National 710454 Wheel Seal - Rear Inner

National 710454 Wheel Seal Overview

The National 710454 wheel seal is engineered for reliable driveline protection, designed to maintain optimal sealing performance in demanding automotive applications. Featuring a bi-directional lip design and constructed from durable fluoro-elastomer material, this oil seal is suitable for various vehicle makes and models requiring precise fitment.

• Inside diameter options: 3.500 inches (88.9 mm)
• Outside diameter: 4.688 inches (119.075 mm)
• Flanged outside diameter: 4.947 inches (125.654 mm)
• Overall width with side lip: 0.651 inches (16.535 mm)
• Bi-directional helix lip design for enhanced sealing
• Material: Fluoro-elastomer for chemical and temperature resistance
• Redicoat surface treatment for improved wear resistance
• Housing bore diameter: 4.682 inches (118.923 mm)

Detailed Product Description

The National 710454 wheel seal is part of the 710400 series, designed to provide effective sealing solutions for driveline and axle applications. Its fluoro-elastomer construction offers superior resistance to heat, oil, and contaminants, making it suitable for use in a variety of automotive environments. The bi-directional lip design helps prevent leakage in both rotational directions, enhancing the seal's reliability. The redicoat treatment further extends the service life by reducing friction and wear during operation.

Applications and Problem Solving

This wheel seal is commonly used in vehicles requiring precise sealing around the axle shaft to prevent oil leaks and contamination ingress. It addresses several common issues:

• Prevents oil leakage from axle housings
• Protects driveline components from dirt and debris
• Reduces premature wear of axle bearings
• Maintains proper lubrication within the axle assembly
• Helps avoid costly driveline repairs due to seal failure

Installation Notes and Tips

Ensure the housing bore and shaft dimensions match the seal specifications for optimal fitment. Clean the installation area thoroughly to remove debris and old sealant. Use appropriate tools to press the seal evenly into the housing bore without damaging the sealing lips. Avoid excessive force or misalignment during installation to maintain seal integrity.

Quality Assurance and Warranty

National wheel seals, including part number 710454, are manufactured to meet industry standards for durability and performance. The fluoro-elastomer material and redicoat treatment contribute to long service life under typical operating conditions. While specific warranty details are not provided, National products are generally backed by quality control processes to ensure reliability in automotive driveline applications.