National 710634 Manual Transmission Output Shaft Seal - Left or Right

Overview of National 710634 Manual Transmission Output Shaft Seal

The National 710634 manual transmission output shaft seal is engineered to provide reliable sealing performance for various manual transmissions. Designed with precision, this oil seal is compatible with multiple vehicle makes and models including Hyundai, Mazda, Mitsubishi, Nissan, and Suzuki.

• Inside diameter: 2.047 inches (52.000 mm)
• Outside diameter: 3.079 inches (78.200 mm)
• Thickness/width: 0.354 inches (9.000 mm)
• Sealing material: durable polyacrylate
• Housing bore size: 3.071 inches (78.000 mm)
• Part number: 710634

Detailed Product Description and Specifications

This National manual transmission output shaft seal (part number 710634) is constructed from polyacrylate, a material known for its resistance to heat and wear, ensuring long-lasting sealing performance. The seal features an inside diameter of 2.047 inches (52 mm) and an outside diameter of 3.079 inches (78.2 mm), with a thickness of 0.354 inches (9 mm). These precise dimensions allow for a secure fit within the housing bore of 3.071 inches (78 mm), maintaining effective oil retention and preventing leaks in the transmission system.

Compatible with a range of vehicles, this seal is suitable for manual transmissions in Hyundai models such as the Accent and Elantra, Mazda 3 and Mazda 6, Mitsubishi Outlander and Outlander Sport, Nissan Altima, Maxima, Murano, Rogue, Sentra, and Versa, as well as Suzuki SX4, SX4 Crossover, Tiburon, and RVR. The seal is part of National's 710600 series, known for consistent quality in gaskets and sealing systems.

Common Applications and Issues Addressed

• Prevents transmission fluid leaks from the output shaft area
• Protects manual transmission components from dirt and contaminants
• Maintains proper lubrication within the transmission system
• Reduces wear on output shaft bearings and gears
• Helps avoid costly transmission 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 distortion
• Verify the seal orientation matches the original part to maintain proper sealing
• Check shaft diameter compatibility to avoid premature wear or leaks
• Inspect surrounding transmission components for wear during replacement

Quality Assurance and Warranty Information

National manufactures the 710634 output shaft seal to meet industry standards for durability and performance. The polyacrylate sealing material offers resistance to heat and transmission fluids, contributing to a reliable seal life. While specific warranty details may vary, National products typically come with a limited warranty against manufacturing defects, ensuring confidence in the part's quality and fitment.