{"product_id":"national-710532-engine-crankshaft-seal","title":"National 710532 Engine Crankshaft Seal - Front Outer, Rear or Rear Outer","description":"\u003ch2\u003eOverview of National 710532 Engine Crankshaft Seal\u003c\/h2\u003e\u003cp\u003eThe National 710532 engine crankshaft seal is designed to provide reliable sealing performance for various Chevrolet, GMC, Isuzu, Lexus, Oldsmobile, and Pontiac models. Engineered with precision, this oil seal helps maintain engine integrity by preventing oil leaks around the crankshaft.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eInside diameter: 1.521 inches (38.630 mm)\u003c\/li\u003e\n\u003cli\u003eOutside diameter: 2.660 inches (67.560 mm)\u003c\/li\u003e\n\u003cli\u003eFlanged outside diameter: 2.960 inches (75.184 mm)\u003c\/li\u003e\n\u003cli\u003eThickness\/width: 0.425 inches (10.800 mm)\u003c\/li\u003e\n\u003cli\u003eSealing material: Polyacrylate for enhanced durability\u003c\/li\u003e\n\u003cli\u003eCompatible with housing bore diameter of 2.656 inches (67.460 mm)\u003c\/li\u003e\n\u003cli\u003ePart number: 710532, Series 710500\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Details and Material Specifications\u003c\/h2\u003e\u003cp\u003eThis National crankshaft seal (part number 710532) is constructed from polyacrylate, a material known for its resistance to heat, oil, and wear. The seal’s precise dimensions, including a 1.521-inch inside diameter and a 2.660-inch outside diameter, ensure a secure fit on the crankshaft and housing bore. The flanged outside diameter of 2.960 inches provides additional sealing surface to prevent oil leakage. With a thickness of 0.425 inches, this seal maintains structural integrity under engine operating conditions.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicle Applications\u003c\/h2\u003e\u003cp\u003eThis engine crankshaft seal is compatible with a range of vehicles, including Chevrolet Astro, Blazer, S10, S10 Blazer, S15, and S15 Jimmy; GMC Jimmy, Safari, Sonoma, and Bravada; Isuzu Hombre; Lexus GS F, LC500, and RC F; Oldsmobile and Pontiac models. The National 710532 seal is designed to meet the specific sealing requirements of these vehicles, ensuring proper fit and function.\u003c\/p\u003e\u003ch2\u003eCommon Uses and Problem Resolution\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePrevents oil leaks around the crankshaft area\u003c\/li\u003e\n\u003cli\u003eMaintains engine oil pressure and cleanliness\u003c\/li\u003e\n\u003cli\u003eReduces risk of engine damage due to oil contamination\u003c\/li\u003e\n\u003cli\u003eEliminates crankshaft seal wear-related noise and vibration\u003c\/li\u003e\n\u003cli\u003eHelps avoid costly engine repairs caused by oil loss\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the National 710532 crankshaft seal, ensure the crankshaft and housing bore are clean and free of debris. Use appropriate tools to press the seal evenly into place without damaging the sealing lip or flange. Verify the seal orientation matches the engine manufacturer’s specifications. Lubricate the sealing surface lightly with clean engine oil before installation to prevent dry running during initial startup.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eNational engine crankshaft seals are manufactured to meet industry standards for durability and performance. The polyacrylate material offers resistance to heat and oil degradation, contributing to long service life. This product is part of the National 710500 series, known for consistent quality. Warranty coverage details should be confirmed with the original equipment manufacturer or distributor.\u003c\/p\u003e","brand":"National","offers":[{"title":"Default Title","offer_id":43448350867637,"sku":"BCZK-710532","price":26.41,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NS_710532_Fro.jpg?v=1774734759","url":"https:\/\/www.partcatalog.com\/products\/national-710532-engine-crankshaft-seal","provider":"PartCatalog","version":"1.0","type":"link"}