O-rings, backup rings

KLINGER supply O-rings in a wide range of materials to standard sizes or specially sized to meet the customer’s requirements. O-rings can also be supplied as joined o-rings or as cord. The types of rubbers include Nitrile, Neoprene, Silicone, Viton, EPDM, Kalrez and also plastics such PTFE and PEEK.


We deliver sulfur cured peroxide cured and o-rings in all materials. See our material guide.


  • A double acting seal for static and dynamic incorporation
  • Suitable for wide range of application thanks to it’s simplicity, lost cost and easy installation


  • According to all accepted standards as well as lacing. Delivered molded or cured to special dimensions


Standard in hytrel, can also be delivered in the materials PTFE and nitrile.


  • Used for preventing damage to the o-ring with higher pressure
  • Available materials are PTFE and nitrile


  • According to SMS-2292 standard.
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