{"product_id":"ar43238-viton-seal-kit-oem-replacement-part","title":"AR43238 Viton Seal Kit – OEM Replacement Part","description":"\u003cdiv class=\"\" data-turn-id-container=\"246dc2a2-8ccf-4948-8f76-56b613ef0fa9\" 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=\"246dc2a2-8ccf-4948-8f76-56b613ef0fa9\" data-turn-id-container=\"246dc2a2-8ccf-4948-8f76-56b613ef0fa9\" data-testid=\"conversation-turn-435\" data-turn=\"user\"\u003e\u003c\/section\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"request-6a35562f-a1fc-83ea-bfdd-f10b85f84e9a-25\" 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-6a35562f-a1fc-83ea-bfdd-f10b85f84e9a-25\" data-turn-id-container=\"request-6a35562f-a1fc-83ea-bfdd-f10b85f84e9a-25\" data-testid=\"conversation-turn-436\" 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=\"f4e94afe-bdc3-4423-b3f7-6014ec936ac4\" 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\" data-turn-start-message=\"true\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"streaming-animation markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\u003cp data-start=\"0\" data-end=\"166\"\u003e\u003cstrong data-start=\"0\" data-end=\"16\"\u003ePart Number:\u003c\/strong\u003e 3991\u003cbr data-start=\"21\" data-end=\"24\"\u003e\u003cstrong data-start=\"24\" data-end=\"37\"\u003eCategory:\u003c\/strong\u003e Agricultural Pump Parts → Diaphragm \u0026amp; Seal Kits → AR Pump Repair Parts\u003cbr data-start=\"108\" data-end=\"111\"\u003e\u003cstrong data-start=\"111\" data-end=\"120\"\u003eType:\u003c\/strong\u003e AR43238 Viton® Diaphragm Kit for AR45BP Pumps\u003c\/p\u003e\n\u003chr data-start=\"168\" data-end=\"171\"\u003e\n\u003cp data-start=\"229\" data-end=\"623\"\u003eThe \u003cstrong data-start=\"233\" data-end=\"273\"\u003eAR43238 Viton® Seal Kit (Part #3991)\u003c\/strong\u003e is a genuine OEM replacement diaphragm and seal kit designed for compatible \u003cstrong data-start=\"350\" data-end=\"376\"\u003eAR45BP diaphragm pumps\u003c\/strong\u003e manufactured by \u003cstrong data-start=\"393\" data-end=\"424\"\u003eAnnovi Reverberi (AR Pumps)\u003c\/strong\u003e. Engineered for demanding agricultural, soft wash, and chemical transfer applications, this repair kit helps restore pump performance, maintain pressure integrity, and extend equipment service life.\u003c\/p\u003e\n\u003chr data-start=\"1219\" data-end=\"1222\"\u003e\n\u003ch2 data-section-id=\"939trr\" data-start=\"1224\" data-end=\"1250\"\u003eKey Features \u0026amp; Benefits\u003c\/h2\u003e\n\u003cul data-start=\"1252\" data-end=\"1755\"\u003e\n\u003cli data-section-id=\"9jssbd\" data-start=\"1252\" data-end=\"1297\"\u003eGenuine AR Pumps OEM replacement repair kit\u003c\/li\u003e\n\u003cli data-section-id=\"1co9y16\" data-start=\"1298\" data-end=\"1345\"\u003eDirect replacement for AR Part Number AR43238\u003c\/li\u003e\n\u003cli data-section-id=\"1mek6yb\" data-start=\"1346\" data-end=\"1395\"\u003eReplaces discontinued Part Number 9910-KIT42601\u003c\/li\u003e\n\u003cli data-section-id=\"1ta2iue\" data-start=\"1396\" data-end=\"1433\"\u003eDesigned for