SHAFT is a professional-grade pump parts from GP rated at 5000 PSI and 5.0 GPM. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement pump component for GP pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a pump component wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GP pumps\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated PSI:\u003c\/strong\u003e 5000\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated GPM:\u003c\/strong\u003e 5.0\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Pump Part\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePump Part\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGP pumps\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated PSI\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5000 PSI\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated GPM\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5.0 GPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part fits GP triplex plunger pumps. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump parts need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-pumps\"\u003eBrowse Pressure Washer Pumps\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":45032499314888,"sku":"4905","price":2250.17,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/4905_01_web_335fcd1d-9d1b-4841-ab27-a05a6fd9a75d.png?v=1774231561"},{"product_id":"t1321-5-5gpm-2100psi-solid-shaft","title":"T1321 5.5GPM 2100PSI Solid Shaft","description":"\u003cp\u003e\u003cstrong\u003eT1321 5.5GPM 2100PSI Solid Shaft is a professional-grade pump parts from GP rated at 2100 PSI and 5.5 GPM. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement pump component for GP pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a pump component wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GP pumps\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated PSI:\u003c\/strong\u003e 2100\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated GPM:\u003c\/strong\u003e 5.5\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Pump Part\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePump Part\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGP pumps\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated PSI\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2100 PSI\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated GPM\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5.5 GPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part fits GP triplex plunger pumps. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump parts need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-pumps\"\u003eBrowse Pressure Washer Pumps\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":45032499347656,"sku":"1997","price":977.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/1997_c64fca13-4c34-493b-bb62-3719de3ae9c1.jpg?v=1784853341"},{"product_id":"kit-69-packing-replacement-kit","title":"Kit 69 Packing Replacement Kit","description":"\u003cp\u003e\u003cstrong\u003eKit 69 Packing Replacement Kit is a professional-grade pump parts from PA. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement kit for PA pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a kit wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e PA pumps\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Kit\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eKit\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePA pumps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis kit fits PA triplex plunger pumps. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump kit need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pump-parts\"\u003eBrowse Pump Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":45032519991496,"sku":"3773","price":131.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/3773_01_web_6ad12cb3-a3b8-43b7-b46e-d5f51e7fb227.png?v=1774232367"},{"product_id":"kit-27-packing-assy-20mm-1-cyl","title":"KIT 27 PACKING ASSY. 20mm (1 CYL)","description":"\u003cp\u003e\u003cstrong\u003eKIT 27 PACKING ASSY. 20mm (1 CYL) is a professional-grade pump parts from PA. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement kit for PA pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a kit wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e PA pumps\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Kit\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eKit\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePA pumps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis kit fits PA triplex plunger pumps. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump kit need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pump-parts\"\u003eBrowse Pump Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"27","offer_id":45032521728200,"sku":"1604","price":35.99,"currency_code":"USD","in_stock":true},{"title":"28","offer_id":45043488096456,"sku":"1605","price":72.84,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/1604_01_web_e73fefd0-e286-447a-b480-0e838a79dc00.png?v=1774232415"},{"product_id":"kit-23-piston-rod-oil-seal","title":"Kit 23 Piston Rod Oil Seal","description":"\u003cp\u003e\u003cstrong\u003eKit 23 Piston Rod Oil Seal is a professional-grade pump parts. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement seal for triplex plunger pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a seal wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Seal\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSeal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis seal fits triplex plunger pumps used in pressure washing equipment. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump seal need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pump-parts\"\u003eBrowse Pump Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"23","offer_id":45032522285256,"sku":"1602","price":42.96,"currency_code":"USD","in_stock":true},{"title":"37","offer_id":45043488227528,"sku":"1607","price":38.