{"product_id":"comet-10002-01690-15mm-ceramic-piston-kit-3-pack-oem-replacement-for-pressure-washer-pumps","title":"Comet 10002-01690 15mm Ceramic Piston Kit (3 Pack) – OEM Replacement for Pressure Washer Pumps","description":"\u003cdiv class=\"\" data-turn-id-container=\"30650c66-3c31-4059-94f6-d5fca0033b92\" data-is-intersecting=\"true\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-(--sticky-padding-top)\" dir=\"auto\" data-turn-id=\"30650c66-3c31-4059-94f6-d5fca0033b92\" data-turn-id-container=\"30650c66-3c31-4059-94f6-d5fca0033b92\" data-testid=\"conversation-turn-147\" data-turn=\"user\"\u003e\u003c\/section\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"request-6a41e0a9-6a1c-83ea-8a2f-44e0120c15c3-17\" data-is-intersecting=\"true\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-6a41e0a9-6a1c-83ea-8a2f-44e0120c15c3-17\" data-turn-id-container=\"request-6a41e0a9-6a1c-83ea-8a2f-44e0120c15c3-17\" data-testid=\"conversation-turn-148\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv data-conversation-screenshot-content=\"\" class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"0c40e0b4-6b57-4753-adfa-67b6291ab59e\" data-turn-start-message=\"true\" dir=\"auto\" data-message-model-slug=\"gpt-5-5\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\u003cp data-start=\"0\" data-end=\"214\"\u003e\u003cstrong data-start=\"0\" data-end=\"16\"\u003ePart Number:\u003c\/strong\u003e 10002-01690\u003cbr data-start=\"28\" data-end=\"31\"\u003e\u003cstrong data-start=\"31\" data-end=\"44\"\u003eCategory:\u003c\/strong\u003e Pressure Washer Parts → Pump Repair Kits → Ceramic Piston Kits\u003cbr data-start=\"107\" data-end=\"110\"\u003e\u003cstrong data-start=\"110\" data-end=\"119\"\u003eType:\u003c\/strong\u003e Comet 10002-01690 15mm Ceramic Piston Kit (3 Pack) – OEM Replacement for Pressure Washer Pumps\u003c\/p\u003e\n\u003chr data-start=\"216\" data-end=\"219\"\u003e\n\u003cp data-start=\"319\" data-end=\"715\"\u003eThe \u003cstrong data-start=\"323\" data-end=\"390\"\u003eComet 10002-01690 Ceramic Piston Kit (Comet Part #2409.0071.00)\u003c\/strong\u003e is a genuine OEM replacement repair kit designed for servicing compatible \u003cstrong data-start=\"465\" data-end=\"491\"\u003eComet LW and ZW Series\u003c\/strong\u003e pressure washer pumps. Featuring \u003cstrong data-start=\"525\" data-end=\"566\"\u003ethree precision 15 mm ceramic pistons\u003c\/strong\u003e, this complete OEM repair kit restores proper pump operation, maintains operating pressure, and extends the service life of your high-pressure pump.\u003c\/p\u003e\n\u003chr data-start=\"1412\" data-end=\"1415\"\u003e\n\u003ch1 data-section-id=\"1oef6j8\" data-start=\"1417\" data-end=\"1442\"\u003eKey Features \u0026amp; Benefits\u003c\/h1\u003e\n\u003cul data-start=\"1444\" data-end=\"1924\"\u003e\n\u003cli data-section-id=\"fru4zj\" data-start=\"1444\" data-end=\"1482\"\u003eGenuine Comet OEM ceramic piston kit\u003c\/li\u003e\n\u003cli data-section-id=\"1ubyeue\" data-start=\"1483\" data-end=\"1509\"\u003ePart Number: 10002-01690\u003c\/li\u003e\n\u003cli data-section-id=\"1qb1h6n\" data-start=\"1510\" data-end=\"1543\"\u003eComet Part Number: 2409.0071.00\u003c\/li\u003e\n\u003cli data-section-id=\"1uvhv2t\" data-start=\"1544\" data-end=\"1586\"\u003eComplete 3-pack of 15 mm ceramic pistons\u003c\/li\u003e\n\u003cli data-section-id=\"k4oyxu\" data-start=\"1587\" data-end=\"1646\"\u003eDesigned for Comet LW and ZW Series pressure washer pumps\u003c\/li\u003e\n\u003cli data-section-id=\"jwtkfk\" data-start=\"1647\" data-end=\"1699\"\u003eIncludes ceramic pistons