National 710114 Transfer Case Output Shaft Seal - Front

Overview of National Transfer Case Output Shaft Seal 710114

The National 710114 transfer case output shaft seal is engineered to provide reliable sealing performance for select Toyota and Lexus vehicles. Designed with precision dimensions and durable polyacrylate material, this oil seal helps maintain transfer case integrity and prevent fluid leaks.

• Inside diameter: 1.614 inches (41.000 mm)
• Outside diameter: 2.327 inches (59.100 mm)
• Thickness: 0.394 inches (10.000 mm)
• Sealing material: Polyacrylate for enhanced durability
• Clockwise-spiral lip design for effective sealing
• Overall width with side lip: 0.591 inches (15.000 mm)
• Compatible housing bore: 2.323 inches (59.000 mm)

Technical Details and Design Features

This transfer case output shaft seal from National is part of the 710100 series and features a polyacrylate sealing material known for its resistance to heat and wear. The clockwise-spiral lip design ensures a tight seal around the shaft, reducing the risk of oil leakage under various operating conditions. With an inside diameter of 1.614 inches and an outside diameter of 2.327 inches, it fits precisely within the housing bore of 2.323 inches, ensuring proper installation and function.

Compatible Vehicles and Applications

The National 710114 seal is compatible with a range of Toyota and Lexus models, including the Toyota 4Runner, FJ Cruiser, Pickup, Sequoia, T100, Tacoma, and Tundra, as well as the Lexus GX460 and GX470. This part is specifically designed for transfer case output shaft sealing applications in these vehicles, helping maintain transfer case fluid containment and preventing contamination.

Common Issues Addressed by This Seal

• Prevents transfer case fluid leaks that can cause drivetrain damage
• Reduces contamination from dirt and debris entering the transfer case
• Minimizes wear on the output shaft by maintaining proper lubrication
• Helps avoid costly repairs related to transfer case seal failure
• Maintains optimal transfer case performance and vehicle reliability

Installation Notes and Tips

Ensure the transfer case output shaft and housing bore are clean and free of debris before installation. Use appropriate tools to press the seal evenly into the housing bore without damaging the sealing lip. Verify the seal orientation matches the clockwise-spiral lip design for proper sealing. It is recommended to inspect the output shaft for wear or damage and replace if necessary to ensure a secure fit and long service life.

Quality Assurance and Warranty

National transfer case output shaft seals are manufactured to meet OEM specifications, using high-quality polyacrylate material for durability and resistance to heat and wear. The 710114 part number undergoes strict quality control to ensure consistent performance. Warranty coverage details should be confirmed with the original equipment manufacturer or distributor.