Item – Check Valves Check Valve, Flow Design Single, Mechanism and Body Design Inline Spring, Body Material – Valves Bronze, Pipe or Tube Size 1 1/4 in, Connection Type Sweat x Sweat, Cracking Pressure 3.5 psi, Mounting Orientation Horizontal, Vertical, Max. Temp. – Valves 250 Degrees F, Max. Water Pressure – Valves 200 psi, Max. Steam Pressure – Valves Not Rated, Spring Material 304 Stainless Steel, Flow – Valves 24 gpm, Application – Valves General Purpose, Length 4 31/32 in, Width 2 5/32 in