and installation hardware\u003c\/li\u003e\n\u003cli data-section-id=\"1wu0m7j\" data-start=\"1700\" data-end=\"1749\"\u003eRestores operating pressure and pump efficiency\u003c\/li\u003e\n\u003cli data-section-id=\"55gffl\" data-start=\"1750\" data-end=\"1794\"\u003eHighly wear-resistant ceramic construction\u003c\/li\u003e\n\u003cli data-section-id=\"1qzl3aa\" data-start=\"1795\" data-end=\"1831\"\u003eHelps reduce seal and packing wear\u003c\/li\u003e\n\u003cli data-section-id=\"1pkfdvi\" data-start=\"1832\" data-end=\"1884\"\u003eIdeal for pump rebuilds and preventive maintenance\u003c\/li\u003e\n\u003cli data-section-id=\"bros3y\" data-start=\"1885\" data-end=\"1924\"\u003eOEM-quality fit and long service life\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1926\" data-end=\"1929\"\u003e\n\u003ch1 data-section-id=\"4wdtu2\" data-start=\"1931\" data-end=\"1945\"\u003eKit Contents\u003c\/h1\u003e\n\u003cp data-start=\"1947\" data-end=\"1989\"\u003eThe Comet 10002-01690 Piston Kit includes:\u003c\/p\u003e\n\u003cul data-start=\"1991\" data-end=\"2102\"\u003e\n\u003cli data-section-id=\"7mnvn8\" data-start=\"1991\" data-end=\"2030\"\u003e(3) \u003cstrong data-start=\"1997\" data-end=\"2030\"\u003e15 mm × 30 mm Ceramic Pistons\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"dfnhi1\" data-start=\"2031\" data-end=\"2044\"\u003e(3) O-Rings\u003c\/li\u003e\n\u003cli data-section-id=\"1cem8br\" data-start=\"2045\" data-end=\"2063\"\u003e(3) Special Nuts\u003c\/li\u003e\n\u003cli data-section-id=\"15dnvky\" data-start=\"2064\" data-end=\"2083\"\u003e(3) Brass Washers\u003c\/li\u003e\n\u003cli data-section-id=\"1h1ndjc\" data-start=\"2084\" data-end=\"2102\"\u003e(3) Thin Washers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2104\" data-end=\"2197\"\u003eAll components are genuine OEM Comet replacement parts. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-start=\"2199\" data-end=\"2202\"\u003e\n\u003ch1 data-section-id=\"zjxypn\" data-start=\"2204\" data-end=\"2230\"\u003eTechnical Specifications\u003c\/h1\u003e\n\u003cp data-start=\"2232\" data-end=\"2260\"\u003e\u003cstrong data-start=\"2232\" data-end=\"2248\"\u003ePart Number:\u003c\/strong\u003e 10002-01690\u003c\/p\u003e\n\u003cp data-start=\"2262\" data-end=\"2297\"\u003e\u003cstrong data-start=\"2262\" data-end=\"2284\"\u003eComet Part Number:\u003c\/strong\u003e 2409.0071.00\u003c\/p\u003e\n\u003cp data-start=\"2299\" data-end=\"2335\"\u003e\u003cstrong data-start=\"2299\" data-end=\"2316\"\u003eProduct Type:\u003c\/strong\u003e Ceramic Piston Kit\u003c\/p\u003e\n\u003cp data-start=\"2337\" data-end=\"2366\"\u003e\u003cstrong data-start=\"2337\" data-end=\"2354\"\u003eManufacturer:\u003c\/strong\u003e Comet Pumps\u003c\/p\u003e\n\u003cp data-start=\"2368\" data-end=\"2394\"\u003e\u003cstrong data-start=\"2368\" data-end=\"2388\"\u003ePiston Diameter:\u003c\/strong\u003e 15 mm\u003c\/p\u003e\n\u003cp data-start=\"2396\" data-end=\"2420\"\u003e\u003cstrong data-start=\"2396\" data-end=\"2414\"\u003ePiston Length:\u003c\/strong\u003e 30 mm\u003c\/p\u003e\n\u003cp data-start=\"2422\" data-end=\"2445\"\u003e\u003cstrong data-start=\"2422\" data-end=\"2435\"\u003eQuantity:\u003c\/strong\u003e 3 Pistons\u003c\/p\u003e\n\u003cp data-start=\"2447\" data-end=\"2482\"\u003e\u003cstrong data-start=\"2447\" data-end=\"2474\"\u003eCompatible Pump Series:\u003c\/strong\u003e LW \u0026amp; ZW\u003c\/p\u003e\n\u003cp data-start=\"2484\" data-end=\"2508\"\u003e\u003cstrong data-start=\"2484\" data-end=\"2504\"\u003eOEM Replacement:\u003c\/strong\u003e Yes\u003c\/p\u003e\n\u003chr