National 3782 Wheel Bearing - Front Outer

National 3782 Wheel Bearing Cone Overview

The National 3782 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: 1.7500 inches (44.45 mm)
• Cone length: 1.1930 inches (30.302 mm)
• Cone radius: 0.1400 inches (3.556 mm)
• Part type: Taper bearing cone
• Category: Wheel Bearings, Seals, and Related Components

Detailed Specifications and Design

The National 3782 wheel bearing cone features a cone bore of 1.7500 inches (44.45 mm), ensuring compatibility with specific axle shaft sizes commonly found in various vehicle makes and models. Its cone length of 1.1930 inches (30.302 mm) and cone radius of 0.1400 inches (3.556 mm) are designed to provide optimal contact and load distribution within the bearing assembly. This precision taper bearing cone is critical for maintaining proper wheel alignment and reducing friction during operation.

Applications and Problem Resolution

This wheel bearing cone is typically used in driveline and axle assemblies where tapered roller bearings are required. It is compatible with vehicles that require a 1.7500 inch cone bore diameter and matching dimensions. The National 3782 part number is often sought for replacement in the following scenarios:

• Excessive wheel bearing play or looseness
• Unusual noise or grinding from the wheel hub area
• Uneven tire wear due to bearing misalignment
• Vibration or wobbling during vehicle operation
• Preventative maintenance to restore bearing integrity

Installation Notes and Tips

When installing the National 3782 wheel bearing cone, ensure the bearing surfaces are clean and free of debris. Proper lubrication with the recommended grease is essential to prevent premature wear. Use appropriate tools to press the cone into place without damaging the bearing surfaces. Verify fitment against vehicle specifications to confirm compatibility with the axle shaft and hub assembly.

Quality Assurance and Warranty

National wheel bearing components are manufactured to meet industry standards for durability and performance. The 3782 taper bearing cone undergoes quality control inspections to ensure dimensional accuracy and material integrity. While specific warranty details are not provided, National products typically adhere to OEM quality requirements, supporting reliable service life in automotive applications.