AR45BP diaphragm pumps\u003c\/li\u003e\n\u003cli data-section-id=\"1w5xlna\" data-start=\"1434\" data-end=\"1483\"\u003ePremium Viton® diaphragm and sealing components\u003c\/li\u003e\n\u003cli data-section-id=\"z5jfpn\" data-start=\"1484\" data-end=\"1515\"\u003eExcellent chemical resistance\u003c\/li\u003e\n\u003cli data-section-id=\"1exrp5b\" data-start=\"1516\" data-end=\"1561\"\u003eRestores pump pressure and flow performance\u003c\/li\u003e\n\u003cli data-section-id=\"ttc6l5\" data-start=\"1562\" data-end=\"1601\"\u003eHelps prevent leaks and pressure loss\u003c\/li\u003e\n\u003cli data-section-id=\"1j30gv5\" data-start=\"1602\" data-end=\"1636\"\u003eSupports reliable pump operation\u003c\/li\u003e\n\u003cli data-section-id=\"11ske17\" data-start=\"1637\" data-end=\"1691\"\u003eIdeal for preventative maintenance and pump rebuilds\u003c\/li\u003e\n\u003cli data-section-id=\"lmun4u\" data-start=\"1692\" data-end=\"1719\"\u003eExtends pump service life\u003c\/li\u003e\n\u003cli data-section-id=\"1wy4uc2\" data-start=\"1720\" data-end=\"1755\"\u003eReduces downtime and repair costs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1757\" data-end=\"1760\"\u003e\n\u003ch2 data-section-id=\"1cgu054\" data-start=\"1762\" data-end=\"1789\"\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cp data-start=\"1791\" data-end=\"1812\"\u003e\u003cstrong data-start=\"1791\" data-end=\"1807\"\u003ePart Number:\u003c\/strong\u003e 3991\u003c\/p\u003e\n\u003cp data-start=\"1814\" data-end=\"1859\"\u003e\u003cstrong data-start=\"1814\" data-end=\"1831\"\u003eManufacturer:\u003c\/strong\u003e AR Pumps (Annovi Reverberi)\u003c\/p\u003e\n\u003cp data-start=\"1861\" data-end=\"1898\"\u003e\u003cstrong data-start=\"1861\" data-end=\"1890\"\u003eManufacturer Part Number:\u003c\/strong\u003e AR43238\u003c\/p\u003e\n\u003cp data-start=\"1900\" data-end=\"1938\"\u003e\u003cstrong data-start=\"1900\" data-end=\"1917\"\u003eProduct Name:\u003c\/strong\u003e Viton® Diaphragm Kit\u003c\/p\u003e\n\u003cp data-start=\"1940\" data-end=\"1986\"\u003e\u003cstrong data-start=\"1940\" data-end=\"1963\"\u003ePump Compatibility:\u003c\/strong\u003e AR45BP Diaphragm Pumps\u003c\/p\u003e\n\u003cp data-start=\"1988\" data-end=\"2008\"\u003e\u003cstrong data-start=\"1988\" data-end=\"2001\"\u003eMaterial:\u003c\/strong\u003e Viton®\u003c\/p\u003e\n\u003cp data-start=\"2010\" data-end=\"2055\"\u003e\u003cstrong data-start=\"2010\" data-end=\"2027\"\u003eProduct Type:\u003c\/strong\u003e Diaphragm \u0026amp; Seal Repair Kit\u003c\/p\u003e\n\u003cp data-start=\"2057\" data-end=\"2081\"\u003e\u003cstrong data-start=\"2057\" data-end=\"2077\"\u003eOEM Replacement:\u003c\/strong\u003e Yes\u003c\/p\u003e\n\u003cp data-start=\"2083\" data-end=\"2110\"\u003e\u003cstrong data-start=\"2083\" data-end=\"2096\"\u003eReplaces:\u003c\/strong\u003e 9910-KIT42601\u003c\/p\u003e\n\u003chr data-start=\"2112\" data-end=\"2115\"\u003e\n\u003ch2 data-section-id=\"146b0zd\" data-start=\"2117\" data-end=\"2149\"\u003eWhy Choose Viton® Components?