National 510030 Wheel Bearing - Front

Overview of National 510030 Wheel Bearing

The National 510030 wheel bearing is engineered for reliable driveline performance in select Acura and Honda vehicles. Designed with a double row angular contact design, this wheel bearing supports smooth rotation and durability for models like the Honda Civic, Civic del Sol, EL, and Acura Integra.

• Double row angular contact design for enhanced load capacity
• Inner race bore diameter of 1.693 inches (43 mm)
• Outer race outside diameter of 3.110 inches (79 mm)
• Width of 1.614 inches (41 mm) ensuring proper fitment
• Compatible with Acura and Honda models including Civic, Civic del Sol, EL, and Integra

Technical Specifications and Design Features

The National 510030 wheel bearing features a double row angular contact design, which provides improved axial and radial load handling compared to single row bearings. The inner race bore measures 1.693 inches (43 mm) with a radius of 0.150 inches (3.8 mm), while the outer race has an outside diameter of 3.110 inches (79 mm) and a radius of 0.002 inches (0.059 mm). The bearing width is 1.614 inches (41 mm), matching the precise dimensions required for proper installation and operation in compatible vehicles. This E-3 type bearing is part of the Fwdb series and is identified as Gen1, ensuring it meets the specifications for the intended Acura and Honda models.

Compatible Vehicles and Applications

This wheel bearing is compatible with the following makes and models:

• Acura Integra
• Honda Civic
• Honda Civic del Sol
• Honda EL

It is designed to replace worn or damaged wheel bearings in these vehicles, maintaining proper wheel alignment and smooth rotation.

Common Issues Addressed by National 510030 Wheel Bearing

• Eliminates wheel noise caused by worn bearings
• Prevents wheel wobble and vibration during driving
• Restores proper wheel alignment and handling
• Reduces uneven tire wear due to bearing failure
• Improves overall driveline stability and safety

Installation Notes and Tips

When installing the National 510030 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 fully and rotates smoothly before reassembling the wheel components. It is recommended to follow the vehicle manufacturer’s torque specifications for all fasteners during reinstallation.

Quality Assurance and Warranty

National wheel bearings are manufactured to meet industry standards for durability and performance. The 510030 part number undergoes rigorous quality control to ensure dimensional accuracy and material integrity. While specific warranty details may vary, National typically offers coverage against manufacturing defects to provide confidence in the product’s reliability.