Gasket - Ring Joint, ANSI Class 150-2500, Ring Number (in)
- Dimensions to ASME B16.20 - Metallic Gaskets for Pipe Flanges: Ring-Joint, Spiral-Wound, and Jacketed
Pipe Size
(NPS) | 150 | 300 | 400 | 600 | 900 | 1500 | 2500 |
---|---|---|---|---|---|---|---|
1/2 | - | R11 | R11 | R11 | R12 | R12 | R13 |
3/4 | - | R13 | R13 | R13 | R14 | R14 | R16 |
1 | R15 | R16 | R16 | R16 | R16 | R16 | R18 |
1 1/4 | R17 | R18 | R18 | R18 | R18 | R18 | R21 |
1 1/2 | R19 | R20 | R20 | R20 | R20 | R20 | R23 |
2 | R22 | R23 | R23 | R23 | R24 | R24 | R26 |
2 1/2 | R25 | R26 | R26 | R26 | R27 | R27 | R28 |
3 | R29 | R31 | R31 | R31 | R31 | R35 | R32 |
3 1/2 | R33 | R34 | R34 | R34 | - | - | - |
4 | R36 | R37 | R37 | R37 | R37 | R39 | R38 |
5 | R40 | R41 | R41 | R41 | R41 | R44 | R42 |
6 | R43 | R45 | R45 | R45 | R45 | R46 | R47 |
8 | R48 | R49 | R49 | R49 | R49 | R50 | R51 |
10 | R52 | R53 | R53 | R53 | R53 | R54 | R55 |
12 | R56 | R57 | R57 | R57 | R57 | R58 | R60 |
14 | R59 | R61 | R61 | R61 | R62 | R63 | - |
16 | R64 | R65 | R65 | R65 | R66 | R67 | - |
18 | R68 | R69 | R69 | R69 | R70 | R71 | - |
20 | R72 | R73 | R73 | R73 | R74 | R75 | - |
22 | R80 | R81 | R81 | R73 | - | - | - |
24 | R76 | R77 | R77 | R77 | R78 | R79 | - |