WATTS® Flow Measurement Valve, Series: CSM, 2 in Nominal, Thread End Style, 300 psi Pressure, 250 deg F, Integral Drain Port, Media: Water, 4-1/2 in Inlet to Outlet Length, 2-9/16 in Top to Inlet Center, Bronze Body, Virgin PTFE Seat Softgoods, Domestic/Import: Domestic