National 14125A Wheel Bearing - Front Inner or Front Outer

National 14125A Wheel Bearing Overview

The National 14125A wheel bearing cone is engineered for precise fitment and reliable performance in driveline and axle assemblies. Designed with exacting dimensions, this taper bearing cone supports smooth wheel rotation and helps maintain vehicle stability.

• Cone bore diameter: 1.2500 inches (31.75 mm)
• Cone length: 0.7710 inches (19.583 mm)
• Cone radius: 0.1400 inches (3.556 mm)
• Part type: Taper bearing cone
• Part number: 14125A

Detailed Specifications of National 14125A Wheel Bearing

The National 14125A is a taper bearing cone designed to fit within specific wheel bearing assemblies requiring a cone bore of 1.2500 inches (31.75 mm). Its cone length of 0.7710 inches (19.583 mm) and cone radius of 0.1400 inches (3.556 mm) ensure proper seating and load distribution. This component is critical in maintaining the integrity of the wheel hub assembly by reducing friction and wear during rotation.

Applications and Problem Solving

This wheel bearing cone is compatible with various vehicle makes and models that specify a 1.2500 inch cone bore size. It is commonly used in driveline and axle systems where precise bearing fitment is essential.

• Eliminates wheel hub noise caused by worn bearings
• Prevents uneven tire wear due to bearing play
• Reduces vibration and improves steering stability
• Addresses wheel bearing overheating issues
• Restores proper wheel alignment and rotation

Installation Notes and Tips

When installing the National 14125A wheel bearing cone, ensure the bearing surfaces are clean and free of debris. Proper lubrication is essential to prevent premature wear. Use the correct tools to press the cone into the hub assembly without damaging the bearing surfaces. Verify the cone bore and length measurements match the vehicle specifications before installation.

Quality Assurance and Warranty

National wheel bearings are manufactured to meet industry standards for durability and performance. The 14125A part 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.