National 471224 Wheel Seal - Rear or Rear Inner

National 471224 Wheel Seal Overview

National 471224 is a wheel seal built for driveline and axle sealing applications where precise dimensions matter. It uses nitrile material and a Redi-Coat finish to support a reliable seal at the shaft and housing bore.

With a 1.000 inch shaft diameter, 1.503 inch outside diameter, and 0.250 inch width, this seal is sized for applications that call for accurate OE-style replacement dimensions. It is a zero duplication part and is part of National’s 470000 series.

Key Features

• Part number: 471224
• Wheel seal / oil seal construction
• Nitrile sealing material
• Redi-Coat finish for installation support
• Inside diameter: 1.000 in. / 25.400 mm
• Outside diameter: 1.503 in. / 38.180 mm
• Housing bore: 1.499 in. / 38.070 mm
• Width: 0.250 in. / 6.350 mm
• Series 470000, Type 47

Detailed Description

National 471224 is engineered as a sealing component for wheel-end and axle-related service where the seal must match the shaft and housing dimensions closely. The nitrile material is commonly used in automotive sealing applications for dependable fluid control, while the Redi-Coat surface helps support consistent sealing performance during service. This part number is also referenced across multiple aftermarket catalogs, including applications that cross-reference to 471224 for the same use case.

For buyers searching for a National wheel seal 471224, oil seal 471224, or a 1.000 inch shaft seal for driveline and axle repair, this part provides the dimensional details needed for accurate selection. It is a practical choice when replacing a worn seal on vehicles such as Ford F-150 or Chevrolet Silverado applications that require this exact size and seal type.

What This Seal Helps Address

• Gear oil or lubricant leakage at the wheel-end seal area
• Contamination entering the hub or axle sealing surface
• Seal wear from age, heat, or mileage
• Loss of sealing integrity caused by dimensional mismatch
• Service issues tied to a damaged or hardened nitrile seal

Installation Notes and Tips

Confirm shaft diameter, housing bore, and seal width before installation. Clean the sealing surfaces thoroughly and inspect the shaft for grooves or wear that could affect sealing performance. Proper alignment during installation is important to avoid damaging the lip or distorting the seal body.

For fitment-based searches, use the exact dimensions and application data for your vehicle. This part is commonly searched for Ford F-150 and Chevrolet Silverado wheel seal replacement needs, but final selection should always match the required measurements and seal style.

Quality Assurance

National has supplied sealing solutions for more than 75 years and continues to develop sealing products for modern vehicle service needs. Part number 471224 reflects that focus on dimensional accuracy and application-specific sealing performance.