National 223608 Manual Transmission Output Shaft Seal - Front

Manual Transmission Output Shaft Seal for Select Mitsubishi and Toyota

National 223608 is a manual transmission output shaft seal built for select Mitsubishi, Dodge, Ford, Hyundai, Chrysler, Plymouth, and Toyota applications. It uses nitrile sealing material and a counter-clockwise spiral lip design to help maintain a tight seal at the transmission output shaft.

With metric dimensions and OE-style sizing, this seal is a direct-fit service part for many manual transmission and transfer case applications, including Mitsubishi Montero, Mighty Max, and Dodge Ram 50 platforms. National 223608 is also referenced by part number 223608 for easy catalog matching.

Key Features

• Manual transmission output shaft seal / oil seal
• Nitrile sealing material for common transmission fluid sealing applications
• Counter-clockwise spiral lip design
• Metric dimensions: 36.000 mm shaft, 52.200 mm outside diameter, 10.000 mm width
• Housing bore: 52.000 mm
• National Series 220000, Type 32
• Cross-reference example: Dorman - HELP 14016, 14017

Product Details

National 223608 is engineered as a transmission sealing solution for vehicles using Mitsubishi-based manual transmissions and transfer cases. The nitrile sealing material is selected for oil sealing performance, while the spiral lip profile helps support consistent contact at the shaft surface. This part is sized at 1.417 in. inside diameter, 2.055 in. outside diameter, and 0.394 in. width, making it a metric service seal for applications that require precise fitment.

Compatible vehicle coverage includes Fits 1997-2003 Mitsubishi Montero Sport, Front; Fits 1992-2002 Mitsubishi Montero, Front; Fits 1993-1998 Toyota Supra; and Fits 1987-1996 Mitsubishi Mighty Max. It also covers many Dodge Ram 50, Ford Ranger, Ford Bronco II, Chrysler Conquest, Plymouth Conquest, Hyundai Pony, Hyundai Stellar, and Mitsubishi Starion applications listed in the fitment data.

Common Uses

• Stops transmission fluid seepage at the output shaft
• Addresses leaks around manual transmission or transfer case sealing points
• Replaces worn or hardened shaft seals on Mitsubishi-based drivetrains
• Helps restore proper sealing on high-mileage Dodge Ram 50 and Mitsubishi Montero service repairs
• Supports maintenance on Toyota Supra models with Getrag 233 transmission

Installation Notes

Verify shaft diameter, housing bore, and transmission or transfer case application before installation. Clean the bore and shaft surface thoroughly, and inspect for wear, scoring, or contamination that could affect seal life. Confirm the correct orientation of the counter-clockwise spiral lip design during installation. This part is listed for front and non-positioned applications depending on vehicle and drivetrain configuration.

Quality Assurance

National has supplied sealing products for more than 75 years and continues to develop sealing solutions for modern vehicle service needs. National 223608 reflects that experience with an OE-style manual transmission output shaft seal design for select Mitsubishi, Dodge, Ford, Hyundai, Chrysler, Plymouth, and Toyota applications.