\u003c\/h2\u003e\n\u003cp data-start=\"2151\" data-end=\"2233\"\u003eViton® elastomers are widely used in demanding chemical applications due to their:\u003c\/p\u003e\n\u003cul data-start=\"2235\" data-end=\"2484\"\u003e\n\u003cli data-section-id=\"z5jfpn\" data-start=\"2235\" data-end=\"2266\"\u003eExcellent chemical resistance\u003c\/li\u003e\n\u003cli data-section-id=\"jyuaak\" data-start=\"2267\" data-end=\"2288\"\u003eSuperior durability\u003c\/li\u003e\n\u003cli data-section-id=\"1lrtavz\" data-start=\"2289\" data-end=\"2319\"\u003eHigh-temperature performance\u003c\/li\u003e\n\u003cli data-section-id=\"1wdzf4p\" data-start=\"2320\" data-end=\"2339\"\u003eLong service life\u003c\/li\u003e\n\u003cli data-section-id=\"14exs3i\" data-start=\"2340\" data-end=\"2378\"\u003eResistance to agricultural chemicals\u003c\/li\u003e\n\u003cli data-section-id=\"y5uk85\" data-start=\"2379\" data-end=\"2428\"\u003eResistance to many solvents and cleaning agents\u003c\/li\u003e\n\u003cli data-section-id=\"1lmrye1\" data-start=\"2429\" data-end=\"2484\"\u003eReliable sealing under demanding operating conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2486\" data-end=\"2489\"\u003e\n\u003ch2 data-section-id=\"vx2wyp\" data-start=\"2491\" data-end=\"2513\"\u003eCommon Applications\u003c\/h2\u003e\n\u003ch3 data-section-id=\"16ndhjq\" data-start=\"2515\" data-end=\"2540\"\u003eAgricultural Spraying\u003c\/h3\u003e\n\u003cp data-start=\"2542\" data-end=\"2552\"\u003eIdeal for:\u003c\/p\u003e\n\u003cul data-start=\"2554\" data-end=\"2692\"\u003e\n\u003cli data-section-id=\"12ecgio\" data-start=\"2554\" data-end=\"2586\"\u003eFertilizer application systems\u003c\/li\u003e\n\u003cli data-section-id=\"61wybi\" data-start=\"2587\" data-end=\"2607\"\u003eHerbicide spraying\u003c\/li\u003e\n\u003cli data-section-id=\"11xw6ea\" data-start=\"2608\" data-end=\"2631\"\u003ePesticide application\u003c\/li\u003e\n\u003cli data-section-id=\"au0mcv\" data-start=\"2632\" data-end=\"2659\"\u003eCrop protection equipment\u003c\/li\u003e\n\u003cli data-section-id=\"baixsq\" data-start=\"2660\" data-end=\"2692\"\u003eAgricultural chemical handling\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"ylz52r\" data-start=\"2694\" data-end=\"2715\"\u003eSoft Wash Systems\u003c\/h3\u003e\n\u003cul data-start=\"2717\" data-end=\"2825\"\u003e\n\u003cli data-section-id=\"1gy60pb\" data-start=\"2717\" data-end=\"2740\"\u003eRoof cleaning systems\u003c\/li\u003e\n\u003cli data-section-id=\"95knqj\" data-start=\"2741\" data-end=\"2766\"\u003eHouse washing equipment\u003c\/li\u003e\n\u003cli data-section-id=\"1rricp1\" data-start=\"2767\" data-end=\"2795\"\u003eBleach application systems\u003c\/li\u003e\n\u003cli data-section-id=\"n5nc0d\" data-start=\"2796\" data-end=\"2825\"\u003eExterior cleaning equipment\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"d1bp02\" data-start=\"2827\" data-end=\"2867\"\u003eCommercial \u0026amp; Industrial Applications\u003c\/h3\u003e\n\u003cul data-start=\"2869\" data-end=\"2987\"\u003e\n\u003cli data-section-id=\"b2jhqp\" data-start=\"2869\" data-end=\"2896\"\u003eChemical transfer