Tri-State Packing Supply offers a large inventory of standard, metric, and Mil-Spec O-rings backup rings, quad rings, square rings, cord stock, and O-ring Kits, in a variety of materials and durometers. For applications where a standard o-ring will not work, Tri-State Packing can customize an o-ring to fit your needs by offering a vulcanizing and splicing service.

O-rings are available in:

  • Nitrile (Buna-N)
  • Viton®
  • EPDM (EPR)
  • Silicone
  • Kalrez®
  • Aflas®
  • Chemraz®
  • Butyl
  • Fluorosilicone
  • Neoprene
  • Polyurethane
  • PTFE
  • PTFE Encapsulated
  • and more.

Contact us now to learn more about O-Rings.