Air Compressor Pilot check valve unloader combination gas discharge 140-175 NG5

BRAND NEW!!! Unloader valve (continuous run unloader) for gas & electric powered air compressors 140-175 factory setting. pressure can be adjusted 30-40 psi up or down   1/2" FPT 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. THIS LISTING IS FOR A NEW AIR COMPRESSOR PILOTED UNLOADER VALVE WITH BUILT IN CHECK VALVE, MOST COMMONLY USED ON GAS POWERED AIR COMPRESSORS. THE PILOT VALVE IS SET FOR 140-175 PSI FROM FACTORY ON THIS VALVE, BUT CAN BE ADJUSTED IF NEEDED 30-40 PSI HIGHER OR LOWER. THIS VALVE HAS A 1/2" FEMALE NPT AIR INLET AND A 1/2" MALE NPT AIR OUTLET. THERE IS AN 1/8" PORT ON THE SIDE FOR A THROTLE CONTROL VALVE OR CABLE. ALSO ON THE SIDE OF THE VALVE THERE IS A 3/8" FEMALE NPT OUTLET TO