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Backup Ring

Back-up rings are used in conjunction with O-ring for both static and dynamic sealing applications. They prevent extrusion of the O-ring when it is subjected to high pressures, or when the extrusion gaps are excessive. To order or inquire, please kindly quote the size, material and type needed.

  Size:
  • Metric
  • Imperial
  Material:
  • Polytetrafluoroethylene (PTFE)
  • Nylon / Polyamide
  • Nitrile Rubber 90 (NBR90)
 Type:
  • Flat
  • Countoured