{"product_id":"national-7044na-differential-pinion-seal","title":"National 7044NA Differential Pinion Seal - Rear or Rear Outer","description":"\u003ch2\u003eNational 7044NA Differential Pinion Seal Overview\u003c\/h2\u003e\u003cp\u003eThe National 7044NA differential pinion seal is engineered to provide reliable sealing performance for driveline applications. Designed specifically for select Ford, Lincoln, and Mercury vehicles, this oil seal helps maintain proper lubrication and prevents leaks in the differential assembly.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eInside diameter: 1.812 inches (46.020 mm)\u003c\/li\u003e\n\u003cli\u003eOutside diameter: 3.005 inches (76.330 mm)\u003c\/li\u003e\n\u003cli\u003eFlanged outside diameter: 3.310 inches (84.074 mm)\u003c\/li\u003e\n\u003cli\u003eThickness\/width: 0.455 inches (11.560 mm)\u003c\/li\u003e\n\u003cli\u003eMaterial: durable nitrile rubber\u003c\/li\u003e\n\u003cli\u003eHelix type: clockwise-spiral lip design for enhanced sealing\u003c\/li\u003e\n\u003cli\u003eHousing bore diameter: 3.000 inches (76.200 mm)\u003c\/li\u003e\n\u003cli\u003ePart number: 7044NA\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Details and Material Specifications\u003c\/h2\u003e\u003cp\u003eThis differential pinion seal from National is part of the 7000 series and features a nitrile rubber construction, which offers resistance to oil, heat, and wear. The seal’s clockwise-spiral lip design improves sealing efficiency by directing lubricant back into the housing, reducing the risk of leaks. With an inside diameter of 1.812 inches and an outside diameter of 3.005 inches, it fits precisely into the housing bore of 3.000 inches, ensuring a secure fit on the pinion shaft.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThe 7044NA differential pinion seal is compatible with a range of Ford, Lincoln, and Mercury models, including the Ford Bronco, Mustang, F-150, and Econoline series, as well as Lincoln Continental and Mercury Cougar. This part is designed for use in the differential assembly to maintain proper oil retention and prevent contamination.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePrevents oil leaks in the differential pinion area\u003c\/li\u003e\n\u003cli\u003eProtects against dirt and debris entering the differential\u003c\/li\u003e\n\u003cli\u003eMaintains lubrication for smooth driveline operation\u003c\/li\u003e\n\u003cli\u003eReduces wear on pinion shaft and bearings\u003c\/li\u003e\n\u003cli\u003eHelps avoid costly differential repairs due to seal failure\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the National 7044NA differential pinion seal, ensure the housing bore and shaft are clean and free of debris. Use appropriate tools to press the seal evenly into the bore without damaging the sealing lip. Verify the seal orientation matches the clockwise-spiral lip design to optimize sealing performance. Lubricate the seal lip lightly with gear oil before installation to reduce initial wear.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eNational manufactures the 7044NA differential pinion seal to meet industry standards for durability and performance. The nitrile material and precise dimensions ensure consistent sealing under normal operating conditions. While specific warranty details may vary, National parts typically come with a limited warranty against defects in material and workmanship.\u003c\/p\u003e","brand":"National","offers":[{"title":"Default Title","offer_id":43448236900533,"sku":"BCZK-7044NA","price":23.92,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NS_7044NA_Fro.jpg?v=1774734544","url":"https:\/\/www.partcatalog.com\/products\/national-7044na-differential-pinion-seal","provider":"PartCatalog","version":"1.0","type":"link"}