Flanges 2500 Series Flanges February 23, 2018 Posted by PipeAdmin 23 Feb Pipe Diameter # of Studs Stud Diameter Stud Length Nut Size 1″ 4 7/8″ 5-1/2″ 1-7/16″ 2″ 8 1″ 7″ 1-5/8″ 3″ 8 1-1/4″ 8-3/4″ 2″ 4″ 8 1-1/2″ 10″ 2-3/8″ 6″ 8 2″ 13-1/2″ 3-1/8″ 8″ 12 2″ 15″ 3-1/8″ 10″ 12 2-1/2″ 19-1/4″ 3-7/8″ 12″ 12 2-3/4″ 21-1/4″ 4-1/4″
