Certified ISO 9001:2008
 

 

Nominal Pipe Size Flange O.D. Thickness* O.D. of Raised Face Diameter of Bolt Circle Number of Bolts Diameter of Bolt Holes Diameter of Bolts
1 4 1/2 9/16 2 3 1/8 4 5/8 1/2
1 1/2 5 11/16 2 7/8 3 7/8 4 5/8 1/2
2 6 3/4 3 5/8 4 3/4 4 3/4 5/8
2 1/2 7 7/8 4 1/8 5 1/2 4 3/4 5/8
3 7 1/2 15/16 5 6 4 3/4 5/8
4 9 15/16 6 3/16 7 1/2 8 3/4 5/8
5 10 15/16 7 5/16 8 1/2 8 7/8 3/4
6 11 1 8 1/2 9 1/2 8 7/8 3/4
8 13 1/2 1 1/8 10 5/8 11 3/4 8 7/8 3/4
10 16 1 13/16 12 3/4 14 1/4 12 1 7/8
12 19 1 1/4 15 17 12 1 7/8
*1/16 raised face is included in the Thickness.
All dimensions are in inches except number of bolts.







Summers Rubber Co. Corporate Office - 12555 Berea Road, Cleveland, Ohio 44111   Phone: 1-800-686-5801   Fax: 216-941-4673