Master Tool Repair

This handy maintenance kit includes a B3800/B4900 air filter element and one (1) quart of high-quality synthetic blend lubricant to keep your air compressor running like a champ! Replace the air...

Old Part Numbers: 031-0035For 1/2" supply line (1/2" OD) x 1/2" Male NPT.

Old Part Numbers: 60-4-61-4, 058-0017-MAT1/4" compression nut and sleeve. Order two, one for each end of the tube.

Old Part Numbers: PS846234VM, MP513901AJ, MP513901SJAir Compressor Check Valve Kit Unloader Line Kit includes unloader tube, compression nuts and sleeves, and 1/4" compression adapter. Check valve is...

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...

Old Part Numbers: 60-8-61-81/2" compression nut and sleeve. Order two, one for each end of the tube.

Old Part Numbers: E1051523/8" compression x 1/2" MPT. If your pressure switch is leaking at the unloader valve, replace this part. 

Old Part Numbers: CV222500AJ, CTB1412HB*Please Note: The typical lead time for this part is 2-3 weeks 1/4" FPT x 1/2" MPT with hose barb fitting