National 710986 Axle Differential Seal - Rear

Reliable Axle Differential Seal for Nissan and INFINITI Vehicles

The National 710986 axle differential seal is engineered to provide a precise fit and durable sealing solution for select Nissan and INFINITI models. Designed with ethylene-acrylic material, this oil seal ensures effective protection against leaks and contamination in the driveline system.

• Inside diameter: 1.496 inches (38.000 mm)
• Outside diameter: 2.161 inches (54.900 mm)
• Thickness: 0.315 inches (8.000 mm)
• Housing bore: 2.154 inches (54.700 mm)
• Overall width with side lip: 0.539 inches (13.700 mm)
• Material: Ethylene-acrylic for enhanced durability
• Part number: 710986

Technical Details and Material Specifications

This axle differential seal from National is part of the 710900 series and is constructed from ethylene-acrylic, a material known for its resistance to heat, oil, and wear. The seal’s dimensions are carefully matched to fit the shaft and housing bore specifications of compatible vehicles, ensuring a secure and leak-free installation. With an inside diameter of 1.496 inches and an outside diameter of 2.161 inches, the seal fits shafts measuring 38 mm and housing bores around 54.7 mm, making it suitable for specific Nissan and INFINITI driveline applications.

Compatible Vehicles and Applications

This axle differential seal is compatible with the following models:

• Nissan Murano
• Nissan Rogue
• Nissan X-Trail
• INFINITI QX60

It is designed to maintain the integrity of the differential by preventing oil leaks and protecting internal components from dirt and debris.

Common Issues Addressed by the National 710986 Seal

• Prevents oil leaks from the axle differential
• Reduces contamination from dirt and moisture
• Minimizes wear on differential components
• Maintains proper lubrication within the driveline
• Helps avoid costly differential repairs

Installation Notes and Tips

Ensure the shaft and housing bore are clean and free of debris before installation. Verify the dimensions of the existing seal to confirm compatibility with part number 710986. Use appropriate tools to press the seal evenly into place without damaging the sealing lip. Proper installation will help maintain the seal’s effectiveness and extend the service life of the differential components.

Quality Assurance and Warranty

National manufactures this axle differential seal to meet industry standards for durability and performance. The ethylene-acrylic material provides reliable resistance to oil and heat exposure. While specific warranty details are not provided, National parts typically adhere to quality control processes to ensure consistent fit and function for Nissan and INFINITI applications.