Pressure Regulator Series LF263A Body Material Lead Free Brass Inlet Size 1/2 in Outlet Size 1/2 in Length 2 1/8 in Height 4 3/8 in Application Water Connection Type FNPT Pressure Adjustment Range 20 to 175 psi Gauge Port Size 1/2 in Max Temp 140 Degrees F Max Pressure 300 psi