Sealing Devices Phone Number

Request Info

If you see this, do not fill out this input field

300 lb ring gasket ANSI Flange Dimension Specifications

 

Ring Gaskets for 300 lb ASME/ANSI Pipe Flanges
Nominal
Pipe Size
Gasket
Nominal
Pipe Size
Gasket
I.D. O.D. I.D. O.D.
1/2"
27/32"
2 1/8"
8"
8 5/8"
12 1/8"
3/4"
1 1/16" 
2 5/8"
10"
10 3/4"
14 1/4"
1" 
1 5/16" 
2 7/8"
12"
12 3/4"
16 5/8"
1 1/4"
1 21/32"
3 1/4"
14"
14" 
19 1/8"
1 1/2"
1 29/32"
3 3/4"
15"
15" 
20 1/8"
2" 
2 3/8" 
4 3/8"
16"
16" 
21 1/4"
2 1/2"
2 7/8" 
5 1/8"
18"
18" 
23 1/2"
3" 
3 1/2" 
5 7/8"
20"
20" 
25 3/4"
3 1/2"
4" 
6 1/2"
22"
22" 
27 5/8"
4" 
4 1/2" 
7 1/8"
24"
24" 
30 1/2"
4 1/2"
5" 
7 5/8"
30"
30" 
37 1/2"
5" 
5 9/16" 
8 1/2"
36"
36" 
44" 
6" 
6 5/8" 
9 7/8"
42"
42" 
50 3/4"
7" 
7 5/8" 
10 7/8"
48"
48" 
58 3/4"
Standard thickness 1/16" and 1/8"; other thicknesses available by special order.