National 9569S Wheel Seal - Rear

Overview of National 9569S Wheel Seal

The National 9569S wheel seal is engineered to provide reliable sealing performance for driveline and axle applications. Designed specifically for select Ford, Lincoln, and Mercury vehicles, this oil seal helps maintain proper lubrication and prevent contamination in wheel hubs.

• Inside diameter: 1.365 inches (34.670 mm)
• Outside diameter: 2.264 inches (57.510 mm)
• Width: 0.435 inches (11.050 mm)
• Material: Durable nitrile compound
• Redicoat surface treatment for enhanced corrosion resistance
• Series: 9000, Type: 99

Detailed Product Description

The National 9569S wheel seal is constructed from nitrile, a material known for its resistance to oil, heat, and wear, making it suitable for demanding automotive environments. With an inside diameter of 1.365 inches and an outside diameter of 2.264 inches, this seal fits precisely within the housing bore measuring approximately 2.259 inches (57.380 mm). The 0.435-inch width ensures a secure fit to prevent oil leaks and contamination. The Redicoat coating enhances the seal’s durability by providing additional protection against rust and corrosion, extending the service life of the component.

Compatible Vehicles and Applications

This wheel seal is compatible with a range of Ford, Lincoln, and Mercury models, including the Capri, Cougar, Monarch, Montego, Mustang, Ranger, Thunderbird, Versailles, and Villager. The National 9569S is designed to meet the specific sealing requirements of these vehicles’ driveline and axle assemblies, ensuring proper function and longevity.

Common Issues Addressed by the National 9569S Wheel Seal

• Prevents oil leaks from wheel hubs and axle assemblies
• Protects bearings and internal components from dirt and moisture
• Reduces risk of premature wear due to contamination
• Maintains proper lubrication within the driveline system
• Helps avoid costly repairs related to seal failure

Installation Notes and Tips

• Ensure the housing bore and shaft are clean and free of debris before installation
• Use appropriate tools to press the seal evenly into place without damage
• Verify the seal orientation matches the original part to maintain proper sealing
• Check shaft surface for wear or damage that could affect seal performance
• Lubricate the seal lip lightly with compatible oil before installation

Quality Assurance and Warranty

National wheel seals, including the 9569S, are manufactured to meet industry standards for durability and performance. The use of nitrile material and Redicoat treatment ensures resistance to common automotive fluids and environmental factors. While specific warranty details may vary, National typically offers coverage against manufacturing defects to provide confidence in product reliability.