Master Tool Repair

Old Part Numbers: A19715, CAC-4337-1, D288261/2" male NPT x 1/2" compression check valve, with 1/4" compression adapter. For model D55167 type 1 and others. If the small unloader (bleeder) valve...

New style filter assembly with 3/8" threads. Includes new style air filter, head, and o-ring. Note: Do NOT order if your head has 2 holes on the SAME side of the head. This head has 3/8" FPT threaded...

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...