Valvola di ritegno scarico pilota compressore aria gas NPT 3/4" compressione x 1/2" 175PSI
The unloader exhaust outlet also has a muffler to reduce noise during unload. Manual unloader valve option. This is a U.S.-made NG series combo valve from Conrader, built for use with gas-powered or electric constant-run air compressors.