Item - Check Valves Check Valve Flow Design Dual Mechanism and Body Design Inline Body Material - Valves Brass Pipe or Tube Size 3/4 in Connection Type Press x Press Cracking Pressure 25 psi Mounting Orientation Horizontal Vertical Seal Material Rubber Max Temp - Valves 250 Degrees F Max Water Pressure - Valves 175 psi Max Steam Pressure - Valves Not Rated Seat Material Stainless Steel Flow - Valves 18 gpm Application - Valves General Purpose Length 4 1/2 in Width 2 9/16 in