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/Image_coming_soon_543fd016-a6ae-4e91-b09c-cbc1565b11e9.jpg?v=1774449817"},{"product_id":"kit-173-packing-w-brass-tsf-22mm","title":"KIT 173 PACKING W\/BRASS TSF 22mm","description":"\u003cp\u003e\u003cstrong\u003eKIT 173 PACKING W\/BRASS TSF 22mm is a professional-grade pump parts from PA, brass construction. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement kit for PA pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a kit wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e PA pumps\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Brass. Handles high temperatures and chemical exposure. Will not rust. Standard choice for pressure wash plumbing.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Kit\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eKit\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePA pumps\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBrass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis kit fits PA triplex plunger pumps. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump kit need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pump-parts\"\u003eBrowse Pump Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":45032523825352,"sku":"6615","price":140.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/6615_faab190d-6749-4f50-a17e-9b87aa881658.jpg?v=1784864818"},{"product_id":"kit-172-packing-tsf-22mm","title":"KIT 172 PACKING TSF 22mm","description":"\u003cp\u003e\u003cstrong\u003eKIT 172 PACKING TSF 22mm is a professional-grade pump parts from PA. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement kit for PA pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a kit wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e PA pumps\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Kit\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eKit\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePA pumps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis kit fits PA triplex plunger pumps. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump kit need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pump-parts\"\u003eBrowse Pump Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":45032523858120,"sku":"6614","price":179.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/6614_6b390c37-3a41-4aed-8ad5-215ee9090110.jpg?v=1784864818"},{"product_id":"kit-171-packing-with-brass-20mm-tsf","title":"Kit 171 Packing with Brass 20MM Tsf","description":"\u003cp\u003e\u003cstrong\u003eKit 171 Packing with Brass 20MM Tsf is a professional-grade pump parts from PA, brass construction. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement kit for PA pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a kit wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e PA pumps\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Brass. Handles high temperatures and chemical exposure. Will not rust. Standard choice for pressure wash plumbing.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Kit\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eKit\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePA pumps\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBrass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis kit fits PA triplex plunger pumps. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump kit need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pump-parts\"\u003eBrowse Pump Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":45032523890888,"sku":"6328","price":151.48,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/6328_95e9f3e3-c942-4bf3-ad7d-ed1981098816.jpg?v=1784864818"},{"product_id":"kit-169-check-valve-tsf-pumps","title":"Kit 169 Check Valve Tsf Pumps","description":"\u003cp\u003e\u003cstrong\u003eKit 169 Check Valve Tsf Pumps is a professional-grade pump parts. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement valve for triplex plunger pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a valve wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eValve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis valve fits triplex plunger pumps used in pressure washing equipment. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump valve need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pump-parts\"\u003eBrowse Pump Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":45032523923656,"sku":"6246","price":228.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/6246_01_web_46c07d04-cdb5-4da3-83a0-695b24776570.png?v=1774232471"},{"product_id":"kit-153-soft-packing","title":"Kit 153 Soft Packing","description":"\u003cp\u003e\u003cstrong\u003eKit 153 Soft Packing is a professional-grade pump parts from PA. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement kit for PA pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a kit wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e PA pumps\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Kit\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eKit\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePA pumps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis kit fits PA triplex plunger pumps. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump kit need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pump-parts\"\u003eBrowse Pump Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":45032524579016,"sku":"6099","price":138.03,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/6099_01_web_98bd6db8-4fde-4b22-b6e1-caf864b03ec5.png?v=1774232480"},{"product_id":"kit-123-check-valves","title":"Kit 123 Check Valves","description":"\u003cp\u003e\u003cstrong\u003eKit 123 Check Valves is a professional-grade pump parts. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement valve for triplex plunger pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a valve wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eValve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis valve fits triplex plunger pumps used in pressure washing equipment. