Compressed Air Regulator Air Inlet Size 3/4 in Air Inlet Type NPT Maximum Flow Rate 300 cfm Maximum Operating Pressure 300 psi Maximum Operating Temperature 125 Degrees F Pressure Gauge Included Yes Adjustment Mechanism Screwdriver Overall Width 4 3/8 in Adjustment Location Top System Location Air Line Series R119 Adjustment Mechanism Material Steel Air Inlet Gender Female Air Outlet Gender Female Air Outlet Size 3/4 in Air Outlet Type NPT Body Material Zinc For Fluid Type Air