Dial Compressed Air Regulator Air Inlet Size 1 in Air Inlet Type NPT Maximum Flow Rate 650 scfm Maximum Operating Pressure 300 psig Maximum Operating Temperature 150 Degrees F Pressure Gauge Included No Adjustment Mechanism Knob Overall Width 2 9/16 in System Location Air Line Series Wilkerson Air Outlet Size 1 in Air Outlet Type NPT Body Material Zinc For Fluid Type Air For Substance Type Air Includes Non-Rising Pressure Adjusting Dial Minimum Operating Temperature 32 Degrees F