systems\u003c\/li\u003e\n\u003cli data-section-id=\"y7pado\" data-start=\"2897\" data-end=\"2928\"\u003eIndustrial spraying equipment\u003c\/li\u003e\n\u003cli data-section-id=\"1y2bhcz\" data-start=\"2929\" data-end=\"2953\"\u003eFluid handling systems\u003c\/li\u003e\n\u003cli data-section-id=\"1nh8qcn\" data-start=\"2954\" data-end=\"2987\"\u003ePump maintenance and rebuilding\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2989\" data-end=\"2992\"\u003e\n\u003ch2 data-section-id=\"ctfpuh\" data-start=\"2994\" data-end=\"3017\"\u003ePerformance Benefits\u003c\/h2\u003e\n\u003cul data-start=\"3019\" data-end=\"3272\"\u003e\n\u003cli data-section-id=\"1mmua6d\" data-start=\"3019\" data-end=\"3054\"\u003eRestores original pump efficiency\u003c\/li\u003e\n\u003cli data-section-id=\"pmjfyo\" data-start=\"3055\" data-end=\"3092\"\u003eMaintains proper operating pressure\u003c\/li\u003e\n\u003cli data-section-id=\"15xbel\" data-start=\"3093\" data-end=\"3120\"\u003eImproves flow consistency\u003c\/li\u003e\n\u003cli data-section-id=\"15gytvf\" data-start=\"3121\" data-end=\"3138\"\u003eReduces leakage\u003c\/li\u003e\n\u003cli data-section-id=\"17k7phv\" data-start=\"3139\" data-end=\"3174\"\u003eProtects internal pump components\u003c\/li\u003e\n\u003cli data-section-id=\"pa414f\" data-start=\"3175\" data-end=\"3198\"\u003eExtends pump lifespan\u003c\/li\u003e\n\u003cli data-section-id=\"1976ltq\" data-start=\"3199\" data-end=\"3229\"\u003eImproves overall reliability\u003c\/li\u003e\n\u003cli data-section-id=\"5f0e5h\" data-start=\"3230\" data-end=\"3272\"\u003eSupports consistent spraying performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3274\" data-end=\"3277\"\u003e\n\u003ch2 data-section-id=\"1yzdvol\" data-start=\"3279\" data-end=\"3328\"\u003eSigns Your AR45BP Pump Needs Diaphragm Service\u003c\/h2\u003e\n\u003cp data-start=\"3330\" data-end=\"3373\"\u003eReplace diaphragms and seals if you notice:\u003c\/p\u003e\n\u003cul data-start=\"3375\" data-end=\"3582\"\u003e\n\u003cli data-section-id=\"12cjody\" data-start=\"3375\" data-end=\"3400\"\u003eReduced pressure output\u003c\/li\u003e\n\u003cli data-section-id=\"1d6rz8h\" data-start=\"3401\" data-end=\"3425\"\u003eLower flow performance\u003c\/li\u003e\n\u003cli data-section-id=\"r34p5o\" data-start=\"3426\" data-end=\"3442\"\u003eChemical leaks\u003c\/li\u003e\n\u003cli data-section-id=\"1rumzbm\" data-start=\"3443\" data-end=\"3464\"\u003ePulsating operation\u003c\/li\u003e\n\u003cli data-section-id=\"1xk76v\" data-start=\"3465\" data-end=\"3498\"\u003eDifficulty maintaining pressure\u003c\/li\u003e\n\u003cli data-section-id=\"uszzcw\" data-start=\"3499\" data-end=\"3527\"\u003eWorn or damaged diaphragms\u003c\/li\u003e\n\u003cli data-section-id=\"nhgf5z\" data-start=\"3528\" data-end=\"3553\"\u003eExcessive service hours\u003c\/li\u003e\n\u003cli data-section-id=\"1vv8c22\" data-start=\"3554\" data-end=\"3582\"\u003eContaminated crankcase oil\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3584\" data-end=\"3587\"\u003e\n\u003ch2 data-section-id=\"16dprsq\" data-start=\"3589\" data-end=\"3610\"\u003eInstallation Notes\u003c\/h2\u003e\n\u003col data-start=\"3612\" data-end=\"4027\"\u003e\n\u003cli data-section-id=\"12llzjk\" data-start=\"3612\" data-end=\"3660\"\u003eRelieve all system pressure before servicing.