{"product_id":"national-3780-transfer-case-output-shaft-bearing-front-outer-rear-inner-or-rear-outer","title":"National 3780 Transfer Case Output Shaft Bearing - Front Outer, Rear Inner or Rear Outer","description":"\u003ch2\u003eOverview of National Transfer Case Output Shaft Bearing 3780\u003c\/h2\u003e\u003cp\u003eThe National 3780 transfer case output shaft bearing is engineered for reliable performance in Hummer H1 vehicles. This taper bearing cone is designed to meet precise specifications, ensuring smooth operation and durability in demanding transfer case applications.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCone bore diameter: 2.0000 inches (50.8 mm)\u003c\/li\u003e\n\u003cli\u003eCone length: 1.1930 inches (30.3020 mm)\u003c\/li\u003e\n\u003cli\u003eCone radius: 0.1400 inches (3.5560 mm)\u003c\/li\u003e\n\u003cli\u003ePart type: Transfer case output shaft bearing (taper bearing cone)\u003c\/li\u003e\n\u003cli\u003eCompatible with Hummer H1 transfer cases\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications and Features\u003c\/h2\u003e\u003cp\u003eThe National 3780 bearing features a cone bore of exactly 2 inches (50.8 mm), providing a precise fit for the output shaft of the transfer case. Its cone length measures 1.193 inches (30.302 mm), allowing for proper seating and load distribution. The cone radius of 0.140 inches (3.556 mm) supports smooth rotation and reduces wear. This taper bearing cone is manufactured to meet OEM standards, ensuring compatibility and performance within the Hummer H1 transfer case assembly.\u003c\/p\u003e\u003ch2\u003eApplication and Compatibility\u003c\/h2\u003e\u003cp\u003eThis transfer case output shaft bearing is specifically compatible with the Hummer H1 model. It is designed to replace worn or damaged bearings in the transfer case output shaft, helping to maintain drivetrain efficiency and reduce noise or vibration during operation.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eAddresses transfer case output shaft bearing wear\u003c\/li\u003e\n\u003cli\u003eReduces transfer case noise and vibration\u003c\/li\u003e\n\u003cli\u003ePrevents premature transfer case component failure\u003c\/li\u003e\n\u003cli\u003eRestores smooth transfer case operation in Hummer H1\u003c\/li\u003e\n\u003cli\u003eSupports drivetrain reliability under heavy load conditions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the National 3780 bearing, ensure the transfer case output shaft and bore are clean and free of debris. Proper alignment during installation is critical to avoid bearing damage. Use appropriate tools to press the bearing cone into place without applying excessive force. Verify fitment with the Hummer H1 transfer case specifications to ensure correct installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eNational bearings are manufactured to meet industry standards for durability and precision. The 3780 transfer case output shaft bearing undergoes quality control inspections to ensure dimensional accuracy and material integrity. While specific warranty details are not provided, National products typically come with manufacturer-backed quality assurance to support reliable service life.\u003c\/p\u003e","brand":"National","offers":[{"title":"Default Title","offer_id":51869013442741,"sku":"BCZK-3780","price":52.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NS_3780_Fro.jpg?v=1774734514","url":"https:\/\/www.partcatalog.com\/products\/national-3780-transfer-case-output-shaft-bearing-front-outer-rear-inner-or-rear-outer","provider":"PartCatalog","version":"1.0","type":"link"}