Pressure Regulator, Series B, Body Material Cast Iron, Inlet Size 1 1/2 in, Outlet Size 1 1/2 in, Length 6 3/4 in, Height 8 3/4 in, Application Steam, Connection Type NPT, Pressure Adjustment Range 45 to 100 psi, Seal Material PTFE, Max. Temp. 400 Degrees F, Pipe Size 1 1/2 in, Max. Pressure 200 psi