{"product_id":"national-mnj-471-s-generator-commutator-end-bearing","title":"National MNJ-471-S Generator Commutator End Bearing","description":"\u003ch2\u003eOverview of National MNJ-471-S Generator Commutator End Bearing\u003c\/h2\u003e\u003cp\u003eThe National MNJ-471-S is a precision-engineered generator commutator end bearing designed for reliable electrical system performance. This needle bearing is compatible with a wide range of vehicles including Buick, Chevrolet, Ford, and Jeep models, ensuring proper fit and function in your charging and starting system.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eNeedle bearing type for smooth rotation and reduced friction\u003c\/li\u003e\n\u003cli\u003eBore diameter of 0.6693 inches (17.00 mm) for accurate shaft fit\u003c\/li\u003e\n\u003cli\u003eOutside diameter of 0.9449 inches (24.00 mm) for secure housing placement\u003c\/li\u003e\n\u003cli\u003eWidth of 0.6693 inches (17.00 mm) for optimal bearing support\u003c\/li\u003e\n\u003cli\u003eCompatible with multiple makes and models from 1960s to 1990s\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications and Dimensions\u003c\/h2\u003e\u003cp\u003eThe MNJ-471-S features a bore diameter of 0.6693 inches (17.00 mm), designed to fit shafts with diameters ranging from 0.6688 to 0.6699 inches (16.9875 to 17.0155 mm). The housing diameter ranges between 0.937 and 0.938 inches (23.7998 to 23.8252 mm), with an outside diameter of 0.9449 inches (24.00 mm). The bearing width is 0.6693 inches (17.00 mm), providing a compact yet durable profile suitable for generator commutator end applications. This needle bearing type ensures minimal friction and wear, contributing to the longevity of your vehicle’s electrical charging system.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThis generator commutator end bearing is compatible with a broad range of vehicles, including but not limited to Buick, Cadillac, Chevrolet, Chrysler, Dodge, Ford, GMC, Jeep, Lincoln, Mercury, Oldsmobile, Plymouth, and Pontiac. It fits models such as the Chevrolet Camaro, Ford Bronco, Jeep Wrangler, Buick Regal, and Pontiac Firebird, among others. The MNJ-471-S is ideal for use in electrical, charging, and starting systems where precise bearing fitment is critical.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by MNJ-471-S Bearing\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eExcessive generator noise due to worn or damaged bearings\u003c\/li\u003e\n\u003cli\u003eGenerator shaft misalignment causing electrical charging problems\u003c\/li\u003e\n\u003cli\u003ePremature wear of commutator end components\u003c\/li\u003e\n\u003cli\u003eReduced generator efficiency from increased friction\u003c\/li\u003e\n\u003cli\u003eVibration and operational instability in the charging system\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the National MNJ-471-S bearing, ensure the shaft and housing dimensions match the specified tolerances for bore and housing diameters. Proper lubrication is recommended to maintain needle bearing performance and reduce wear. Use appropriate tools to press the bearing into place without causing damage. Verify alignment of the generator commutator end to prevent premature bearing failure.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eNational bearings are manufactured to meet strict quality standards for durability and performance. The MNJ-471-S is produced with high-grade materials to withstand operational stresses in automotive electrical systems. While specific warranty details may vary, National typically offers coverage against manufacturing defects to ensure customer confidence in their product.\u003c\/p\u003e","brand":"National","offers":[{"title":"Default Title","offer_id":43450632700085,"sku":"BCZK-MNJ-471-S","price":13.54,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NS_MNJ471S_Fro.jpg?v=1774734862","url":"https:\/\/www.partcatalog.com\/products\/national-mnj-471-s-generator-commutator-end-bearing","provider":"PartCatalog","version":"1.0","type":"link"}