{"product_id":"national-3893v-engine-crankshaft-seal-rear","title":"National 3893V Engine Crankshaft Seal - Rear","description":"\u003ch2\u003eReliable Engine Crankshaft Seal for Ford Vehicles\u003c\/h2\u003e\u003cp\u003eThe National 3893V engine crankshaft seal is designed to provide a durable and precise seal for your Ford E-250 Econoline Club Wagon, E-350 Econoline, F-150, F-250, and F-350 models. Engineered with fluoro-elastomer material, this oil seal ensures effective sealing performance under demanding conditions.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eInside diameter: 3.750 inches (95.250 mm)\u003c\/li\u003e\n\u003cli\u003eOutside diameter: 4.756 inches (120.800 mm)\u003c\/li\u003e\n\u003cli\u003eThickness\/width: 0.500 inches (12.700 mm)\u003c\/li\u003e\n\u003cli\u003eHousing bore diameter: 4.750 inches (120.650 mm)\u003c\/li\u003e\n\u003cli\u003eMaterial: Fluoro-elastomer for enhanced chemical and heat resistance\u003c\/li\u003e\n\u003cli\u003eSeries: 3000, Type 45 oil seal\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe National 3893V crankshaft seal is manufactured to meet the precise dimensions required for proper fitment in various Ford truck and van models, including the E-250 Econoline Club Wagon and F-350. Its 3.750-inch inside diameter and 4.756-inch outside diameter ensure a secure fit around the crankshaft and housing bore, minimizing oil leakage. The 0.500-inch thickness provides a robust sealing surface, while the fluoro-elastomer construction offers resistance to heat, oil, and other automotive fluids, contributing to long service life in engine environments.\u003c\/p\u003e\u003ch2\u003eApplications and Problem Solving\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePrevents oil leaks around the crankshaft area\u003c\/li\u003e\n\u003cli\u003eMaintains engine oil pressure by sealing the crankshaft housing\u003c\/li\u003e\n\u003cli\u003eReduces contamination ingress into the engine\u003c\/li\u003e\n\u003cli\u003eHelps avoid premature wear of engine components due to oil loss\u003c\/li\u003e\n\u003cli\u003eCompatible with Ford E-250 Econoline Club Wagon, E-350 Econoline, F-150, F-250, and F-350 models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eEnsure the crankshaft and housing bore are clean and free of debris before installation. Use appropriate tools to press the seal evenly into place without damaging the sealing lip. Verify the seal orientation matches the engine specifications to maintain optimal sealing performance. Avoid using excessive force during installation to prevent deformation of the fluoro-elastomer material.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eNational's 3893V crankshaft seal is produced under strict quality control standards to ensure dimensional accuracy and material integrity. The fluoro-elastomer compound is selected for its durability in high-temperature and high-pressure engine environments. While specific warranty details are not provided, National products typically meet or exceed OEM requirements for engine sealing components.\u003c\/p\u003e","brand":"National","offers":[{"title":"Default Title","offer_id":51869013508277,"sku":"BCZK-3893V","price":65.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NS_3893V_Fro.jpg?v=1774734515","url":"https:\/\/www.partcatalog.com\/products\/national-3893v-engine-crankshaft-seal-rear","provider":"PartCatalog","version":"1.0","type":"link"}