National 710315 Manual Transmission Output Shaft Seal - Left

Reliable Manual Transmission Output Shaft Seal for Acura, Honda, and Isuzu

The National 710315 manual transmission output shaft seal is engineered to provide effective sealing for select Acura, Honda, and Isuzu models. Designed with precision dimensions and durable nitrile material, this oil seal helps maintain transmission integrity and prevent fluid leaks.

• Inside diameter: 1.378 inches (35.000 mm)
• Outside diameter: 2.213 inches (56.200 mm)
• Thickness: 0.315 inches (8.000 mm)
• Sealing material: Nitrile for resistance to oil and wear
• Clockwise-spiral lip design for enhanced sealing performance
• Fits housing bore of 2.205 inches (56.000 mm)

Detailed Product Description

The National 710315 output shaft seal is constructed from nitrile, a material known for its resistance to oil, heat, and abrasion, making it suitable for demanding transmission environments. The seal features a clockwise-spiral lip design that improves sealing efficiency by maintaining consistent contact with the shaft, reducing the risk of leaks. With an inside diameter of 1.378 inches and an outside diameter of 2.213 inches, this seal fits precisely into the housing bore of 2.205 inches, ensuring a secure fit. The overall width of 0.492 inches (12.5 mm) with side lip provides additional protection against contaminants.

Compatible Vehicles and Applications

This manual transmission output shaft seal is compatible with a range of Acura, Honda, and Isuzu vehicles, including popular models such as the Honda Accord, Civic, CR-V, CRX, and Odyssey, as well as Acura Integra and Isuzu Oasis. The part number 710315 corresponds specifically to this seal, ensuring correct fitment for these models.

• Prevents oil leaks from the manual transmission output shaft
• Helps maintain proper lubrication within the transmission
• Reduces contamination ingress to extend transmission life
• Addresses common seal wear and tear issues in older vehicles
• Supports smooth operation of manual transmission components

Installation Notes and Tips

When installing the National 710315 output shaft seal, ensure the shaft and housing bore are clean and free of debris. Use appropriate tools to press the seal evenly into the bore without damaging the sealing lip. Verify the seal orientation matches the clockwise-spiral lip design for optimal performance. Avoid using excessive force during installation to prevent deformation.

Quality Assurance and Warranty

Manufactured by National, a recognized brand in transmission sealing systems, the 710315 output shaft seal meets industry standards for durability and performance. The nitrile material and precise engineering contribute to reliable sealing under normal operating conditions. Warranty details should be confirmed with the product supplier or manufacturer.