National 33462 Wheel Bearing Race - Rear Inner

National 33462 Wheel Bearing Race Overview

The National 33462 wheel bearing race is a precision-engineered taper bearing cup designed for driveline and axle applications. With exact dimensions including a 4.6250 inch (117.475 mm) cup bore and a 0.9375 inch (23.813 mm) cup length, this component ensures proper fit and function in compatible vehicles.

• Brand: National
• Part Number: 33462
• Category: Wheel Bearing Race (Taper Bearing Cup)
• Cup Bore Diameter: 4.6250 inches (117.475 mm)
• Cup Length: 0.9375 inches (23.813 mm)
• Cup Radius: 0.1250 inches (3.175 mm)

Technical Specifications and Features

The National 33462 taper bearing cup is manufactured to meet strict tolerances for cup bore, length, and radius, ensuring a secure and precise fit within the wheel hub assembly. The 4.6250 inch bore diameter and 0.9375 inch length provide compatibility with specific driveline and axle configurations, commonly found in various truck and SUV models. The 0.1250 inch cup radius supports smooth bearing rotation and load distribution, critical for maintaining wheel stability and performance.

Applications and Vehicle Compatibility

This wheel bearing race is compatible with select makes and models requiring a taper bearing cup with the specified dimensions. It is commonly used in driveline and axle assemblies of trucks and SUVs where National parts are specified. The part number 33462 is referenced in OEM and aftermarket repair guides for wheel bearing replacement and maintenance.

• Replaces worn or damaged taper bearing cups
• Addresses wheel bearing noise and roughness
• Corrects wheel play and vibration issues
• Prevents premature bearing failure
• Supports proper wheel alignment and rotation

Installation Notes and Tips

When installing the National 33462 wheel bearing race, ensure the hub and spindle surfaces are clean and free of debris. Use a proper bearing race driver tool to seat the cup evenly without distortion. Verify the cup bore and length dimensions match the vehicle specifications to avoid fitment issues. Lubricate the bearing surfaces as recommended by the vehicle manufacturer before assembly.

Quality Assurance and Warranty

National manufactures the 33462 wheel bearing race to meet industry standards for durability and performance. While specific warranty details may vary, National parts typically come with a limited warranty against defects in material and workmanship. Consult the product documentation or National’s official resources for exact warranty terms.