Gasket - FF, ANSI Cl 125/150, ASME B16.21 (in)
- Dimensions to ASME B16.21 - Nonmetallic Flat Gaskets for Pipe Flanges
Gasket - Full Face, ANSI Cl 125/150, ASME B16.21 (in) |
|||||
Pipe Size (NPS) | Gasket Inside Diameter | Gasket Outside Diameter | Number of Bolt Holes | Diameter of Bolt Holes | Bolt Circle Diameter |
1/2 | 13/16 | 3 1/2 | 4 | 5/8 | 2 3/8 |
3/4 | 1 1/16 | 3 7/8 | 4 | 5/8 | 2 3/4 |
1 | 1 5/16 | 4 1/4 | 4 | 5/8 | 3 1/8 |
1 1/4 | 1 5/8 | 4 5/8 | 4 | 5/8 | 3 1/2 |
1 1/2 | 1 7/8 | 5 | 4 | 5/8 | 3 7/8 |
2 | 2 3/8 | 6 | 4 | 3/4 | 4 3/4 |
2 1/2 | 2 7/8 | 7 | 4 | 3/4 | 5 1/2 |
3 | 3 1/2 | 7 1/2 | 4 | 3/4 | 6 |
3 1/2 | 4 | 8 1/2 | 8 | 3/4 | 7 |
4 | 4 1/2 | 9 | 8 | 3/4 | 7 1/2 |
5 | 5 9/16 | 10 | 8 | 7/8 | 8 1/2 |
6 | 6 5/8 | 11 | 8 | 7/8 | 9 1/2 |
8 | 8 5/8 | 13 1/2 | 8 | 7/8 | 11 3/4 |
10 | 10 3/4 | 16 | 12 | 1 | 14 1/4 |
12 | 12 3/4 | 19 | 12 | 1 | 17 |
14 | 14 | 21 | 12 | 1 1/8 | 18 3/4 |
16 | 16 | 23 1/2 | 16 | 1 1/8 | 21 1/4 |
18 | 18 | 25 | 16 | 1 1/4 | 22 3/4 |
20 | 20 | 27 1/2 | 20 | 1 1/4 | 25 |
22 | 22 | 29 1/2 | 20 | 1 3/8 | 27 1/4 |
24 | 24 | 32 | 20 | 1 3/8 | 29 1/2 |
26 | 26 | 34 1/4 | 24 | 1 3/8 | 31 3/4 |
28 | 28 | 36 1/2 | 28 | 1 3/8 | 34 |
30 | 30 | 38 3/4 | 28 | 1 3/8 | 36 |
32 | 32 | 41 3/4 | 28 | 1 5/8 | 38 1/2 |
34 | 34 | 43 3/4 | 32 | 1 5/8 | 40 1/2 |
36 | 36 | 46 | 32 | 1 5/8 | 42 3/4 |
38 | 38 | 48 3/4 | 32 | 1 5/8 | 45 1/4 |
40 | 40 | 50 3/4 | 36 | 1 5/8 | 47 1/4 |
42 | 42 | 53 | 36 | 1 5/8 | 49 1/2 |
44 | 44 | 55 1/4 | 40 | 1 5/8 | 51 3/4 |
46 | 46 | 57 1/4 | 40 | 1 5/8 | 53 3/4 |
48 | 48 | 59 1/2 | 44 | 1 5/8 | 56 |
50 | 50 | 61 3/4 | 44 | 1 7/8 | 58 1/4 |
52 | 52 | 64 | 44 | 1 7/8 | 60 1/2 |
60 | 60 | 73 | 52 | 1 7/8 | 69 1/4 |
66 | 66 | 80 | 52 | 1 7/8 | 76 |
72 | 72 | 86 1/2 | 60 | 1 7/8 | 82 1/2 |
84 | 84 | 99 3/4 | 64 | 2 1/8 | 95 1/2 |
96 | 96 | 113 1/4 | 68 | 2 3/8 | 108 1/2 |