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

Polyester air filter element for air compressors. Found on many larger units and older units. Fits the S1097 & 1312100375 filter assemblies. .5 micron up to 6,600 SCFMSpecifications 4-3/4" High x 3" ID x 4-3/8" OD

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: PG0250300BK, S1151Air compressor pressure gauge, 1/4" male NPT back-mount, 300 PSI, 2" face. Remember to apply plumber's tape to the threads.

Old Part Numbers: 3168Air compressor pressure switch/manifold pipe plug, 1/4-18 male NPT.

Old Part Numbers: TF060402AVCampbell Hausfeld Tube Fitting with Compression Nut (175 PSI) for air compressors. Head Fitting including screws, compression nut, compression sleeve and o-rings.