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 Socket Weld X Socket Weld Mounting Orientation Horizontal Vertical Max Temp - Valves 500 Degrees F Max Water Pressure - Valves 1 050 psi Seat Material Stellite Spring Material 316 Stainless Steel Application - Valves Corrosives Flammable Process Piping Toxic Length 4 3/8 in Cap to Inlet Center 1 33/100 in