Item - Check Valves Check Valve, Flow Design Single, Mechanism and Body Design Inline Spring, Body Material - Valves Brass, Pipe or Tube Size 3/4 in, Connection Type Push x Push, Cracking Pressure 2 psi, Mounting Orientation Horizontal, Vertical, Seal Material EPDM, Max. Temp. - Valves 150 Degrees F, Min. Temp. - Valves 33 Degrees F, Max. Water Pressure - Valves 200 psi @ 150 Degrees F, Max. Steam Pressure - Valves 200 psi WSP, Seat Material EPDM, Spring Material Stainless Steel