Closet Flange with Stop Flat 3 in 4 in Nominal Pipe Size Socket 7 in Flange Outside Diameter 7/16 in Flange Thickness Schedule 40 For Pipe Schedule 40 PVC 140 Degrees F Number of Bolt Holes 4 1/4 in Bolt Circle Diameter 1/4 in Bolt Hole Diameter 2 1/4 in Overall Length White