{"product_id":"national-711001-engine-crankshaft-seal","title":"National 711001 Engine Crankshaft Seal - Front or Rear","description":"\u003ch2\u003eOverview of National 711001 Engine Crankshaft Seal\u003c\/h2\u003e\u003cp\u003eThe National 711001 engine crankshaft seal is designed to provide reliable sealing performance for select Ford vehicles. Engineered with a fluoro-elastomer sealing material and a clockwise-spiral lip design, this oil seal helps maintain engine integrity by preventing oil leaks around the crankshaft.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Ford Escape, Fiesta, Fusion, and Transit Connect models\u003c\/li\u003e\n\u003cli\u003eInside diameter: 1.811 inches (46.000 mm)\u003c\/li\u003e\n\u003cli\u003eOutside diameter: 2.228 inches (56.600 mm)\u003c\/li\u003e\n\u003cli\u003eThickness\/width: 0.276 inches (7.000 mm)\u003c\/li\u003e\n\u003cli\u003eClockwise-spiral helix lip design for effective sealing\u003c\/li\u003e\n\u003cli\u003eDurable fluoro-elastomer material for heat and chemical resistance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications and Design Features\u003c\/h2\u003e\u003cp\u003eThe National 711001 crankshaft seal features precise dimensions to ensure a proper fit within the engine housing bore of 2.220 inches (56.400 mm). The seal’s inside diameter of 1.811 inches (46.000 mm) matches the crankshaft diameter, providing a tight seal to prevent oil leakage. Its 0.276 inch (7.000 mm) thickness offers durability while maintaining flexibility. The clockwise-spiral lip design enhances sealing efficiency by directing oil back into the engine, reducing the risk of contamination and wear.\u003c\/p\u003e\u003ch2\u003eApplication and Compatibility\u003c\/h2\u003e\u003cp\u003eThis engine crankshaft seal is specifically compatible with Ford vehicles including the Escape, Fiesta, Fusion, and Transit Connect. It is designed to replace worn or damaged seals in these models, helping to maintain engine performance and prevent oil leaks that can lead to engine damage.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePrevents oil leaks around the crankshaft\u003c\/li\u003e\n\u003cli\u003eReduces engine contamination from external debris\u003c\/li\u003e\n\u003cli\u003eMaintains proper oil pressure within the engine\u003c\/li\u003e\n\u003cli\u003eHelps avoid premature engine wear due to oil loss\u003c\/li\u003e\n\u003cli\u003eEnsures smooth engine operation by maintaining seal integrity\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the National 711001 crankshaft seal, ensure the housing bore is clean and free of debris. Use appropriate tools to avoid damaging the seal during installation. Verify the seal orientation matches the clockwise-spiral lip design for optimal sealing performance. Lubricate the seal lip lightly with engine oil before installation to reduce initial wear. Proper installation will help extend the service life of the seal and maintain engine reliability.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eManufactured by National, a recognized brand in engine sealing systems, the 711001 crankshaft seal is made from high-quality fluoro-elastomer material designed to withstand heat, oil, and chemical exposure typical in engine environments. This part meets industry standards for durability and performance. Please refer to National’s warranty policy for specific coverage details.\u003c\/p\u003e","brand":"National","offers":[{"title":"Default Title","offer_id":43448377737397,"sku":"BCZK-711001","price":15.43,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NS_711001_Ang_9f342cbb-d004-4ce9-9b62-ecf8c1a59606.jpg?v=1774734812","url":"https:\/\/www.partcatalog.com\/products\/national-711001-engine-crankshaft-seal","provider":"PartCatalog","version":"1.0","type":"link"}