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump valve need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pump-parts\"\u003eBrowse Pump Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":45032524972232,"sku":"1616","price":96.67,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/1616_01_web_612c414b-5120-479e-8aba-f6c47d2d321d.png?v=1774232495"},{"product_id":"kit-04-valve-caps-o-rings-6","title":"Kit 04 Valve Caps \u0026 O-rings (6)","description":"\u003cp\u003e\u003cstrong\u003eKit 04 Valve Caps \u0026amp; O-rings (6) is a professional-grade pump parts. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement valve for triplex plunger pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a valve wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eValve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis valve fits triplex plunger pumps used in pressure washing equipment. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump valve need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pump-parts\"\u003eBrowse Pump Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"04","offer_id":45032525398216,"sku":"1614","price":133.11,"currency_code":"USD","in_stock":true},{"title":"05","offer_id":45043489538248,"sku":"3147","price":183.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/Image_coming_soon_e934bb9c-0d71-4868-9512-c617ec05222d.jpg?v=1774449868"},{"product_id":"kit-02-piston-rod-oil-seals-3-ea","title":"Kit 02 Piston Rod Oil Seals *3 Ea*","description":"\u003cp\u003e\u003cstrong\u003eKit 02 Piston Rod Oil Seals *3 Ea* is a professional-grade pump parts. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement seal for triplex plunger pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a seal wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Seal\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSeal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis seal fits triplex plunger pumps used in pressure washing equipment. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump seal need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pump-parts\"\u003eBrowse Pump Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":45032525463752,"sku":"1417","price":19.26,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/1417_b09a0547-3751-409d-b660-d55a2a859126.jpg?v=1784864818"},{"product_id":"kit-01-check-valves-6-ea","title":"Kit 01 Check Valves *6 Ea*","description":"\u003cp\u003e\u003cstrong\u003eKit 01 Check Valves *6 Ea* is a professional-grade pump parts. In stock and ships same day from Sun Brite Supply in Gaithersburg, Maryland.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eReplacement valve for triplex plunger pumps.\u003c\/p\u003e\n\u003cp\u003eTriplex plunger pumps are the heart of every pressure washer. When a valve wears out, you lose pressure, develop leaks, or the pump stops working altogether. Rebuilding with the right parts costs a fraction of a new pump and gets you back to work the same day.\u003c\/p\u003e\n\u003cp\u003eMost pump failures come down to worn seals, scored plungers, or damaged valves. Catching wear early and replacing parts before they fail completely saves the pump body and crankcase from damage.\u003c\/p\u003e \u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Triplex plunger pump rebuild and repair\u003c\/li\u003e\n\u003c\/ul\u003e \u003ctable\u003e\n\u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eValve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis valve fits triplex plunger pumps used in pressure washing equipment. Verify your pump model number before ordering. The model and serial number are on a data plate on the pump body or manifold.\u003c\/p\u003e\n\u003cp\u003eCommon pump brands used in professional pressure washers:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneral Pump\u003c\/strong\u003e, popular in commercial trailer rigs and skid systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCat Pumps\u003c\/strong\u003e, premium pumps known for long service life\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAR (Annovi Reverberi)\u003c\/strong\u003e, Italian-made pumps in mid-range and commercial units\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComet\u003c\/strong\u003e, good value for residential and light commercial washers\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGiant \/ Interpump\u003c\/strong\u003e, heavy duty industrial and ultra-high pressure pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are not sure which pump you have, call us with the model number and we will match the right parts.\u003c\/p\u003e \u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cp\u003ePump parts wear out with use. The more hours on the pump, the more frequently you need to rebuild. Here are the most common reasons to order pump parts:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLoss of pressure\u003c\/strong\u003e, usually caused by worn valves, seals, or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWater leaking from the pump\u003c\/strong\u003e, typically worn seals or packing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePulsating pressure\u003c\/strong\u003e, usually a stuck or broken check valve\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOil leaking from the crankcase\u003c\/strong\u003e, worn oil seals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeasonal rebuild\u003c\/strong\u003e, replacing wear items before the busy season starts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and Maintenance Tips\u003c\/h2\u003e\n\u003cp\u003eBefore disassembling the pump, release all pressure from the system. Disconnect the engine or motor from the pump. Have clean rags and a parts tray ready.\u003c\/p\u003e\n\u003cp\u003eWhen replacing seals and packing, lubricate them with pump oil or silicone grease before installation. Dry seals tear on first startup. Check plungers for scoring or wear marks. A scored plunger will chew through new seals in hours.\u003c\/p\u003e\n\u003cp\u003eUse the correct pump oil. Check your pump manufacturer's recommendation. Most triplex pumps use non-detergent pump oil (not motor oil). Change the pump oil every 200 to 500 hours or at the start of each season.\u003c\/p\u003e\n\u003cp\u003eAfter reassembly, run the pump with water flowing and no pressure for 30 seconds to prime it and seat the seals. Then slowly bring it up to operating pressure and check for leaks.