National 710255 Steering Knuckle Seal - Front or Front Inner

Overview of National 710255 Steering Knuckle Seal

The National 710255 steering knuckle seal is engineered to provide reliable sealing performance for various steering systems. Designed with durable nitrile material, this oil seal is compatible with multiple vehicle makes and models including Chevrolet, Nissan, Suzuki, and more.

• Inside diameter: 1.929 inches (49.000 mm)
• Outside diameter: 2.764 inches (70.200 mm)
• Thickness: 0.339 inches (8.600 mm)
• Overall width with side lip: 0.654 inches (16.600 mm)
• Sealing material: Nitrile for resistance to oil and wear
• Housing bore size: 2.756 inches (70.000 mm)
• Part number: 710255, series 710200

Detailed Product Description

The National 710255 steering knuckle seal is a precision-engineered oil seal designed to maintain the integrity of the steering knuckle assembly. Constructed from nitrile, a material known for its resistance to oil, heat, and abrasion, this seal ensures effective containment of lubricants and prevents contaminants from entering the steering system. With an inside diameter of 1.929 inches and an outside diameter of 2.764 inches, it fits securely within the housing bore of 2.756 inches, providing a tight seal. The thickness of 0.339 inches and an overall width of 0.654 inches with side lip contribute to its durability and proper fitment.

Compatible Vehicles and Applications

This steering knuckle seal is compatible with a range of vehicles, including Chevrolet models like the 510, 720, and 810, as well as Nissan models such as the 200SX, 280ZX, Maxima, and Pathfinder. It also fits various Suzuki vehicles including the Samurai, Sidekick, Sunrunner, Tracker, Vitara, X-90, and XL-7. Additionally, it suits Geo and Pontiac models, and GMC trucks like the D21. The part number 710255 is specifically designed to meet the sealing requirements of these vehicles' steering systems.

Common Issues Addressed by the National 710255 Seal

• Prevents oil leaks from the steering knuckle assembly
• Protects steering components from dirt and debris contamination
• Reduces premature wear of steering system parts
• Maintains proper lubrication within the steering knuckle
• Helps avoid steering system failure due to seal degradation

Installation Notes and Tips

When installing the National 710255 steering knuckle seal, ensure the housing bore is clean and free of debris. Use appropriate tools to press the seal evenly into place without damaging the nitrile material. Verify the seal’s orientation, with the side lip facing the lubricant source to maximize sealing efficiency. It is recommended to inspect related steering components during installation for wear or damage.

Quality Assurance and Warranty

National manufactures the 710255 steering knuckle seal to meet industry standards for durability and performance. Made from high-quality nitrile material, this seal offers reliable resistance to oil and environmental factors. While specific warranty details may vary, National products typically come with a limited warranty against manufacturing defects, ensuring confidence in the product’s quality and longevity.