Regulator, Air Inlet Size 1/2 in, Air Inlet Type NPT, Maximum Flow Rate 185 scfm, Maximum Operating Pressure 300 psig, Maximum Operating Temperature 150 Degrees F, Pressure Gauge Included No, Adjustment Mechanism Knob, Overall Width 3 3/8 in, Adjustment Location Top, System Location Air Line, Air Outlet Size 1/2 in, Air Outlet Type NPT, Body Material Zinc, For Fluid Type Air, For Substance Type Air