{"product_id":"jabsco-6303-0001-p-neoprene-impeller-gasket-kit","title":"Jabsco 6303-0001-P Neoprene Impeller \u0026 Gasket Kit","description":"\u003ch2\u003e\u003cstrong\u003eJabsco Neoprene Impeller and Gasket Kit – 6303-0001-P \/ 6-63030001P\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch2\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe Jabsco 6303-0001-P is a genuine six-blade neoprene flexible impeller kit designed for compatible Jabsco rubber impeller pumps used in marine engine cooling, freshwater transfer, seawater circulation and general-purpose water pumping. The impeller features a plastic hub with a single-flat drive and is supplied as a service kit complete with the required cover gasket or O-ring and installation lubricant.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eJabsco part number: \u003cstrong\u003e6303-0001-P\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eLand 'N' Sea SKU: \u003cstrong\u003e6-63030001P\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eGenuine Jabsco neoprene impeller kit\u003c\/li\u003e\n\u003cli\u003eSix flexible blades\u003c\/li\u003e\n\u003cli\u003eNeoprene rubber construction\u003c\/li\u003e\n\u003cli\u003ePlastic hub insert\u003c\/li\u003e\n\u003cli\u003eSingle-flat drive\u003c\/li\u003e\n\u003cli\u003eProfile \u003cstrong\u003eH\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eOutside diameter: \u003cstrong\u003e2 in (51 mm)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eWidth: \u003cstrong\u003e7\/8 in (22 mm)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eShaft diameter: \u003cstrong\u003e5\/16 in (8 mm)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eIncludes cover gasket or O-ring and impeller lubricant\u003c\/li\u003e\n\u003cli\u003eUPC \/ GTIN: \u003cstrong\u003e671880575225\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eProduct Compatibility\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThis impeller is used in numerous Jabsco flexible impeller pumps, including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eJabsco \u003cstrong\u003e12560 Series\u003c\/strong\u003e flexible impeller pumps\u003c\/li\u003e\n\u003cli\u003eJabsco freshwater pumps\u003c\/li\u003e\n\u003cli\u003eJabsco seawater pumps\u003c\/li\u003e\n\u003cli\u003eMarine engine raw-water cooling pumps\u003c\/li\u003e\n\u003cli\u003eGeneral-purpose water transfer pumps\u003c\/li\u003e\n\u003cli\u003eCompatible Oberdorfer pump applications using replacement impeller \u003cstrong\u003e6617\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAlways verify the complete pump model before ordering, as Jabsco produces several impellers with similar dimensions but different profiles and drive configurations.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eAlternate Compound – Same Dimensions\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/jabsco-6303-0003-p-nitrile-impeller-gasket-kit\"\u003eJabsco 6303-0003-P Nitrile Impeller \u0026amp; Gasket Kit\u003c\/a\u003e – nitrile compound for bilge, wastewater or oil-contaminated service\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/jabsco-6303-0007-p-6-blade-green-polyurethane-impeller-flexible-raw-water-pump\"\u003eJabsco 6303-0007-P 6-Blade Polyurethane Impeller\u003c\/a\u003e – polyurethane compound for raw water cooling\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eFitment Notice\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eConfirm that your original impeller matches:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e6303-0001-P\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eSix blades\u003c\/li\u003e\n\u003cli\u003e2-inch (51 mm) diameter\u003c\/li\u003e\n\u003cli\u003e7\/8-inch (22 mm) width\u003c\/li\u003e\n\u003cli\u003e5\/16-inch shaft\u003c\/li\u003e\n\u003cli\u003eSingle-flat drive\u003c\/li\u003e\n\u003cli\u003ePlastic insert\u003c\/li\u003e\n\u003cli\u003eProfile H\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDo \u003cstrong\u003enot\u003c\/strong\u003e substitute this impeller for the \u003ca href=\"\/products\/jabsco-6303-0003-p-nitrile-impeller-gasket-kit\"\u003e6303-0003-P\u003c\/a\u003e unless your pump specifically calls for nitrile. The 6303-0001-P is intended for clean freshwater and seawater service, while the 6303-0003-P uses nitrile rubber for oil-contaminated or wastewater applications.