data-start=\"2510\" data-end=\"2513\"\u003e\n\u003ch1 data-section-id=\"1mfbgas\" data-start=\"2515\" data-end=\"2539\"\u003eCompatible Pump Models\u003c\/h1\u003e\n\u003cp data-start=\"2541\" data-end=\"2613\"\u003eDesigned for use with compatible Comet pressure washer pumps, including:\u003c\/p\u003e\n\u003cul data-start=\"2615\" data-end=\"2705\"\u003e\n\u003cli data-section-id=\"tzxcg8\" data-start=\"2615\" data-end=\"2626\"\u003eLW Series\u003c\/li\u003e\n\u003cli data-section-id=\"100eoz0\" data-start=\"2627\" data-end=\"2639\"\u003eLWD Series\u003c\/li\u003e\n\u003cli data-section-id=\"1rbnae3\" data-start=\"2640\" data-end=\"2652\"\u003eLWS Series\u003c\/li\u003e\n\u003cli data-section-id=\"ze3nzu\" data-start=\"2653\" data-end=\"2665\"\u003eLWR Series\u003c\/li\u003e\n\u003cli data-section-id=\"h3xl26\" data-start=\"2666\" data-end=\"2677\"\u003eZW Series\u003c\/li\u003e\n\u003cli data-section-id=\"a30ddm\" data-start=\"2678\" data-end=\"2690\"\u003eZWD Series\u003c\/li\u003e\n\u003cli data-section-id=\"1gn2vgc\" data-start=\"2691\" data-end=\"2705\"\u003eZWD-K Series\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2707\" data-end=\"2811\"\u003eAlways verify your pump model and piston diameter before ordering. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-start=\"2813\" data-end=\"2816\"\u003e\n\u003ch1 data-section-id=\"16dhbu7\" data-start=\"2818\" data-end=\"2854\"\u003eFunction of the Ceramic Piston Kit\u003c\/h1\u003e\n\u003cp data-start=\"2856\" data-end=\"2885\"\u003eThe ceramic piston kit helps:\u003c\/p\u003e\n\u003cul data-start=\"2887\" data-end=\"3079\"\u003e\n\u003cli data-section-id=\"1edgoeu\" data-start=\"2887\" data-end=\"2919\"\u003eRestore proper piston movement\u003c\/li\u003e\n\u003cli data-section-id=\"1mm8ps9\" data-start=\"2920\" data-end=\"2949\"\u003eMaintain operating pressure\u003c\/li\u003e\n\u003cli data-section-id=\"18a85ml\" data-start=\"2950\" data-end=\"2975\"\u003eImprove pump efficiency\u003c\/li\u003e\n\u003cli data-section-id=\"7qo4bz\" data-start=\"2976\" data-end=\"3001\"\u003eReduce internal leakage\u003c\/li\u003e\n\u003cli data-section-id=\"mpx3hb\" data-start=\"3002\" data-end=\"3036\"\u003eProtect packings and water seals\u003c\/li\u003e\n\u003cli data-section-id=\"nodble\" data-start=\"3037\" data-end=\"3079\"\u003eExtend pressure washer pump service life\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"3081\" data-end=\"3227\"\u003eReplacing worn ceramic pistons helps restore pressure washer performance while protecting additional internal pump components from premature wear.\u003c\/p\u003e\n\u003chr data-start=\"3229\" data-end=\"3232\"\u003e\n\u003ch1 data-section-id=\"mqxmo4\" data-start=\"3234\" data-end=\"3270\"\u003eCommon Signs Replacement Is Needed\u003c\/h1\u003e\n\u003cp data-start=\"3272\" data-end=\"3317\"\u003eReplace the ceramic piston kit if you notice:\u003c\/p\u003e\n\u003cul data-start=\"3319\" data-end=\"3535\"\u003e\n\u003cli data-section-id=\"zu24k4\" data-start=\"3319\" data-end=\"3347\"\u003eReduced operating pressure\u003c\/li\u003e\n\u003cli data-section-id=\"190tywz\" data-start=\"3348\" data-end=\"3383\"\u003eWater leakage around the plungers\u003c\/li\u003e\n\u003cli data-section-id=\"1a7l8fl\" data-start=\"3384\" data-end=\"3420\"\u003eChipped or cracked ceramic pistons\u003c\/li\u003e\n\u003cli data-section-id=\"19xajwk\" data-start=\"3421\" data-end=\"3453\"\u003eScored or worn piston surfaces\u003c\/li\u003e\n\u003cli data-section-id=\"18a4h50\" data-start=\"3454\" data-end=\"3504\"\u003ePump rebuild or scheduled preventive maintenance\u003c\/li\u003e\n\u003cli data-section-id=\"1n1a9ox\" data-start=\"3505\" data-end=\"3535\"\u003eReduced cleaning performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"3537\" data-end=\"3649\"\u003eReplacing damaged pistons promptly helps prevent premature wear to packings, water seals, and the pump manifold.