Compressed Air Regulator Air Inlet Size 3/4 in Air Inlet Type NPT Maximum Flow Rate 450 cfm Maximum Operating Pressure 300 psi Maximum Operating Temperature 175 Degrees F Pressure Gauge Included No Adjustment Mechanism Nonrising Overall Width 4 1/4 in Series Heavy Duty Air Inlet Gender Female Air Outlet Gender Female Air Outlet Size 3/4 in Air Outlet Type NPT Body Material Aluminum