National 473463 Manual Transmission Output Shaft Seal

Manual Transmission Output Shaft Seal for Jeep

National 473463 is a manual transmission output shaft seal built for Jeep applications with a Borg-Warner T18C transmission and a 10-spline setup. It uses nitrile sealing material and Redicoat treatment to support a reliable seal at the output shaft area where transmission fluid retention matters most.

Key Features

• Manual transmission output shaft seal for Jeep driveline service
• Nitrile sealing material for fluid sealing performance
• Inside diameter: 2.000 in. / 50.800 mm
• Outside diameter: 3.066 in. / 77.880 mm
• Width: 0.375 in. / 9.530 mm
• Housing bore: 3.062 in. / 77.770 mm
• Redicoat finish for improved sealing interface
• Zero duplication part in the National 470000 series

Product Details

This National 473463 oil seal is engineered for the manual transmission output shaft location and is listed for Jeep Grand Wagoneer, J10, Cherokee, Wagoneer, CJ5, and CJ7 models with a Borg-Warner T18C transmission and 10 splines. National has supplied sealing solutions for decades, and this part reflects that focus with a dimensionally specific design for the shaft and housing bore requirements of the application.

This part cross-references FEL-PRO 60796 for the same application.

What It Helps Address

• Transmission fluid seepage at the output shaft seal area
• Oil residue forming around the rear of the manual transmission
• Seal wear from age, heat, and drivetrain use
• Leak-related fluid loss on Jeep manual transmission service
• Fitment-specific replacement needs for Borg-Warner T18C-equipped vehicles

Installation Notes and Tips

Verify the transmission model, spline count, shaft diameter, and housing bore before installation. Clean the seal bore and shaft surface thoroughly, and inspect for grooves or wear that could affect sealing. Confirm the application matches the listed Jeep fitment: Fits 1984-1986 Jeep Grand Wagoneer, N/A; Fits 1974-1986 Jeep J10, N/A; Fits 1974-1983 Jeep Cherokee, N/A; Fits 1980-1983 Jeep Wagoneer, N/A; Fits 1965-1973 Jeep Wagoneer, N/A; Fits 1966-1979 Jeep CJ5, N/A; Fits 1976-1978 Jeep CJ7, N/A, all with 10 splines and Borg-Warner T18C transmission.

Quality Assurance

National is a long-established sealing brand with more than 75 years in the industry, and its design team continues to develop sealing solutions for current vehicle service needs. Part number 473463 is built as a direct-fit sealing component for the specified Jeep manual transmission applications.