\u003c\/p\u003e\n\u003chr data-start=\"3651\" data-end=\"3654\"\u003e\n\u003ch1 data-section-id=\"1547z5u\" data-start=\"3656\" data-end=\"3686\"\u003eInstallation \u0026amp; Service Notes\u003c\/h1\u003e\n\u003cul data-start=\"3688\" data-end=\"4185\"\u003e\n\u003cli data-section-id=\"iv93qe\" data-start=\"3688\" data-end=\"3752\"\u003eShut down the pressure washer and relieve all system pressure.\u003c\/li\u003e\n\u003cli data-section-id=\"8gnlw1\" data-start=\"3753\" data-end=\"3831\"\u003eRemove the pump manifold according to the manufacturer's service procedures.\u003c\/li\u003e\n\u003cli data-section-id=\"1n464yb\" data-start=\"3832\" data-end=\"3902\"\u003eCarefully remove the existing ceramic pistons and mounting hardware.\u003c\/li\u003e\n\u003cli data-section-id=\"fiqtze\" data-start=\"3903\" data-end=\"3985\"\u003eInspect the piston rods, packings, water seals, and manifold for wear or damage.\u003c\/li\u003e\n\u003cli data-section-id=\"vafbtq\" data-start=\"3986\" data-end=\"4026\"\u003eClean all sealing surfaces thoroughly.\u003c\/li\u003e\n\u003cli data-section-id=\"1ce7g7v\" data-start=\"4027\" data-end=\"4111\"\u003eInstall the new OEM ceramic pistons using the supplied O-rings, washers, and nuts.\u003c\/li\u003e\n\u003cli data-section-id=\"1ex4i5h\" data-start=\"4112\" data-end=\"4185\"\u003eReassemble the pump and verify proper pressure and leak-free operation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"4187\" data-end=\"4384\"\u003e\u003cstrong data-start=\"4187\" data-end=\"4201\"\u003eImportant:\u003c\/strong\u003e Inspect water seals, packings, O-rings, and check valves during service. Replacing related wear components at the same time helps maximize pump reliability and long-term performance.\u003c\/p\u003e\n\u003chr data-start=\"4386\" data-end=\"4389\"\u003e\n\u003ch1 data-section-id=\"16tfrdt\" data-start=\"4391\" data-end=\"4420\"\u003eMaintenance Recommendations\u003c\/h1\u003e\n\u003cul data-start=\"4422\" data-end=\"4773\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"1mjb7iu\" data-start=\"4422\" data-end=\"4480\"\u003eInspect ceramic pistons during routine pump maintenance.\u003c\/li\u003e\n\u003cli data-section-id=\"stg3mc\" data-start=\"4481\" data-end=\"4527\"\u003eReplace damaged or worn pistons immediately.\u003c\/li\u003e\n\u003cli data-section-id=\"1o8w8o3\" data-start=\"4528\" data-end=\"4593\"\u003eMaintain clean, filtered inlet water to minimize abrasive wear.\u003c\/li\u003e\n\u003cli data-section-id=\"1dj6e5g\" data-start=\"4594\" data-end=\"4652\"\u003eNever operate the pump without an adequate water supply.\u003c\/li\u003e\n\u003cli data-section-id=\"2nlfeg\" data-start=\"4653\" data-end=\"4773\" data-is-last-node=\"\"\u003eUse only genuine OEM Comet replacement parts to maintain optimum pump performance, reliability, and long service life.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"Comet","offers":[{"title":"Default Title","offer_id":53445907546475,"sku":null,"price":190.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0917\/9201\/5723\/files\/10002-01690KIT.jpg?v=1782923370","url":"https:\/\/generalsprayers.com\/products\/comet-10002-01690-15mm-ceramic-piston-kit-3-pack-oem-replacement-for-pressure-washer-pumps","provider":"GeneralSprayers","version":"1.0","type":"link"}