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eReplace the impeller when:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCooling-water flow decreases\u003c\/li\u003e\n\u003cli\u003ePump output becomes weak or intermittent\u003c\/li\u003e\n\u003cli\u003eThe pump loses prime\u003c\/li\u003e\n\u003cli\u003eEngine operating temperature increases\u003c\/li\u003e\n\u003cli\u003eVanes become cracked, hardened or permanently bent\u003c\/li\u003e\n\u003cli\u003ePieces of the impeller are missing\u003c\/li\u003e\n\u003cli\u003eThe pump has been operated dry\u003c\/li\u003e\n\u003cli\u003eScheduled preventive maintenance is due\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eRoutine impeller replacement helps prevent overheating and unexpected pump failure.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eInstallation Notes\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eDisconnect power or stop the engine before servicing.\u003c\/li\u003e\n\u003cli\u003eRemove the end-cover screws and cover.\u003c\/li\u003e\n\u003cli\u003eRemove the old impeller using the proper impeller puller or suitable pliers.\u003c\/li\u003e\n\u003cli\u003eNever pry against the pump housing with a screwdriver.\u003c\/li\u003e\n\u003cli\u003eRemove all broken vane fragments from the cooling system.\u003c\/li\u003e\n\u003cli\u003eLubricate the new impeller with the supplied lubricant before installation.\u003c\/li\u003e\n\u003cli\u003eAlign the flat in the impeller hub with the flat on the pump shaft.\u003c\/li\u003e\n\u003cli\u003eInstall the supplied gasket or O-ring.\u003c\/li\u003e\n\u003cli\u003eReassemble the pump and verify proper water flow after startup.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNever operate a flexible impeller pump dry.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eAlternate \/ Superseded Part Numbers\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCurrent packaged part: \u003cstrong\u003e6303-0001-P\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eEarlier impeller number: \u003cstrong\u003e6303-0001\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eLand 'N' Sea SKU: \u003cstrong\u003e6-63030001P\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eAlternate catalogue number: \u003cstrong\u003e6303-0001B\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eAlternate catalogue number: \u003cstrong\u003e6303-0001K\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eOberdorfer equivalent: \u003cstrong\u003e6617\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eUPC \/ GTIN: \u003cstrong\u003e671880575225\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eParts Desk Insight – Best Use\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eChoose the 6303-0001-P (neoprene) for clean raw-water engine cooling, freshwater transfer, and seawater circulation — the most common impeller service scenario on recreational and commercial marine engines.\u003c\/strong\u003e Neoprene performs well in clean water but will swell and degrade rapidly if exposed to petroleum products. If the pump handles bilge water, wastewater, or any liquid that may carry oil or diesel contamination, use the nitrile \u003ca href=\"\/products\/jabsco-6303-0003-p-nitrile-impeller-gasket-kit\"\u003e6303-0003-P\u003c\/a\u003e instead. For raw-water cooling circuits where longer service intervals are desired, the polyurethane \u003ca href=\"\/products\/jabsco-6303-0007-p-6-blade-green-polyurethane-impeller-flexible-raw-water-pump\"\u003e6303-0007-P\u003c\/a\u003e may offer extended blade life. Always match the compound to the OEM specification for the pump model.\u003c\/p\u003e","brand":"LNS","offers":[{"title":"Default Title","offer_id":51156141441060,"sku":"6-63030001P","price":68.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/58383dbe-b3ab-4cbf-be01-000527507182.png?v=1785178936","url":"https:\/\/marisolmarine.com\/products\/jabsco-6303-0001-p-neoprene-impeller-gasket-kit","provider":"Marisol Marine Company","version":"1.0","type":"link"}