Hercules Seals >> Back-Up Ring(Metric)
Back-Up Ring(Metric)
| Prefix | Product Image | Profile | Material | Temp | Pressure | Speed |
| MBT Back-Up Rings |  |  | PTFE | -100° – +500° F | – | – |
| MBU Back-Up Rings |  |  | Urethane | -40° – +200° F | – | – |
Hercules Seals >> Back-Up Ring(Metric)
Back-Up Ring(Metric)
| Prefix | Product Image | Profile | Material | Temp | Pressure | Speed |
| MBT Back-Up Rings | | | PTFE | -100° – +500° F | – | – |
| MBU Back-Up Rings | | | Urethane | -40° – +200° F | – | – |