Old Part Numbers: PS3030RVUnloader Valve used on many Furnas / Hubbell brand air compressor pressure switches includes the unloader valve with compression nut and sleeve, and screw. Replace this part if it leaks while the unit is running. If this part...

Old Part Numbers: 61-12, 997-57781Compression nut, 3/4" OD, brass. Don't forget the compression sleeve/ferrule! 

Replace this air compressor drain valve if leaking or will not work. Prevent rust from ruining your tank by draining your tank daily. Keep an extra around for a spare. This valve is designed for bubble-tight sealing for small air compressor tanks...

Old Part Numbers: ST070387AV-MAT1/4-18 NPT x 2.5" pipe nipple for air compressors.Extra DetailsIf you have a Campbell Hausfeld/Husky model, this will fit the WL651001 model and many others.

Old Part Numbers: GA030000AV, A14993, E110954, GA016700AV, GA031000AV, GA015000AVFace type - 2".

145/175 PSI, Single-Port manifold w/ Unloader Valve.

Air compressor check valve, 3/4" Compression x 3/4" MPT with 1/8" FPT side port.  If the small unloader (bleeder) valve on or under your switch leaks constantly AFTER the unit shuts off, replace this part. The check valve is a one-way valve that...