Weld Neck Flange Raised Face 2 in Nominal Pipe Size Flanged x Weld Neck 6 1/2 in Flange Outside Diameter 3/4 in Flange Thickness 6 1/2 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 5/8 in Bolt Hole Diameter