National 225005 Wheel Seal - Rear Center or Rear Outer

National 225005 Wheel Seal Overview

The National 225005 wheel seal is engineered for reliable driveline protection in select Jeep, Mitsubishi, and Subaru vehicles. Designed with precision, this oil seal helps maintain optimal axle performance by preventing lubricant leaks and contamination.

• Inside diameter: 1.969 inches (50.000 mm)
• Outside diameter: 2.452 inches (62.280 mm)
• Thickness: 0.276 inches (7.000 mm)
• Sealing material: Durable nitrile compound
• Bi-directional lip design for enhanced sealing
• Compatible housing bore: 2.441 inches (62.000 mm)
• Part type: 32 series oil seal

Technical Details and Material Specifications

This National 225005 wheel seal is constructed from nitrile, a material known for its resistance to oil, heat, and wear. The bi-directional lip design ensures effective sealing against contaminants and fluid leakage in both rotational directions. With an inside diameter of 1.969 inches and an outside diameter of 2.452 inches, this seal fits precisely within a 2.441-inch housing bore, making it suitable for axle shafts of 50 mm diameter. The 7 mm thickness provides a robust barrier to maintain driveline integrity under various operating conditions.

Compatible Vehicles and Applications

This wheel seal is compatible with several Jeep, Mitsubishi, and Subaru models, including Jeep Cherokee, Comanche, and Wagoneer; Mitsubishi Montero and Standard; and Subaru Forester, Impreza, and Legacy. The National 225005 is designed specifically for driveline and axle sealing systems in these vehicles, ensuring proper fit and function.

Common Issues Addressed by National 225005 Wheel Seal

• Prevents axle oil leaks that can cause driveline damage
• Blocks dirt and debris from entering the axle housing
• Reduces premature wear of axle components
• Maintains proper lubrication for smooth wheel rotation
• Helps avoid costly repairs related to seal failure

Installation Notes and Tips

When installing the National 225005 wheel seal, ensure the housing bore and shaft surfaces 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 bi-directional lip design for optimal performance. Lubricate the seal lip lightly with compatible grease or oil before installation to reduce initial wear.

Quality Assurance and Warranty

National wheel seals are manufactured to meet industry standards for durability and performance. The 225005 part number undergoes rigorous quality control to ensure consistent sealing capability. While specific warranty details may vary, National typically offers coverage against manufacturing defects to provide confidence in product reliability.