National 8362 Wheel Seal - Rear

Overview of National 8362 Wheel Seal for Chevrolet and Pontiac

The National 8362 wheel seal is designed to provide reliable sealing performance for select Chevrolet and Pontiac vehicles, including the Bel Air, Corvette, and Laurentian models. Engineered with nitrile material, this oil seal ensures durability and effective protection against leaks in driveline and axle applications.

• Inside diameter: 1.875 inches (47.630 mm)
• Outside diameter: 2.321 inches (58.950 mm)
• Housing bore: 2.315 inches (58.800 mm)
• Width: 0.203 inches (5.160 mm)
• Material: Nitrile for resistance to oil and wear
• Series: 8000, Type 33 oil seal

Technical Details and Specifications

The National 8362 wheel seal features precise dimensions to fit shafts with a diameter of 1.875 inches (47.630 mm) and housings with a bore of approximately 2.315 inches (58.800 mm). Constructed from nitrile, the seal offers resistance to petroleum-based fluids and maintains flexibility under varying temperatures. The 0.203-inch width provides a compact profile suitable for axle and driveline sealing systems. This part belongs to National's 8000 series, known for consistent sealing performance in automotive applications.

Compatible Vehicles and Applications

This wheel seal is compatible with specific Chevrolet and Pontiac models, including:

• Chevrolet Bel Air
• Chevrolet Corvette
• Pontiac Laurentian

It is designed to maintain proper sealing in the driveline and axle assemblies of these vehicles, helping to prevent oil leaks and contamination.

Common Issues Addressed by National 8362 Wheel Seal

• Prevents oil leaks from axle shafts
• Protects driveline components from dirt and debris
• Reduces wear caused by fluid contamination
• Maintains proper lubrication within axle housing
• Helps avoid premature bearing failure

Installation Notes and Tips

When installing the National 8362 wheel seal, ensure the shaft and housing bore are clean and free of debris. Use appropriate tools to press the seal evenly into the housing bore without damaging the sealing lip. Verify the seal orientation matches the original part, with the sealing lip facing the lubricant side. Lubricate the seal lip lightly with clean 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 8362 part number undergoes quality control inspections to ensure dimensional accuracy and material integrity. While specific warranty details may vary, National typically offers coverage against manufacturing defects to support reliable service life in automotive driveline applications.