{"product_id":"mercury-thrust-washer-18448","title":"Mercury Thrust Washer 18448","description":"\u003cp data-start=\"72\" data-end=\"426\"\u003eMercury 18448 is a genuine OEM \u003cstrong data-start=\"129\" data-end=\"146\"\u003ethrust washer\u003c\/strong\u003e used in selected Mercury and MerCruiser drivetrain applications. Dealer listings show the Mercury shorthand format \u003cstrong data-start=\"262\" data-end=\"274\"\u003e12-18448\u003c\/strong\u003e, and current parts diagrams place it in bearing and carrier-style assemblies where proper thrust control matters. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"428\" data-end=\"446\"\u003e\u003cstrong data-start=\"428\" data-end=\"444\"\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"447\" data-end=\"755\"\u003e\n\u003cli data-start=\"447\" data-end=\"496\"\u003eGenuine Mercury Marine \/ Quicksilver OEM part\u003c\/li\u003e\n\u003cli data-start=\"497\" data-end=\"522\"\u003ePart number \u003cstrong data-start=\"511\" data-end=\"520\"\u003e18448\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"523\" data-end=\"566\"\u003eMercury shorthand listing: \u003cstrong data-start=\"552\" data-end=\"564\"\u003e12-18448\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"567\" data-end=\"604\"\u003eIdentified as a \u003cstrong data-start=\"585\" data-end=\"602\"\u003ethrust washer\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"605\" data-end=\"755\"\u003eCommon dealer shipping data lists it at about \u003cstrong data-start=\"653\" data-end=\"664\"\u003e0.02 lb\u003c\/strong\u003e and roughly \u003cstrong data-start=\"677\" data-end=\"702\"\u003e2.25 x 2.25 x 0.25 in\u003c\/strong\u003e packaged size. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"757\" data-end=\"1217\"\u003e\u003cstrong data-start=\"757\" data-end=\"781\"\u003eEngine Compatibility\u003c\/strong\u003e\u003cbr data-start=\"781\" data-end=\"784\"\u003eThis thrust washer is associated with a broad range of Mercury high-performance and outboard applications, including listings for \u003cstrong data-start=\"914\" data-end=\"1049\"\u003eMagnum II, Magnum III, V-115 DFI 2.5L, V-135, V-150, V-175, V-200, XR-4, XR-6, and selected 250XS \/ 300X \/ 300XS performance models\u003c\/strong\u003e, depending on serial range and assembly. Exact fitment should always be confirmed by \u003cstrong data-start=\"1135\" data-end=\"1162\"\u003emodel and serial number\u003c\/strong\u003e before ordering. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1219\" data-end=\"1712\"\u003e\u003cstrong data-start=\"1219\" data-end=\"1251\"\u003eSerial Number Fitment Notice\u003c\/strong\u003e\u003cbr data-start=\"1251\" data-end=\"1254\"\u003ePlease confirm compatibility in the Mercury Parts Catalog using your exact engine serial number and the correct assembly diagram before purchase. This is especially important with thrust washers because they are used inside specific bearing-stack and carrier assemblies rather than as a universal washer. That is supported by current diagram placement showing 18448 alongside thrust bearing, race, and keeper components. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1714\" data-end=\"2121\"\u003e\u003cstrong data-start=\"1714\" data-end=\"1750\"\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003cbr data-start=\"1750\" data-end=\"1753\"\u003eThis part is typically replaced during lower-unit or gearcase service when the original thrust washer is worn, damaged, grooved, or being renewed during a bearing-stack rebuild. That service context is an inference based on its documented role as a thrust washer and its placement beside thrust-bearing components in OEM diagrams. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"2123\" data-end=\"2471\"\u003e\u003cstrong data-start=\"2123\" data-end=\"2145\"\u003eInstallation Notes\u003c\/strong\u003e\u003cbr data-start=\"2145\" data-end=\"2148\"\u003eInstall only the exact thrust washer specified for the application being serviced. Because Mercury uses thrust washers in precise internal assemblies, matching the correct \u003cstrong data-start=\"2320\" data-end=\"2360\"\u003epart number, model, and serial range\u003c\/strong\u003e is the safest way to maintain proper stack-up and component positioning. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"2473\" data-end=\"2514\"\u003e\u003cstrong data-start=\"2473\" data-end=\"2512\"\u003eAlternate \/ Superseded Part Numbers\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2515\" data-end=\"2648\"\u003e\n\u003cli data-start=\"2515\" data-end=\"2648\"\u003e\n\u003cstrong data-start=\"2517\" data-end=\"2529\"\u003e12-18448\u003c\/strong\u003e\u003cbr data-start=\"2529\" data-end=\"2532\"\u003eNo confirmed superseded part number was established from the sources reviewed. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2650\" data-end=\"3080\"\u003e\u003cstrong data-start=\"2650\" data-end=\"2672\"\u003eParts Desk Insight\u003c\/strong\u003e\u003cbr data-start=\"2672\" data-end=\"2675\"\u003eA thrust washer may look simple, but it plays an important role in controlling load and spacing inside the assembly. On Mercury driveline and gearcase components, using the exact OEM washer helps keep the bearing stack supported the way the factory intended. This is a practical service inference supported by the way 18448 appears in OEM bearing-and-race assemblies. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"3082\" data-end=\"3147\"\u003eShipping: Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e","brand":"MERC","offers":[{"title":"Default Title","offer_id":43563839127588,"sku":"18448","price":15.36,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/621513e7-4698-4b40-8942-6aefb2e2a24d_c01b517e-dad2-4432-89ab-93651ff06432.png?v=1775779003","url":"https:\/\/marisolmarine.com\/products\/mercury-thrust-washer-18448","provider":"Marisol Marine Company","version":"1.0","type":"link"}