{"product_id":"national-5109-wheel-seal","title":"National 5109 Wheel Seal - Front Outer","description":"\u003ch2\u003eOverview of National 5109 Wheel Seal for Cadillac Eldorado and Oldsmobile Toronado\u003c\/h2\u003e\u003cp\u003eThe National 5109 wheel seal is designed to provide reliable sealing performance for driveline components in select Cadillac and Oldsmobile models. Engineered with precision, this oil seal helps maintain proper lubrication and prevents contamination in the wheel hub assembly.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eInside diameter: 2.496 inches (63.400 mm)\u003c\/li\u003e\n\u003cli\u003eOutside diameter: 3.248 inches (82.500 mm)\u003c\/li\u003e\n\u003cli\u003eWidth: 0.485 inches (12.320 mm)\u003c\/li\u003e\n\u003cli\u003eMaterial: durable nitrile rubber for resistance to oil and wear\u003c\/li\u003e\n\u003cli\u003eCompatible with Cadillac Eldorado and Oldsmobile Toronado models\u003c\/li\u003e\n\u003cli\u003ePart number: 5109\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description and Specifications\u003c\/h2\u003e\u003cp\u003eThe National 5109 wheel seal is part of the 5000 series and is constructed from nitrile, a synthetic rubber known for its excellent resistance to petroleum-based oils and high temperatures. With an inside diameter of 2.496 inches (63.400 mm) and an outside diameter of 3.248 inches (82.500 mm), this seal fits precisely within the housing bore measuring approximately 3.245 inches (82.420 mm). The 0.485-inch (12.320 mm) width ensures a secure fit to prevent oil leakage and contamination in the driveline system.\u003c\/p\u003e\u003cp\u003eThis oil seal is specifically designed for use in the wheel hubs of Cadillac Eldorado and Oldsmobile Toronado vehicles, providing a reliable barrier between the rotating shaft and the stationary housing. The nitrile material offers durability and longevity under typical operating conditions.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Solving\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePrevents oil leaks from the wheel hub assembly\u003c\/li\u003e\n\u003cli\u003eProtects driveline components from dirt and debris intrusion\u003c\/li\u003e\n\u003cli\u003eMaintains proper lubrication of axle shafts\u003c\/li\u003e\n\u003cli\u003eReduces wear on bearings and other moving parts\u003c\/li\u003e\n\u003cli\u003eHelps avoid costly driveline 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 housing bore and shaft 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 distortion\u003c\/li\u003e\n\u003cli\u003eCheck the shaft for any damage or wear that could compromise the seal\u003c\/li\u003e\n\u003cli\u003eApply a light coating of compatible lubricant on the seal lip before installation to reduce initial friction\u003c\/li\u003e\n\u003cli\u003eVerify proper seating of the seal to prevent leaks\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eNational wheel seals are manufactured to meet industry standards for durability and performance. The 5109 part undergoes rigorous quality control to ensure dimensional accuracy and material integrity. While specific warranty details may vary, National typically offers coverage against manufacturing defects to provide confidence in the product's reliability.\u003c\/p\u003e","brand":"National","offers":[{"title":"Default Title","offer_id":43448210718901,"sku":"BCZK-5109","price":30.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NS_5109_Ang.jpg?v=1774734529","url":"https:\/\/www.partcatalog.com\/products\/national-5109-wheel-seal","provider":"PartCatalog","version":"1.0","type":"link"}