{"product_id":"national-710403-transfer-case-output-shaft-seal","title":"National 710403 Transfer Case Output Shaft Seal - Front or Rear","description":"\u003ch2\u003eOverview of National Transfer Case Output Shaft Seal 710403\u003c\/h2\u003e\u003cp\u003eThe National 710403 transfer case output shaft seal is engineered to provide reliable sealing performance for a variety of vehicle models including Acura, Ford, Hyundai, and Mercedes-Benz. Designed with durable nitrile material, this oil seal helps maintain transfer case integrity by preventing fluid leaks and contamination.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eInside diameter: 1.625 inches (41.270 mm)\u003c\/li\u003e\n\u003cli\u003eOutside diameter: 2.444 inches (62.080 mm)\u003c\/li\u003e\n\u003cli\u003eThickness\/width: 0.472 inches (12.000 mm)\u003c\/li\u003e\n\u003cli\u003eSealing material: Nitrile for enhanced resistance to oil and wear\u003c\/li\u003e\n\u003cli\u003eCompatible with multiple makes and models including Ford Explorer, Lincoln Aviator, and Kia Sorento\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description and Specifications\u003c\/h2\u003e\u003cp\u003eThe National 710403 transfer case output shaft seal is part of the 710400 series, designed specifically for transfer case applications requiring precise sealing solutions. Constructed from nitrile, a synthetic rubber known for its oil resistance and durability, this seal features an inside diameter of 1.625 inches and an outside diameter of 2.444 inches, fitting housing bores measuring approximately 2.440 inches (61.980 mm). The 0.472-inch thickness ensures a secure fit and effective sealing against fluid leaks. This seal is suitable for transfer cases in vehicles such as the Ford Explorer Sport Trac, Acura SLX, and Mercedes-Benz ML350, providing a reliable barrier against contaminants and fluid loss.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Common Applications\u003c\/h2\u003e\u003cp\u003eThis transfer case output shaft seal is compatible with a range of vehicles, including but not limited to:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eAcura SLX\u003c\/li\u003e\n\u003cli\u003eFord Explorer, Explorer Sport, Explorer Sport Trac, Bronco II, Ranger\u003c\/li\u003e\n\u003cli\u003eHyundai Santa Fe, Kia Sorento, Borrego\u003c\/li\u003e\n\u003cli\u003eLincoln Aviator, Mercury Mountaineer\u003c\/li\u003e\n\u003cli\u003eIsuzu B2300, B3000, B4000, Rodeo, Trooper, VehiCROSS\u003c\/li\u003e\n\u003cli\u003eMazda B2300, B3000, B4000\u003c\/li\u003e\n\u003cli\u003eMercedes-Benz ML320, ML350, ML430, ML500, ML55 AMG\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCommon Issues Addressed by the National 710403 Seal\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePrevents transfer case fluid leaks that can cause damage to internal components\u003c\/li\u003e\n\u003cli\u003eReduces contamination from dirt and debris entering the transfer case\u003c\/li\u003e\n\u003cli\u003eMaintains proper lubrication for output shaft bearings and gears\u003c\/li\u003e\n\u003cli\u003eHelps avoid costly repairs related to seal failure or wear\u003c\/li\u003e\n\u003cli\u003eEnsures consistent transfer case performance and longevity\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure the housing bore and shaft are clean and free of debris before installation\u003c\/li\u003e\n\u003cli\u003eUse appropriate tools to avoid damaging the nitrile seal during installation\u003c\/li\u003e\n\u003cli\u003eVerify the seal orientation matches the original part for proper sealing\u003c\/li\u003e\n\u003cli\u003eCheck shaft and bore dimensions to confirm compatibility with the 1.625-inch shaft and 2.444-inch outside diameter\u003c\/li\u003e\n\u003cli\u003eApply a light coat of transfer case fluid to the seal lip to ease installation and improve sealing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eNational transfer case output shaft seals are manufactured to meet industry standards for durability and performance. The nitrile material offers resistance to oil, heat, and wear, ensuring a dependable seal under normal operating conditions. While specific warranty details may vary, National typically provides coverage against manufacturing defects to support product reliability and customer confidence.\u003c\/p\u003e","brand":"National","offers":[{"title":"Default Title","offer_id":43448343036085,"sku":"BCZK-710403","price":27.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NS_710403_Fro.jpg?v=1774734742","url":"https:\/\/www.partcatalog.com\/products\/national-710403-transfer-case-output-shaft-seal","provider":"PartCatalog","version":"1.0","type":"link"}