Old Part Numbers: ST070387AV-MAT1/4"-18 NPT x 2.5" long pipe nipple for air compressors. Don't forget to apply plumbers' (teflon) tape to the threads for a tight seal.Extra DetailsIf you have a Campbell Hausfeld/Husky model, this will fit the WL651001...

Old Part Numbers: 3168Air compressor pressure switch/manifold pipe plug, 1/4"-18 male NPT. A very common hex plug used on countless air compressors, this 1/4" NPT countersunk hex plug installs into any fitting or manifold that has an extra 1/4" female...

Old Part Numbers: 68-8-6Air compressor compression adapter, 1/2" compression x 3/8" MPT, no lead. 

Old Part Numbers: 31551/4" MPT to 1/8" FPT bushing adapter. If you need a 1/4" MPT fitting, but the part you have is only 1/8" MPT, then use this bushing adapter.

Old Part Numbers: ST042400AVUsed on model VT634500

Felt air filter element for pump. Replacing your air filter element when it is dirty will increase the efficiency of the pump and increase the life of the air compressor