\u003c\/li\u003e\n\u003cli data-section-id=\"1vamcco\" data-start=\"3661\" data-end=\"3700\"\u003eDrain and flush the pump thoroughly.\u003c\/li\u003e\n\u003cli data-section-id=\"1x0hji0\" data-start=\"3701\" data-end=\"3760\"\u003eDisassemble the pump according to AR service procedures.\u003c\/li\u003e\n\u003cli data-section-id=\"1xeotpd\" data-start=\"3761\" data-end=\"3810\"\u003eRemove worn diaphragms and sealing components.\u003c\/li\u003e\n\u003cli data-section-id=\"rs2r9z\" data-start=\"3811\" data-end=\"3862\"\u003eInspect valves and internal components for wear.\u003c\/li\u003e\n\u003cli data-section-id=\"ntxa33\" data-start=\"3863\" data-end=\"3909\"\u003eInstall new Viton® components from the kit.\u003c\/li\u003e\n\u003cli data-section-id=\"qehph9\" data-start=\"3910\" data-end=\"3965\"\u003eReassemble according to manufacturer specifications.\u003c\/li\u003e\n\u003cli data-section-id=\"13hozms\" data-start=\"3966\" data-end=\"4027\"\u003eTest for proper pressure, flow, and leak-free performance.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp data-start=\"4029\" data-end=\"4178\"\u003e\u003cstrong data-start=\"4029\" data-end=\"4043\"\u003eImportant:\u003c\/strong\u003e Inspect pump oil during service. If oil shows signs of chemical contamination, replace the oil and inspect all diaphragms immediately.\u003c\/p\u003e\n\u003chr data-start=\"4180\" data-end=\"4183\"\u003e\n\u003ch2 data-section-id=\"8fimbm\" data-start=\"4185\" data-end=\"4215\"\u003eMaintenance Recommendations\u003c\/h2\u003e\n\u003cul data-start=\"4217\" data-end=\"4495\"\u003e\n\u003cli data-section-id=\"1tucvlx\" data-start=\"4217\" data-end=\"4254\"\u003eMonitor pump performance regularly.\u003c\/li\u003e\n\u003cli data-section-id=\"3g1rpe\" data-start=\"4255\" data-end=\"4309\"\u003eInspect diaphragms during routine service intervals.\u003c\/li\u003e\n\u003cli data-section-id=\"18i9i6w\" data-start=\"4310\" data-end=\"4354\"\u003eFlush chemicals from the system after use.\u003c\/li\u003e\n\u003cli data-section-id=\"1qumbwy\" data-start=\"4355\" data-end=\"4403\"\u003eReplace worn diaphragms before failure occurs.\u003c\/li\u003e\n\u003cli data-section-id=\"1lv6va6\" data-start=\"4404\" data-end=\"4442\"\u003eCheck pump oil condition frequently.\u003c\/li\u003e\n\u003cli data-section-id=\"63cjf5\" data-start=\"4443\" data-end=\"4495\"\u003eFollow AR Pumps recommended maintenance schedules.\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":"Annovi Reverberi","offers":[{"title":"Default Title","offer_id":53427374195051,"sku":null,"price":370.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0917\/9201\/5723\/files\/AR43238VITONSEALKIT.webp?v=1782444558","url":"https:\/\/generalsprayers.com\/products\/ar43238-viton-seal-kit-oem-replacement-part","provider":"GeneralSprayers","version":"1.0","type":"link"}