{"product_id":"10-51-unitized-oil-seal","title":"10-51 – Unitized Oil Seal","description":"\u003cp\u003eThe 10-51 Unitized Oil Seal is designed for heavy-duty trailer and axle applications where superior sealing performance is critical. This all-in-one seal features an integrated sealing lip and wear surface, offering leak-free protection against oil loss and contamination. Its unitized design prevents wear on the spindle surface, making it ideal for high-mileage and industrial use.\u003c\/p\u003e \u003cp\u003eFeatures:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eUnitized design combines seal and wear sleeve into a single, easy-to-install assembly\u003c\/li\u003e \u003cli\u003eProvides exceptional sealing and shaft protection—ideal for oil-lubricated hub systems\u003c\/li\u003e \u003cli\u003eDouble-lip design ensures reliable sealing against contaminants and fluid loss\u003c\/li\u003e \u003cli\u003eMade from nitrile rubber and durable steel for high resistance to heat, oil, and road debris\u003c\/li\u003e \u003cli\u003ePre-lubricated for faster installation and reduced downtime\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eSpecifications:\u003c\/p\u003e \u003cul\u003e \u003cli\u003ePart Number: 10-51\u003c\/li\u003e \u003cli\u003eSeal Type: Unitized oil seal\u003c\/li\u003e \u003cli\u003eInner Diameter (ID): 2.250″\u003c\/li\u003e \u003cli\u003eOuter Diameter (OD): 3.376″\u003c\/li\u003e \u003cli\u003eWidth: 0.500″\u003c\/li\u003e \u003cli\u003eMaterial: Nitrile rubber with steel wear surface\u003c\/li\u003e \u003cli\u003eApplication: Oil-lubricated hubs, trailer axles, agricultural and industrial equipment\u003c\/li\u003e \u003cli\u003eTemperature Range: –40°F to 250°F (–40°C to 121°C)\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eFitment:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eFits axles with 2.250″ spindles and hub bores of 3.376″\u003c\/li\u003e \u003cli\u003eCommon on 9,000–10,000 lb oil-bath trailer axles\u003c\/li\u003e \u003cli\u003eCompatible with Dexter®, Lippert®, and other oil-lubricated axle assemblies\u003c\/li\u003e \u003cli\u003eAlways verify dimensions and compatibility before ordering\u003c\/li\u003e \u003c\/ul\u003e","brand":"Trailer Parts Mart","offers":[{"title":"Default Title","offer_id":52962914828504,"sku":"10-51","price":21.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0823\/0898\/9144\/files\/01_10-51__24441_b21afc104891.webp?v=1794458691","url":"https:\/\/trailerproparts.com\/products\/10-51-unitized-oil-seal","provider":"Trailer Parts Mart","version":"1.0","type":"link"}