These replacement elastomeric o-rings are used (in conjunction with a centering ring - not included) for sealing ISO flanges. The ISO flange (also called Large ISO) is used for HV chamber ports and is available in two distinct styles; ISO-K which uses clamp fasteners and ISO-F which uses nut and bolt fasteners.
Flange Size | Material | O-Ring ID | O-Ring Cross Section |
ISO63 | Buna-N | 72.4 | 5.3 |
ISO80 | Buna-N | 85.1 | 5.3 |
ISO100 | Buna-N | 104.1 | 5.3 |
ISO160 | Buna-N | 151.9 | 5.3 |
ISO200 | Buna-N | 215.4 | 5.3 |
ISO250 | Buna-N | 266.2 | 5.3 |
ISO320 | Buna-N | 317 | 7 |
ISO400 | Buna-N | 393.2 | 7 |
ISO500 | Buna-N | 494.3 | 7 |
ISO630 | Buna-N | 633.5 | 7 |