Master Tool Repair

Air compressor cylinder ring and o-ring kit. Includes compression ring, head o-ring, and valve plate o-ring.  This tends to be a high-wear part, especially if you are in a high-particulate...

Compression nut and sleeve for 3/8" OD tubes.

1/2" compression nut and sleeve, brass.

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

Includes Valve Plate Assembly with both gaskets and two (2) felt filters. Restore compression and keep your new valves in good shape with this convenient kit. Poor performance or does air leak out of...

Old Part Numbers: CAC-437Check Valve, 1/2" compression x 1/2" male NPT. The check valve is a one-way valve that prevents air from backfeeding from the air tank. If the small unloader (bleeder) valve...

Old Part Numbers: Z-AC-0032, AC-0032Valve plate comes with preinstalled valves and o-rings. Poor performance or air leaks out of the intake filter while the unit is running? This is probably the...

Old Part Numbers: 5130038-00, 5130024-001/4" OD brass nut and sleeve for bleeder (unloader) tube for air compressors.