{"product_id":"national-473204-transfer-case-output-shaft-seal","title":"National 473204 Transfer Case Output Shaft Seal - Rear","description":"\u003ch2\u003eOverview of National Transfer Case Output Shaft Seal 473204\u003c\/h2\u003e\u003cp\u003eThe National Transfer Case Output Shaft Seal 473204 is engineered to provide reliable sealing performance for transfer cases in select Chevrolet, Dodge, Ford, and GMC vehicles. Designed with durable nitrile material and precise dimensions, this oil seal helps maintain proper lubrication and prevents fluid leaks in your vehicle's drivetrain.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eInside diameter: 2.125 inches (53.980 mm)\u003c\/li\u003e\n\u003cli\u003eOutside diameter: 2.754 inches (69.950 mm)\u003c\/li\u003e\n\u003cli\u003eThickness\/width: 0.375 inches (9.530 mm)\u003c\/li\u003e\n\u003cli\u003eSealing material: Nitrile for resistance to oil and heat\u003c\/li\u003e\n\u003cli\u003eRedicoat coating for enhanced durability\u003c\/li\u003e\n\u003cli\u003eCompatible with transfer case housing bore of 2.750 inches (69.850 mm)\u003c\/li\u003e\n\u003cli\u003eZero duplication part ensuring unique fit and quality\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis National transfer case output shaft seal (part number 473204) is part of the 470000 series and is specifically designed to fit transfer cases in a range of Chevrolet, Dodge, Ford, and GMC trucks and SUVs. The seal features a nitrile construction that offers excellent resistance to oil, heat, and wear, making it suitable for demanding automotive environments. The Redicoat treatment further enhances the seal's longevity by providing additional protection against corrosion and abrasion.\u003c\/p\u003e\u003cp\u003eWith an inside diameter of 2.125 inches and an outside diameter of 2.754 inches, this seal fits transfer case output shafts and housings precisely, ensuring a tight seal to prevent fluid leakage. The thickness of 0.375 inches provides the necessary robustness to maintain sealing integrity under operational stresses.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThis transfer case output shaft seal is compatible with various models, including Chevrolet Blazer, K5 Blazer, K10, K10 Suburban, K20, K20 Suburban, K30, K1500, K1500 Suburban, K2500, K2500 Suburban, K3500, Dodge Ramcharger, Ford F-100, F-150, F-250, F-350, and GMC Jimmy, W100, W150, W200, W300. It is designed to fit transfer cases with a housing bore of approximately 2.750 inches, ensuring proper fitment and function.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by This Seal\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePrevents transfer case fluid leaks around the output shaft\u003c\/li\u003e\n\u003cli\u003eReduces contamination ingress into the transfer case\u003c\/li\u003e\n\u003cli\u003eMaintains proper lubrication for transfer case components\u003c\/li\u003e\n\u003cli\u003eMinimizes wear on the output shaft and housing bore\u003c\/li\u003e\n\u003cli\u003eHelps avoid costly drivetrain repairs due to seal failure\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure the transfer case output shaft and housing bore are clean and free of debris before installation\u003c\/li\u003e\n\u003cli\u003eUse appropriate tools to press the seal evenly into the housing bore without damage\u003c\/li\u003e\n\u003cli\u003eVerify the seal orientation matches manufacturer specifications for proper sealing\u003c\/li\u003e\n\u003cli\u003eInspect the output shaft for wear or damage prior to installing the new seal\u003c\/li\u003e\n\u003cli\u003eApply a light coating of transfer case fluid to the seal lip to aid installation and initial lubrication\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eNational transfer case output shaft seal 473204 is manufactured to meet industry standards for durability and performance. The nitrile material and Redicoat treatment provide resistance to oil, heat, and abrasion, contributing to a reliable service life. This part is a zero duplication item, ensuring unique quality and fit. Warranty coverage details should be confirmed with the original equipment manufacturer or distributor.\u003c\/p\u003e","brand":"National","offers":[{"title":"Default Title","offer_id":43448304959669,"sku":"BCZK-473204","price":35.47,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NS_473204_Fro_838fbbd7-005d-4d20-9bbd-ddd94a9ec2a2.jpg?v=1774734668","url":"https:\/\/www.partcatalog.com\/products\/national-473204-transfer-case-output-shaft-seal","provider":"PartCatalog","version":"1.0","type":"link"}