National 510028 Wheel Bearing - Front

Overview of National 510028 Wheel Bearing

The National 510028 wheel bearing is engineered for reliable driveline performance in select Mercury and Nissan vehicles. Designed specifically for the Mercury Quest and Nissan Villager, this double row angular contact bearing ensures precise fitment and durability.

• Double row angular contact design for enhanced load capacity
• Inner race bore diameter of 1.850 inches (47.000 mm)
• Outer race outside diameter of 3.189 inches (81.000 mm)
• Width of 2.087 inches (53.000 mm) for both inner and outer races
• Compatible with Mercury Quest and Nissan Villager models

Technical Specifications and Design Features

The National 510028 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 1.850 inches (47.000 mm) with a radius of 0.177 inches (4.501 mm), while the outer race has an outside diameter of 3.189 inches (81.000 mm). Both inner and outer races have a width of 2.087 inches (53.000 mm), ensuring a robust and stable fit within the wheel hub assembly. This bearing is classified under the Fwdb series and type E-3, indicating its specific engineering standards and application suitability.

Compatible Vehicles and Applications

This wheel bearing is compatible with the following vehicles:

• Mercury Quest
• Nissan Villager

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

Common Issues Addressed by National 510028 Wheel Bearing

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

Installation Notes and Tips

When installing the National 510028 wheel bearing, ensure the hub assembly is clean and free of debris. Proper lubrication and torque specifications should be followed according to vehicle manufacturer guidelines. It is recommended to inspect related components such as seals and axle shafts during installation to ensure optimal performance and longevity.

Quality Assurance and Warranty

National wheel bearings are manufactured to meet strict quality standards for durability and performance. The 510028 part number is backed by a limited warranty covering defects in materials and workmanship. This ensures confidence in the product’s reliability for Mercury Quest and Nissan Villager driveline applications.