Item - Check Valves Check Valve Flow Design Single Mechanism and Body Design Inline Swing Body Material - Valves Stainless Steel Pipe or Tube Size 1 in Connection Type Threaded X Threaded Mounting Orientation Horizontal Vertical Seal Material PTFE Max Temp - Valves 350 Degrees F Max Steam Pressure - Valves 125 psi WSP Seat Material Metal Application - Valves Corrosives Flammable Process Piping Toxic Length 3 33/64 in Cap to Inlet Center 2 6/25 in Standards MSS SP-110