National 223510 Wheel Seal - Front, Left, Rear Inner or Right

National 223510 Wheel Seal Overview

The National 223510 wheel seal is engineered for reliable sealing performance in driveline and axle applications. Designed with nitrile material, this oil seal ensures durability and effective protection against contaminants for vehicles like Audi, BMW, Porsche, and Volkswagen models.

• Inside diameter: 1.378 inches (35 mm)
• Outside diameter: 1.859 inches (47.23 mm)
• Thickness/width: 0.276 inches (7 mm)
• Sealing material: Nitrile for resistance to oil and wear
• Compatible housing bore: 1.850 inches (47 mm)

Technical Specifications and Material Details

The National 223510 wheel seal features a nitrile rubber construction, known for its resistance to oil, heat, and abrasion. With an inside diameter of 1.378 inches (35 mm) and an outside diameter of 1.859 inches (47.23 mm), this seal fits precisely within a housing bore of 1.850 inches (47 mm). The 0.276 inch (7 mm) thickness provides a secure fit to prevent leakage and contamination. This seal is part of the 220000 series, designed specifically for driveline and axle sealing applications.

Compatible Vehicles and Applications

This wheel seal is compatible with a range of European vehicles, including Audi models such as the A4, A4 Quattro, A5 Quattro, A6, A6 Quattro, A8, A8 Quattro, Allroad Quattro, Q5, RS6, S4, S5, S6, and S8. It also fits BMW 325iX, Porsche 911, Boxster, and Cayman, Bentley Continental, Saab 900 and 9000, as well as Volkswagen Passat and Phaeton models. The National 223510 is designed to maintain axle integrity and prevent oil leaks in these driveline systems.

Common Issues Addressed by National 223510 Wheel Seal

• Prevents oil leaks from axle shafts
• Protects driveline components from dirt and moisture intrusion
• Reduces wear caused by contaminants
• Maintains proper lubrication within axle assemblies
• Helps avoid costly driveline repairs due to seal failure

Installation Notes and Tips

Ensure the housing bore and shaft surfaces are clean and free of debris before installation. Use appropriate tools to press the seal evenly into the bore without damaging the sealing lip. Verify the seal orientation matches the original part to maintain proper sealing function. Lubricate the sealing lip lightly with compatible oil to reduce initial wear during startup.

Quality Assurance and Warranty

National wheel seals are manufactured to meet OEM specifications for fit and function. The nitrile material provides consistent performance under typical operating conditions. While specific warranty details may vary, National products generally come with a limited warranty against manufacturing defects, ensuring reliability for your driveline sealing needs.