Spring Energized Seals for hydraulic fluid sealing. Designed for extreme and demanding applications.
A chart listing the most popular compounds and their fluid compatibility / technical information.
Seal & Design Canada: Toronto, Ontario 
Headquarters: Clarence, NY Ring Gasket Sizes
RING GASKETS FOR 150 LB ASME/ANSI PIPE FLANGES
Seal & Design can fabricate a wide variety of ring gaskets for any pipe size. The lists below are standard guidelines for both 150lb and 300lb full face gaskets.
There are two styles for Ring Gaskets, Old and New.
Ring Gasket 150lb Comparison Chart
| 150lb Ring Gasket New Standard | ||
|---|---|---|
| Nominal Pipe Size | Gasket I.D. (Inches) | Gasket O.D. (Inches) |
| 1/2 | 27/32 | 1 7/8 |
| 3/4 | 1 1/16 | 2 1/4 |
| 1 | 1 5/16 | 2 5/8 |
| 1 1/4 | 1 21/32 | 3 |
| 1 1/2 | 1 29/32 | 3 3/8 |
| 2 | 2 3/8 | 4 1/8 |
| 2 1/2 | 2 7/8 | 4 7/8 |
| 3 | 3 1/2 | 5 3/8 |
| 3 1/2 | 4 | 6 3/8 |
| 4 | 4 1/2 | 6 7/8 |
| 4 1/2 | 5 | 7 |
| 5 | 5 9/16 | 7 3/4 |
| 6 | 6 5/8 | 8 3/4 |
| 7 | 7 5/8 | 10 |
| 8 | 8 5/8 | 11 |
| 10 | 10 3/4 | 13 3/8 |
| 12 | 12 3/4 | 16 1/8 |
| 14 | 14 | 17 3/4 |
| 15 | 15 | 19 |
| 16 | 16 | 20 1/4 |
| 18 | 18 | 21 5/8 |
| 20 | 20 | 23 7/8 |
| 22 | 22 | 26 |
| 24 | 24 | 28 1/4 |
| 26 | 26 | 30 1/2 |
| 28 | 28 | 32 3/4 |
| 30 | 30 | 34 3/4 |
| 32 | 32 | 37 |
| 34 | 34 | 39 |
| 36 | 36 | 41 1/4 |
| 38 | 38 | 43 5/8 |
| 40 | 40 | 45 5/8 |
| 42 | 42 | 48 |
| 46 | 46 | 52 1/8 |
| 48 | 48 | 54 1/2 |
| 50 | 50 | 56 1/2 |
| 52 | 52 | 58 3/4 |
| 54 | 54 | 61 |
| 60 | 60 | 67 1/2 |
| 66 | 66 | 74 1/4 |
| 72 | 72 | 80 3/4 |
| 84 | 84 | 93 1/2 |
| 96 | 96 | 106 1/4 |
| New STD | Old STD | ||||
|---|---|---|---|---|---|
| Size | I.D. (Inches) | O.D. (Inches) | I.D. (Inches) | O.D. (Inches) | |
| 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 | |
RING GASKETS FOR 300 LB ASME/ANSI PIPE FLANGES
There are two styles for Ring Gaskets, Old and New.
Ring Gasket 300lb Comparison Chart
| Nominal Pipe Size | Gasket I.D. (Inches) | Gasket O.D. (Inches) |
|---|---|---|
| 1/2 | 27/32 | 2 1/8 |
| 3/4 | 1 1/16 | 2 5/8 |
| 1 | 1 5/16 | 2 7/8 |
| 1 1/4 | 1 21/32 | 3 1/4 |
| 1 1/2 | 1 29/32 | 3 3/4 |
| 2 | 2 3/8 | 4 3/8 |
| 2 1/2 | 2 7/8 | 5 1/8 |
| 3 | 3 1/2 | 5 7/8 |
| 3 1/2 | 4 | 6 1/2 |
| 4 | 4 1/2 | 7 1/8 |
| 4 1/2 | 5 | 7 5/8 |
| 5 | 5 9/16 | 8 1/2 |
| 6 | 6 5/8 | 9 7/8 |
| 7 | 7 5/8 | 10 7/8 |
| 8 | 8 5/8 | 12 1/8 |
| 10 | 10 3/4 | 14 1/4 |
| 12 | 12 3/4 | 16 5/8 |
| 14 | 14 | 19 1/8 |
| 15 | 15 | 20 1/8 |
| 16 | 16 | 21 1/4 |
| 18 | 18 | 23 1/2 |
| 20 | 20 | 25 3/4 |
| 22 | 22 | 27 5/8 |
| 24 | 24 | 30 1/2 |
| 30 | 30 | 37 1/2 |
| 36 | 36 | 44 |
| 42 | 42 | 50 3/4 |
| 48 | 48 | 58 3/4 |
| New STD | Old STD | |||
|---|---|---|---|---|
| Size | I.D. (Inches) | O.D. (Inches) | I.D. (Inches) | O.D. (Inches) |
| 1/2 | 27/32 | 2 1/8 | 1/2 | 2 1/8 |
| 3/4 | 1 1/16 | 2 5/8 | 3/4 | 2 5/8 |
| 1 | 1 5/16 | 2 7/8 | 1 | 2 7/8 |
| 1 1/4 | 1 21/32 | 3 1/4 | 1 1/4 | 3 1/4 |
| 1 1/2 | 1 29/32 | 3 3/4 | 1 1/2 | 3 3/4 |
| 2 | 2 3/8 | 4 3/8 | 2 | 4 3/8 |
| 2 1/2 | 2 7/8 | 5 1/8 | 2 1/2 | 5 1/8 |
| 3 | 3 1/2 | 5 7/8 | 3 | 5 7/8 |
| 3 1/2 | 4 | 6 1/2 | 3 1/2 | 6 1/2 |
| 4 | 4 1/2 | 7 1/8 | 4 | 7 1/8 |
| 4 1/2 | 5 | 7-5/8 | 4 1/2 | 7 5/8 |
| 5 | 5 9/16 | 8 1/2 | 5 | 8 1/2 |
| 6 | 6 5/8 | 9 7/8 | 6 | 9 7/8 |
| 7 | 7 5/8 | 10-7/8 | 7 | 10 7/8 |
| 8 | 8 5/8 | 12 1/8 | 8 | 12 1/8 |
| 9 | 9 5/8 | 12 7/8 | 9 | 12 7/8 |
| 10 | 10 3/4 | 14 1/4 | 10 | 14 1/4 |
| 12 | 12 3/4 | 16 5/8 | 12 | 16 5/8 |
| 14 | 14 | 19 1/8 | 13 1/4 | 19 1/8 |
| 15 | 15 | 20 1/8 | 14 1/4 | 20 1/8 |
| 16 | 16 | 21 1/4 | 15 1/4 | 21 1/4 |
| 18 | 18 | 23 1/2 | 17 | 23 1/2 |
| 20 | 20 | 25 3/4 | 19 | 25 3/4 |
| 22 | 22 | 27 5/8 | 21 | 27 5/8 |
Headquarters: Clarence, NY
Seal & Design Canada: Toronto, Ontario
