National B-02 Wheel Bearing - Front Inner

National B-02 Wheel Bearing Overview

The National B-02 wheel bearing is engineered for reliable driveline performance, featuring a single row angular contact design. This wheel bearing is designed to meet the precise specifications required for various vehicle makes and models, ensuring smooth wheel rotation and durability.

• Single row angular contact design for optimized load handling
• Inner race bore diameter of 1.190 inches (30.223 mm)
• Outer race outside diameter of 2.963 inches (75.260 mm)
• Overall width of 1.150 inches (29.210 mm)
• Inner race width of 0.870 inches (22.098 mm) and outer race width of 0.775 inches (19.685 mm)

Technical Specifications and Design Details

The National B-02 wheel bearing features a precise bore size of 1.190 inches (30.223 mm) on both the inner race and bore, ensuring a secure fit on compatible axles. The single row angular contact design allows the bearing to handle both radial and axial loads effectively, which is critical for maintaining wheel alignment and vehicle stability. The inner race outside diameter measures 1.803 inches (45.796 mm) with a radius of 0.220 inches (5.588 mm), while the outer race has a bore diameter of 2.328 inches (59.131 mm) and an outside diameter of 2.963 inches (75.260 mm). The overall width of the bearing is 1.150 inches (29.210 mm), balancing compact size with durability.

Compatible Vehicles and Fitment

This National B-02 wheel bearing is compatible with a range of vehicles requiring a 30 mm bore single row angular contact bearing. It is commonly used in driveline and axle assemblies for various passenger cars and light trucks. For example, it fits certain models of Honda Accord, Toyota Camry, and Nissan Altima where a 1.190 inch bore wheel bearing is specified. Always verify fitment with your vehicle’s OEM specifications before installation.

Common Applications and Problem Resolution

• Replaces worn or damaged wheel bearings causing wheel noise or vibration
• Addresses wheel play or looseness affecting vehicle handling
• Prevents premature wear on axle components due to bearing failure
• Restores smooth wheel rotation and reduces friction
• Helps maintain proper wheel alignment and driveline stability

Installation Notes and Tips

Proper installation of the National B-02 wheel bearing requires clean and precise handling to avoid contamination. Use appropriate tools to press the bearing into the hub assembly without applying excessive force to the races. Ensure the bearing is lubricated according to manufacturer recommendations and verify that the bore and outer diameters match the vehicle’s axle and hub specifications. Torque all fasteners to OEM standards to maintain bearing performance and longevity.

Quality Assurance and Warranty

National wheel bearings are manufactured to meet industry standards for durability and performance. The B-02 bearing undergoes rigorous quality control to ensure dimensional accuracy and material integrity. While specific warranty details may vary, National typically offers a limited warranty against defects in materials and workmanship. Consult product documentation for exact warranty terms.