Siemens B204UM BFV 2W 4" 50 PSI HANDLE ASSEMBLYSiemens B204UM BFV 2W 4" 50 Psi Handle AssemblyButterfly Valve, 2 way, 4 inch, 50 psi, Handle Assembly Additional Information Valve Size4 in Flow Coefficient, Cv274 Valve TypeTwo way Valve Body StyleRotary Butterfly Port Configuration2 Way Normally closed End ConnectionLug Trim MaterialStainless Steel Butterfly DiscUnder Cut Disc MediumWater , Water with anti freeze Max GPM1176 gpm Pressure ClassANSI 125 Max. Inlet Pressure (absolute), Liquid250 psi