Old Part Numbers: ST072231AJ, ST072231AV3/4'' male NPT Elbow. This is typically installed in between the tank Check Valve and the Discharge Tube.

Pump overhaul kit includes valve plate with preinstalled valves and o-ring seals, cylinder-to-crankcase gasket, and a complete piston ring set.

1/2" - 14 x 1/4".

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...

Needle bearing for connecting rod (one used per rod).

Old Part Numbers: TF050100AV

Old Part Numbers: 68-4-21/8" male NPT x 1/4" compression adapter for air compressor unloader/bleeder line. A very common adapter to attach the 1/4" OD unloader/bleeder line from the unloader valve on the pilot valve to the pump head.

Old Part Numbers: BG217000AJSquare Wire Air Compressor Belt Guard (Front).  If you need the back Belt Guard as well, order BG217100AV.