Flange, Lap Joint, 1 1/4 in Nominal Pipe Size, Socket, 4 5/8 in Flange Outside Diameter, 11/16 in Flange Thickness, Schedule 80, Class Class 150, For Pipe Schedule Schedule 80, CPVC, 150 psi Maximum Operating Pressure, 210 Degrees F, Number of Bolt Holes 4, 3 1/2 in Bolt Circle Diameter, 1/2 in Bolt Hole Diameter, 1 1/2 in Overall Length, Gray