Flange, Flat, 6 in Nominal Pipe Size, Socket, 11 in Flange Outside Diameter, 1 3/8 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, 9 1/2 in Bolt Circle Diameter, 13/16 in Bolt Hole Diameter, 3 7/8 in Overall Length, Gray