Pressure 150 psi 180 Degrees F, Max.Temp. Air Loaded Pressure Regulator, Series PRA, Body Material Polypropylene, Inlet Size 1 in, Outlet Size 1 in, Length 4 1/2 in, Height 8 3/8 in, Connection Type FNPT, Pressure Adjustment Range 5 to 125 psi, Seal Material Viton, Max.