O-Rings & Backup Rings » Back-Up Rings for AS568 O-Rings
Back-Up Rings for AS568 O-Rings
MFP Seals produces Backup rings that are designed to keep O-Rings from extruding as well as Backup rings for U-Cups applications. These Back-up Rings are produced in either a contoured design, Split (MS28774) or Solid (MS27595) configuration and a wide range of materials are used to fit your application. You will find stock materials such as Fluorocarbon (FKM, Viton® Fluorel®), Hytrel®, Nitrile (Buna-N), Polyether Ether Ketone (PEEK™), PTFE (Teflon®), & Urethane.
| Prefix | Profile Image | Profile | Brand | Seal Name | Materials | Parts List | |
| BU |  |  | Back-Up Ring Static | H2155 Hytrel 55D | Parts List | ||
| BU |  |  | BACK-UP RING CONTOURED | BN90 Nitrite | Parts List | ||
| BU | | | BACK-UP RING CONTOURED | VT90 Viton® | Parts List | ||
| BU |  |  | BACK-UP RING SOLID | UR95 Cast Urethane | Parts List | ||
| BU |  |  | BACK-UP RING SOLID | STFE Virgin Teflon® | Parts List | ||
| BU |  |  | BACK-UP RING SPLIT | PTFE Virgin Teflon® | Parts List |
