National 470380 Wheel Seal - Rear

Overview of National 470380 Wheel Seal for Chevrolet Suburban

The National 470380 wheel seal is designed specifically for Chevrolet C10, C20, K10, and K20 Suburban models. Engineered to provide reliable sealing performance, this oil seal helps maintain driveline integrity and prevent leaks in your vehicle's axle assembly.

• Inside diameter: 1.500 inches (38.1 mm)
• Outside diameter: 2.378 inches (60.4 mm)
• Thickness/width: 0.312 inches (7.92 mm)
• Sealing material: durable nitrile compound
• Redicoat finish for enhanced corrosion resistance
• Housing bore size: 2.375 inches (60.33 mm)
• Part number: 470380, series 470000

Detailed Product Description and Specifications

The National 470380 wheel seal is an oil seal designed to fit the axle shafts of Chevrolet Suburban models including C10, C20, K10, and K20. Constructed from nitrile material, this seal offers resistance to oil, grease, and other automotive fluids, ensuring long-lasting performance under typical operating conditions. The seal features a 1.5-inch inside diameter and a 2.378-inch outside diameter, matching the housing bore of 2.375 inches for a precise fit. Its 0.312-inch thickness provides a secure barrier to prevent fluid leakage and contamination. The Redicoat coating enhances corrosion resistance, extending the service life of the seal in harsh environments. This part is a zero duplication component, ensuring it meets exact OEM specifications for reliable replacement.

Compatible Vehicles and Applications

This wheel seal is compatible with the following Chevrolet Suburban models:

• Chevrolet C10 Suburban
• Chevrolet C20 Suburban
• Chevrolet K10 Suburban
• Chevrolet K20 Suburban

Use the National 470380 wheel seal to maintain proper axle sealing and prevent common driveline issues.

Common Issues Addressed by the National 470380 Wheel Seal

• Prevents oil and grease leaks from axle assemblies
• Protects against dirt and debris contamination
• Reduces risk of premature bearing failure due to lubricant loss
• Maintains proper lubrication within the driveline system
• Helps avoid costly repairs related to axle seal failure

Installation Notes and Tips

• Ensure the housing bore and shaft dimensions match the seal specifications (1.5 inch shaft, 2.375 inch housing bore)
• Clean the sealing surfaces thoroughly before installation
• Use appropriate tools to avoid damaging the seal during installation
• Apply a light coating of lubricant on the seal lip to ease installation and prevent damage
• Verify proper seating of the seal to avoid leaks

Quality Assurance and Warranty Information

The National 470380 wheel seal is manufactured to meet OEM standards for fit, form, and function. Made from high-quality nitrile material with a Redicoat finish, it is designed for durability and resistance to automotive fluids and environmental factors. This part is backed by National's quality assurance processes to ensure consistent performance. Warranty coverage details should be confirmed with the distributor or manufacturer.