Regulator, Air Inlet Size 1 in, Air Inlet Type NPT, Maximum Flow Rate 406.1 scfm, Maximum Operating Pressure 145 psig, Maximum Operating Temperature 122 Degrees F, Pressure Gauge Included Yes, Overall Width 3 9/16 in, Series 653, Air Inlet Gender Female, Body Material Aluminum, For Fluid Type Air/Inert Gas, For Substance Type Air, Minimum Operating Pressure 7 psig, Minimum Operating Temperature -4 Degrees F