Timken 221620 Manual Transmission Shift Shaft Seal

Reliable Manual Transmission Shift Shaft Seal for Acura and Ford Models

The Timken 221620 Manual Transmission Shift Shaft Seal is engineered to provide a precise fit and durable sealing solution for select Acura, Ford, Mazda, and Mercury vehicles. Designed with S-nitrile material, this seal ensures effective protection against leaks and contamination in your manual transmission system.

• Constructed from durable S-nitrile material for resistance to oil and heat
• Outside diameter options: 1.190 inches (30.23 mm) for accurate housing bore fit
• Shaft diameter: 0.630 inches (16.00 mm) to match shift shaft specifications
• Housing bore diameter: 1.181 inches (30.00 mm) for secure installation
• Seal width: 0.276 inches (7.00 mm) for optimal sealing surface

Technical Details and Material Specifications

The Timken 221620 shift shaft seal is manufactured using S-nitrile, a synthetic rubber known for its excellent resistance to petroleum-based fluids and high temperatures commonly found in manual transmissions. The seal’s precise dimensions, including an outside diameter of approximately 1.190 inches (30.23 mm) and a shaft diameter of 0.630 inches (16.00 mm), ensure compatibility with the housing bore size of 1.181 inches (30.00 mm). The 0.276 inch (7.00 mm) width provides a reliable sealing surface to prevent fluid leakage and protect internal transmission components.

Compatible Vehicles and Applications

This manual transmission shift shaft seal is compatible with a range of vehicles, including Acura Integra, Legend, and NSX models, as well as Ford Contour, Escort, and Mystique. It also fits Mazda 323, 626, MX-6, and Protege models, along with Mercury Mystique and Tracer. The Timken 221620 is designed specifically for manual transmission systems requiring a shift shaft seal with these dimensions.

• Prevents transmission fluid leaks around the shift shaft
• Protects against dirt and debris entering the transmission
• Maintains proper lubrication within the manual transmission
• Reduces wear on transmission components by maintaining seal integrity
• Helps avoid costly transmission repairs due to seal failure

Installation Notes and Tips

When installing the Timken 221620 shift shaft seal, ensure the transmission housing bore is clean and free of debris. Lubricate the seal lip lightly with transmission fluid or compatible grease to ease installation and prevent damage. Use appropriate tools to press the seal evenly into the housing bore without distortion. Verify the shaft diameter matches the seal specifications to maintain proper sealing performance.

Quality Assurance and Warranty Information

Timken manufactures the 221620 shift shaft seal to meet strict quality standards for durability and performance. The use of S-nitrile material ensures resistance to common transmission fluids and operating temperatures. While specific warranty details may vary, Timken products typically come with a limited warranty against manufacturing defects, providing confidence in the product’s reliability for manual transmission maintenance.