Pressure Regulator, Series LF263A, Body Material Brass, Inlet Size 1/2 in, Outlet Size 1/2 in, Length 2 1/8 in, Height 4 3/8 in, Application Commercial Use, Residential Use, Pressure Adjustment Range 1 to 25 psi, Gauge Port Size 1/4 in, Seal Material Not Applicable, Max. Temp. 140 Degrees F, Pipe Size 1/2 in, Max. Pressure 300 psi