National 473463 Manual Transmission Output Shaft Seal

Overview of National 473463 Manual Transmission Output Shaft Seal

The National 473463 manual transmission output shaft seal is engineered for reliable sealing performance in select Jeep models. Designed with precision, this oil seal helps maintain transmission integrity by preventing fluid leaks and contamination.

• Inside diameter: 2.000 inches (50.8 mm)
• Outside diameter: 3.066 inches (77.88 mm)
• Thickness: 0.375 inches (9.53 mm)
• Sealing material: Nitrile for durability and resistance
• Redicoat finish for enhanced corrosion protection
• Compatible with Jeep Cherokee, CJ5, CJ7, Grand Wagoneer, J10, and Wagoneer
• Part number: 473463

Technical Details and Specifications

This National manual transmission output shaft seal (part number 473463) features a nitrile sealing material known for its resistance to oil, heat, and wear. The seal’s inside diameter of 2.000 inches (50.8 mm) matches the shaft size, while the outside diameter of 3.066 inches (77.88 mm) fits precisely into the housing bore of 3.062 inches (77.77 mm). With a thickness of 0.375 inches (9.53 mm), the seal provides a secure fit to prevent leaks. The Redicoat finish adds a layer of corrosion resistance, extending the service life of the seal in harsh operating conditions.

Compatible Jeep Models and Applications

This output shaft seal is specifically designed for manual transmissions in Jeep vehicles, including the Cherokee, CJ5, CJ7, Grand Wagoneer, J10, and Wagoneer models. It is ideal for restoring or maintaining the transmission’s sealing system to prevent oil leaks and contamination that can lead to transmission damage.

• Prevents oil leaks from the manual transmission output shaft
• Protects transmission internals from dirt and debris
• Maintains proper lubrication within the transmission
• Helps avoid premature wear of transmission components
• Ensures smooth operation of the output shaft

Installation Notes and Tips

When installing the National 473463 output shaft 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 original installation to maintain proper sealing function. Lubricate the sealing surface lightly with transmission fluid before installation to reduce initial wear.

Quality Assurance and Warranty

National manufactures this output shaft seal to meet OEM specifications, ensuring reliable performance and durability. The part is a zero duplication item, guaranteeing authenticity and fitment accuracy. While specific warranty details may vary, National products typically come with a limited warranty against defects in material and workmanship.