Direct Acting Pressure Regulator, Series D50, Body Material Cast Iron, Inlet Size 3/4 in, Outlet Size 3/4 in, Length 6 in, Height 8 5/8 in, Pressure Adjustment Range 10 to 30 psi, Max. Temp. 400 Degrees F, Max. Pressure 200 psi, Standards ANSI/FCI 70 Class IV Shutoff