Gas Air Compressor Pilot Check Valve Unloader Valve Combo 145 175 Ng7

Gas Air Compressor Pilot Check Valve Unloader Valve Combo 145-175 Ng7 Unloader Valve (Continuous Run Unloader) For Gas & Electric Powered Air Compressors 145-175 Factory Setting. Pressure Can Be Adjusted 30-40 Psi Up Or Down 1/2'' Compression Top Inlet X 1/2'' Male Pipe Thread Outlet. Comes Complete With Hand Unloader And Muffler/Silencer. 30 Scfm Rating Piloted Discharge Check Valves Combine A Pilot Valve, A Discharge Valve, And A Check Valve Into One System Used To Run An Air Compressor At A Constant Speed. They Are Used On Both Gas Engine And Electric Motor Compressors.