Master Tool Repair

Old Part Numbers: AC-0565, Z-D21360 Z-D21360 Replacement pressure switch, 100-125PSI, 4 Port, Handle, side unloader valve, 2 plugs, hex pipe nipple. Additional parts may be required.

If your unit is using oil, or is not performing like it once did, then you may possibly need to replace the valves. Includes intake and exhaust valves, unloaders and necessary gaskets. Torque to 225...

The original unloader line is no longer available, but we have created a kit that will allow you to continue to use your unit. It consists of a new pressure switch with an unloader valve that will...

1.5-ft of black nylon tube complete w/ ferrules, inserts and nuts for the line that connects from pump head to pressure switch unloader valve.

Brass compression nut and sleeve for 3/8" OD tubes.

1/2" brass compression nut and sleeve. 

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

Everything you need for a valve job for this high pressure breaker pump. Includes,stainless intake, stainless exhaust and unloader valves. Even includes necessary gaskets. Torque head bolts to 250...