Item - Check Valves Check Valve Flow Design Single Mechanism and Body Design Inline Spring Body Material - Valves Kynar(R) Pipe or Tube Size 3/8 in x 1/4 in Connection Type Push x MNPT Cracking Pressure 0.5 psi Mounting Orientation Horizontal Vertical Seal Material Fluorocarbon Max Temp - Valves 250 Degrees F Min Temp - Valves 0 Degrees F Max Water Pressure - Valves 150 psi Max Steam Pressure - Valves Not Rated Seat Material Fluorocarbon Spring Material Stainless Steel