National B-01 Wheel Bearing - Front Outer

Overview of National B-01 Wheel Bearing

The National B-01 wheel bearing is engineered for reliable driveline performance in select Chevrolet and Pontiac vehicles. Designed as a single row angular contact bearing, it offers precise fitment and durability for models like the Chevrolet Bel Air and Pontiac Bonneville.

• Single row angular contact design for optimized load handling
• Inner race bore diameter of 0.750 inches (19.045 mm)
• Outer race outside diameter of 2.081 inches (52.845 mm)
• Width of 0.713 inches (18.110 mm) ensuring compact fit
• Compatible with Chevrolet Bel Air, Corvette, and Pontiac Catalina among others

Technical Specifications and Design Details

The National B-01 wheel bearing features a precise inner race bore of 0.750 inches (19.045 mm) and an inner race outside diameter of 1.280 inches (32.512 mm). The inner race width measures 0.597 inches (15.164 mm), while the outer race bore is 1.611 inches (40.919 mm) with an outside diameter of 2.081 inches (52.845 mm). The bearing’s single row angular contact design supports both radial and axial loads, making it suitable for the demands of classic Chevrolet and Pontiac driveline systems. Its compact width of 0.713 inches (18.110 mm) allows for seamless integration into wheel hubs without compromising performance.

Compatible Vehicles and Applications

This wheel bearing is compatible with a range of Chevrolet and Pontiac models, including:

• Chevrolet Bel Air
• Chevrolet Corvette
• Pontiac Bonneville
• Pontiac Catalina
• Pontiac Laurentian

Specifically designed for these vehicles, the National B-01 bearing ensures proper fit and function within the driveline and axle assemblies.

Common Issues Addressed by the National B-01 Wheel Bearing

• Eliminates wheel hub noise caused by worn bearings
• Reduces vibration and improves wheel stability
• Prevents premature wear of axle components
• Maintains proper wheel alignment and rotation
• Enhances overall driveline reliability in classic Chevrolet and Pontiac models

Installation Notes and Tips

When installing the National B-01 wheel bearing, ensure the hub and spindle surfaces are clean and free of debris. Use proper tools to press the bearing into place without damaging the races. Verify the bearing is seated correctly to avoid premature failure. Lubricate according to manufacturer specifications and torque fasteners to recommended values. This bearing is designed for professional installation to maintain vehicle safety and performance.

Quality Assurance and Warranty

National wheel bearings are manufactured to meet strict quality standards, ensuring durability and consistent performance. The B-01 bearing undergoes rigorous testing to comply with OEM specifications. While specific warranty details may vary, National typically offers coverage against defects in materials and workmanship, providing confidence in the product’s reliability for Chevrolet and Pontiac applications.