Item - Check Valves Check Valve Flow Design Single Mechanism and Body Design Inline Spring Body Material - Valves 316 Stainless Steel Pipe or Tube Size 2 in Connection Type FNPT x FNPT Cracking Pressure 0.5 psi Mounting Orientation Horizontal Vertical Seal Material PTFE Max Temp - Valves 352 Degrees F Min Temp - Valves 0 Degrees F Max Water Pressure - Valves 800 psi Max Steam Pressure - Valves 125 psi WSP Seat Material PTFE Spring Material Stainless Steel