{"product_id":"seal-3-125-shaft-x-4-50-bore-x-0-6-12-16k-unitized-oil-national-370014a-cr-31281-tcm-ob3145059-dex-10-56","title":"SEAL - 3.125\" SHAFT X 4.50\" BORE X 0.6\"; 12 \u0026 16K UNITIZED OIL National #370014A; CR 31281; TCM OB3145059; DEX 10-56","description":"\u003ch2\u003eWheel End Oil Seal – 12,000–16,000 lb Axles (3.125\" ID)\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eHeavy‑duty sealing performance for commercial‑grade trailer hubs.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis \u003cstrong\u003e3.125\" ID wheel end oil seal\u003c\/strong\u003e is engineered for \u003cstrong\u003e12,000–16,000 lb trailer axles\u003c\/strong\u003e, providing a robust, leak‑resistant barrier that keeps oil in and contaminants out. Built for demanding applications, it protects bearings, reduces maintenance issues, and ensures long‑lasting hub performance. Ideal for oil‑bath hub systems on heavy‑equipment, industrial, and commercial trailers.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e Key Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eFits 12K–16K Trailer Axles\u003c\/strong\u003e Designed for large‑capacity hub and drum assemblies.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003e3.125\" Inner Diameter\u003c\/strong\u003e Matches common spindle dimensions used on heavy‑duty axles.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003ePremium Rubber \u0026amp; Metal Construction\u003c\/strong\u003e Withstands heat, load, and long‑haul operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eOil‑Bath Hub Compatible\u003c\/strong\u003e Maintains proper lubrication while preventing leaks.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eProtects Bearings \u0026amp; Hub Components\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Curt MFG","offers":[{"title":"Default Title","offer_id":51299128082728,"sku":"295924","price":26.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/1861\/0984\/files\/276712_1024x768_a_b052e18a-efc8-48a7-8c2c-d06777a562d4.webp?v=1774272078","url":"https:\/\/www.worktrailersparts.com\/products\/seal-3-125-shaft-x-4-50-bore-x-0-6-12-16k-unitized-oil-national-370014a-cr-31281-tcm-ob3145059-dex-10-56","provider":"Work Trailers","version":"1.0","type":"link"}