Master Tool Repair

Old Part Numbers: E105531If you need to replace both the Pressure Switch and the Safety Valve, order this kit.  Replace if the unit won't cut on or off at the designated pressures for your unit.

This compression adapter kit converts the new single-outlet air compressor pump head into 2 outlets. This will save you from having to purchase the expensive check valve for many older-style units...

Kit includes Transfer Tube and Compression Nuts/Sleeves for both ends. Everything you need in one handy kit.

Old Part Numbers: 058-00073/8" OD compression nut and sleeve (ferrule) for the air compressor transfer tube.

Includes all piston rings (High & Low pressure) for the pump.

Old Part Numbers: ST072321AV, 058-00123/4" compression nut & sleeve (2 required). For air compressor units made before 05/20/1994.