Compressed Air Regulator Air Inlet Size 1 1/2 in Air Inlet Type PTF Maximum Flow Rate 440 scfm Maximum Operating Pressure 125 psi Maximum Operating Temperature 175 Degrees F Pressure Gauge Included Yes Adjustment Mechanism Knob Overall Width 4 1/4 in System Location Air Line Series Norgren Adjustment Mechanism Material Aluminum Air Outlet Size 1 1/2 in Air Outlet Type PTF Body Material Aluminum For Fluid Type Compressed Air For Substance Type Air Minimum Operating Pressure 5 psi