Socket Weld Flange Raised Face 5 in Nominal Pipe Size Flanged x Socket Weld 11 in Flange Outside Diameter 1 1/4 in Flange Thickness 11 in Overall Length Steel Black Coated Class Class 300 For Pipe Schedule 80 725 psi Maximum Operating Pressure 725 psi Max Steam Pressure 80 Degrees to 780 Degrees F Number of Bolt Holes 8 3/4 in Bolt Hole Diameter