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat are the signs that my pump valve need replacement?\u003c\/h3\u003e\n\u003cp\u003eLoss of pressure is the most common sign. Other symptoms include water leaking from the pump head, pulsating pressure, unusual noises, and oil leaking from the crankcase. If you notice any of these, inspect and replace the worn parts before the damage spreads.\u003c\/p\u003e\n\u003ch3\u003eShould I rebuild my pump or buy a new one?\u003c\/h3\u003e\n\u003cp\u003eIn most cases, a rebuild is cheaper and gets you the same performance as a new pump. Seal kits, valve kits, and packing sets cost a fraction of a new pump. The pump body and crankcase last for years if you maintain them. The only time to replace is if the crankcase or manifold is cracked.\u003c\/p\u003e\n\u003ch3\u003eHow often should I rebuild my pressure washer pump?\u003c\/h3\u003e\n\u003cp\u003eIt depends on hours of use. Most commercial washers rebuild pumps every 500 to 1000 hours. Replace seals and valves when you notice pressure loss or leaks. Preventive rebuilds at the start of each season keep you from breaking down on a job.\u003c\/p\u003e\n\u003ch3\u003eWhere can I buy pressure washer pump parts near Gaithersburg, Maryland?\u003c\/h3\u003e\n\u003cp\u003eSun Brite Supply is located at 16620 Oakmont Ave, Gaithersburg, MD 20877. We carry a full selection of pressure washer pump parts for walk-in customers and ship nationwide. Local contractors in Maryland, Virginia, DC, and the Mid-Atlantic area can stop by for same-day pickup. If you are outside the area, order online at sunbritesupplymd.com and we will ship it out fast. Call us at 301-519-9274 if you need help finding the right part.\u003c\/p\u003e \u003ch2\u003eBefore You Order: What to Check\u003c\/h2\u003e\n\u003cp\u003eGetting the right part the first time saves you a return trip and more downtime. Before you add this to your cart, check these things:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel number:\u003c\/strong\u003e Find the model and serial number on your equipment data plate. Write it down before you order.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePort sizes and thread types:\u003c\/strong\u003e Measure your connections. A 3\/8 inch fitting will not thread into a 1\/4 inch port no matter how hard you try.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure and flow ratings:\u003c\/strong\u003e Make sure the replacement part is rated for your system's PSI and GPM. Under-rated parts fail fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOld part comparison:\u003c\/strong\u003e If possible, remove the old part and compare it side by side with the product photos and specs listed here.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStill not sure?\u003c\/strong\u003e Call us before you order. We would rather spend 5 minutes on the phone confirming fitment than process a return because the wrong part showed up.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy Buy Your Pump Parts from Sun Brite Supply?\u003c\/h2\u003e\n\u003cp\u003eSun Brite Supply ships from our warehouse in Gaithersburg, Maryland. We stock the same brands the pros run. General Pump, Cat Pumps, AR, Honda, Hannay, Suttner, and more. No knockoffs. No mystery brands. Every part we sell has been vetted by people who work on this equipment every day.\u003c\/p\u003e\n\u003cp\u003eNeed help picking the right part? Call us at 301-519-9274. You will talk to someone who actually knows pressure washing equipment, not a script reader at a call center. We can verify fitment, suggest alternatives, and match you with the right part the first time. Our team has over 50 years of combined experience in the pressure washing industry. We deal with these machines daily and know which parts work and which ones cause problems.\u003c\/p\u003e\n\u003cp\u003eLocal to Maryland or the DMV area? Stop by our Gaithersburg location at 16620 Oakmont Ave for walk-in counter sales. We can pull parts, check fitment in person, and get you set up on the spot. Contractors across the Mid-Atlantic rely on Sun Brite Supply for same-day parts when they need them fast.\u003c\/p\u003e\n\u003cp\u003eWe carry over 2,700 pressure washing parts and accessories in stock. Pumps, hoses, fittings, nozzles, chemicals, engine parts, burner parts, and electrical controls. Browse our full catalog at sunbritesupplymd.com and order everything you need from one supplier. One order, one shipment, less downtime waiting on parts.\u003c\/p\u003e\n\u003cp\u003eMost orders ship the same business day when placed before 2 PM Eastern. We ship nationwide from Maryland, so whether you are in Virginia, Pennsylvania, DC, or across the country, you get your parts fast. We keep popular parts in stock so you are not waiting on backorders.\u003c\/p\u003e\n\u003cp\u003eShop online at sunbritesupplymd.com or call us directly at 301-519-9274. Over 2,700 parts ready to ship. We are here to help you keep your equipment running and your business moving forward.\u003c\/p\u003e \u003cp\u003eWe stock pump repair kits, valve kits, seal kits, oil, and individual components for General Pump, Cat Pumps, AR, Comet, and more. Need a complete pump? Check our triplex plunger pumps.\u003c\/p\u003e\u003ch2\u003eRelated Parts \u0026amp; Equipment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pump-parts\"\u003eBrowse Pump Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/fittings\"\u003eFittings \u0026amp; Adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pressure-washer-repair-parts\"\u003ePressure Washer Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Brite Supply","offers":[{"title":"Default Title","offer_id":45032525496520,"sku":"1416","price":74.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/files\/1416_01_web_10a8b146-01b7-496a-8a4b-86ce954d3f60.png?v=1774232517"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0517\/4827\/4376\/collections\/general-pumps.png?v=1783353841","url":"https:\/\/sunbritesupplymd.com\/collections\/general-pumps.oembed","provider":"Sun Brite Supply","version":"1.0","type":"link"}