Shaft Seal Crankshaft 22-778 for Thermo King Reefer Unit Engine

Shaft Seal Crankshaft for Thermo King

This shaft seal crankshaft 22-778 is a replacement component designed to prevent oil leakage and keep contaminants out of the crankshaft area on Thermo King reefer unit engines, ensuring reliable seal integrity and engine performance. It serves as a direct replacement for OEM part number 22-778, providing a dependable sealing solution for fleet maintenance.

Overview

This shaft seal crankshaft 22-778 is a critical sealing component for Thermo King reefer unit engines, designed to stop oil seepage along the crankshaft and maintain proper crankcase pressure. It is engineered to fit the specific dimensions and tolerances of Thermo King refrigeration unit power plants, making it a suitable choice for routine engine overhauls. Whether you are replacing a worn seal during a major service or addressing a small oil leak, this 22-778 seal helps restore the integrity of the engine's sealing system.

Built For Performance

• Precision-molded elastomeric lip seals the crankshaft to prevent oil loss
• Reinforced case maintains shape under high engine temperatures
• Direct replacement for OEM cross-reference number 22-778
• Compatible with standard engine lubrication oils
• Designed for long service life in continuous-run reefer applications

Fits These Machines

• for Thermo King reefer unit engines

On-The-Job Use

• Install during full engine rebuild of Thermo King units
• Replace when oil drips from the crankshaft area
• Use in routine maintenance intervals for reefer fleets

Specs At A Glance

Good To Know

Q: What does this shaft seal do? A: It seals the crankshaft where it exits the engine block, preventing oil leaks and keeping dirt out of the crankcase. This seal is essential for maintaining proper oil pressure and engine cleanliness.

Q: How do I know this seal fits my Thermo King engine? A: Verify your engine model and compare with the OEM part number 22-778, as fit can vary by serial number. Confirming compatibility before installation ensures a proper seal and avoids downtime.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.