National 710548 Drive Axle Shaft Seal - Front

Overview of National 710548 Drive Axle Shaft Seal

The National 710548 drive axle shaft seal is engineered to provide reliable sealing performance for select Chevrolet, GMC, Hummer, and Isuzu vehicles. Constructed from durable nitrile material, this oil seal is designed to maintain axle integrity and prevent fluid leaks in demanding driveline applications.

• Material: High-quality nitrile for resistance to oil and wear
• Inside Diameter: 1.575 inches (40.000 mm)
• Outside Diameter: 2.724 inches (69.200 mm)
• Thickness/Width: 0.606 inches (15.400 mm)
• Housing Bore Diameter: 2.717 inches (69.000 mm)
• Part Number: 710548, Series 710500
• Compatible with Chevrolet Canyon, Colorado; GMC Canyon, Colorado; Hummer H3, H3T; Isuzu i-350, i-370

Detailed Product Description

This National drive axle shaft seal (part number 710548) is part of the 710500 series, designed specifically for driveline and axle sealing systems. The seal’s nitrile construction offers excellent resistance to oil, grease, and other automotive fluids, ensuring long-lasting performance under typical operating conditions. With precise dimensions including a 1.575-inch inside diameter and a 2.724-inch outside diameter, it fits securely within the axle housing bore of 2.717 inches, providing a tight seal around the axle shaft to prevent leaks and contamination.

Applications and Problem Solving

This drive axle shaft seal is compatible with a range of vehicles including Chevrolet Canyon and Colorado, GMC Canyon and Colorado, Hummer H3 and H3T, and Isuzu i-350 and i-370 models. It is designed to address common driveline issues such as:

• Preventing oil leaks from the axle housing
• Reducing contamination from dirt and debris entering the axle assembly
• Maintaining proper lubrication within the axle shaft area
• Minimizing wear on axle components caused by fluid loss
• Ensuring consistent driveline performance and longevity

Installation Notes and Tips

When installing the National 710548 drive axle shaft seal, ensure the axle shaft and housing bore are clean and free of debris. Use appropriate tools to press the seal evenly into the housing bore without damaging the sealing lip. Verify the seal’s orientation matches the original part to maintain proper sealing function. Lubricate the seal lip lightly with clean axle oil before installation to reduce initial wear and facilitate a smooth fit.

Quality Assurance and Warranty

National drive axle shaft seals are manufactured to meet industry standards for durability and performance. The nitrile material and precise engineering ensure reliable sealing under normal operating conditions. While specific warranty details may vary, National typically offers coverage against manufacturing defects to provide confidence in product quality.