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O-Rings

Superior provides a full range of o-ring products and accessories as listed below. A full choice of o-ring compound materials, in varying hardness, is listed below also. O-rings are available in standard “AS” and metric sizes. 


We now offer ONLINE PURCHASING of o-rings for your convenience.

• For O-ring size info, click here
• O-ring material guidelines

Buy O-rings Online!

O-RING  PRODUCTS
  • O-rings
  • O-ring kits
  • Splicing kits
  • Cord
  • Back up rings
MATERIALS
  • Buna-N (Nitrile/NBR)
  • Viton® (Fluorocarbon)
  • Silicone
  • Chemraz®
  • EPDM / EPR
  • Kalrez®
  • Encapsulated (FEP or PFA)
  • Teflon® (PTFE) 
  • Neoprene®
  • Fluorosilicone
  • Urethane
  • AFLAS®
Kalrez®, Neoprene® and Viton® are registered trademarks of DuPont Dow Elastomers, L.L.C.
Chemraz® is a registered trademark of Green Tweed. 
Teflon® is a Registered Trademark of E. I. DuPont Company
AFLAS® is a Registered Trademark of Asahi Glass Co., Ltd.