Old Part Numbers: NG-6394, NG-20-M-SU4-SST, 6394, NG-20-M-SU4-SST / 145-175NG-20 pilot unloader check valve for air compressors. Cut-In/Cut-Out PSI = 145/175

Old Part Numbers: 1000112

Old Part Numbers: 2236102200Also available in the Gasket Kit, Head Gasket Kit or Valve Plate Assembly. Click on the Part# or photo to order. We recommend ordering the gasket kit, as it will save you money and will ensure that you have all...

Brg. Insert for connecting rod. (Order 4 for both rods if needed)

This Air Compressor Pump Valve Rebuild Kit includes all valves, head gaskets, and o-ring seals (does not include valve plates). If air leaks out of the intake filter or if the compressor just isn't performing like it should, order this kit. A loss...

Replace if leaking.

Standard sized ring set.

Replace if leaking.