Ring Gaskets for 150 lb ASME/ANSI Pipe Flanges Old Style

Ring Gaskets for 150 lb ASME/ANSI Pipe Flanges (OLD STYLE)

This chart shows the difference between the new ring gaskets standard and the old ring gaskets standard.
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RINGS
  New STD   Old STD
Size I.D. O.D.   I.D. O.D.
1/2" 27/32" 1-7/8"   1/2" 1-7/8"
3/4" 1-1/16" 2-1/4"   3/4" 2-1/4"
1" 1-5/16" 2-5/8"   1" 2-5/8"
1-1/4" 1-21/32" 3"   1-1/4" 3"
1-1/2" 1-29/32" 3-3/8"   1-1/2" 3-3/8"
2" 2-3/8" 4-1/8"   2" 4-1/8"
2-1/2" 2-7/8" 4-7/8"   2-1/2" 4-7/8"
3" 3-1/2" 5-3/8"   3" 5-3/8"
3-1/2" 4" 6-3/8"   3-1/2" 6-3/8"
4" 4-1/2" 6-7/8"   4" 6-7/8"
4 1/2" 5" 7"   4 1/2" 7"
5" 5-9/16" 7-3/4"   5" 7-3/4"
6" 6-5/8" 8-3/4"   6" 8-3/4"
7" 7-5/8" 10"   7" 10"
8" 8-5/8" 11"   8" 11"
9" 9-5/8" 12-1/2"   9" 12-1/2"
10" 10-3/4" 13-3/8"   10" 13-3/8"
12" 12-3/4" 16-1/8"   12" 16-1/8"
14" 14" 17-3/4"   14" 17-3/4"
15" 15" 19"   15" 19"
16" 16" 20-1/4"   16" 20-1/4"
18" 18" 21-5/8"   18" 21-5/8"
20" 20" 23-7/8"   20" 23-7/8"
22" 22" 26"   22" 26"