Flange, Flat, 8 in Nominal Pipe Size, Socket, 13 1/2 in Flange Outside Diameter, 1 7/16 in Flange Thickness, Schedule 80, Class Class 150, For Pipe Schedule 80, PVC, 150 psi Maximum Operating Pressure, 140 Degrees F, Number of Bolt Holes 8, 11 3/4 in Bolt Circle Diameter, 13/16 in Bolt Hole Diameter, 4 7/8 in Overall Length, Gray