Item – Check Valves Check Valve, Flow Design Single, Mechanism and Body Design Swing, Body Material – Valves Carbon Steel, Pipe or Tube Size 4 in, Connection Type Flanged X Flanged, Cracking Pressure 0.06 psi, Max. Temp. – Valves 400 Degrees F, Max. Water Pressure – Valves 200 psi, Seat Material Metal, Application – Valves Non Corrosives, Oil, Pipeline, Steam, Water, Length 11 1/2 in, Hex Size Not Applicable, Standards ASME B16.34