National 710598 Automatic Transmission Output Shaft Seal - Left

Overview of National 710598 Automatic Transmission Output Shaft Seal

The National 710598 automatic transmission output shaft seal is engineered to provide reliable sealing performance for a range of vehicles including Acura Accord, Nissan Altima, and Jeep Compass. Designed with a bi-directional lip and constructed from durable fluoro-elastomer material, this seal helps maintain transmission fluid integrity and prevents leaks.

• Inside diameter: 1.575 inches (40 mm)
• Outside diameter: 2.213 inches (56.2 mm)
• Thickness: 0.315 inches (8 mm)
• Bi-directional lip design for enhanced sealing
• Material: Fluoro-elastomer for chemical and heat resistance
• Overall width with side lip: 0.524 inches (13.3 mm)
• Compatible with multiple makes and models including Acura, Chevrolet, Dodge, Honda, Jeep, Mitsubishi, and Nissan

Detailed Product Description

The National 710598 output shaft seal is part of the 710500 series, designed specifically for automatic transmissions requiring a 40 mm shaft diameter. Its fluoro-elastomer sealing material offers excellent resistance to transmission fluids, heat, and wear, ensuring long-lasting performance. The bi-directional lip design provides effective sealing against fluid leaks in both rotational directions, which is critical for maintaining transmission efficiency and preventing contamination.

With precise dimensions including a 2.213 inch outside diameter and a 0.315 inch thickness, this seal fits housing bores measuring approximately 2.205 inches (56 mm), making it suitable for a variety of transmission applications. The overall width with side lip of 0.524 inches (13.3 mm) ensures a secure fit and proper sealing surface contact.

Compatible Vehicles and Applications

This automatic transmission output shaft seal is compatible with several popular vehicle models, including but not limited to:

• Acura Accord and ILX
• Nissan Altima, Sentra, Rogue, Rogue Select, Rogue Sport, Versa, Versa Note, Juke, Kicks, Qashqai
• Jeep Compass and Patriot
• Chevrolet City Express and NV200
• Dodge Caliber
• Mitsubishi Lancer

Common Issues Addressed by the National 710598 Seal

• Prevents automatic transmission fluid leaks from the output shaft area
• Reduces contamination of transmission internals by dirt and debris
• Maintains proper fluid pressure within the transmission system
• Minimizes premature wear of transmission components due to fluid loss
• Helps avoid costly transmission repairs caused by seal failure

Installation Notes and Tips

When installing the National 710598 output shaft seal, ensure the housing bore is clean and free of debris. Use appropriate tools to avoid damaging the seal lips during installation. Verify the seal orientation matches the bi-directional lip design for optimal sealing performance. It is recommended to inspect the shaft surface for wear or damage before installation to ensure a proper seal fit.

Quality Assurance and Warranty

National transmission seals are manufactured to meet industry standards for durability and performance. The fluoro-elastomer material provides resistance to heat and chemical degradation, contributing to the seal's longevity. While specific warranty details are not provided, National products typically adhere to strict quality control processes to ensure reliability in automotive applications.