O-Rings, Inc. is a proud American business since 1958. We serve global iconic customers in more than 125 markets. We are the world's leading supplier of quality O-rings, with a proven track record of excellence in quality, innovation, and customer service.
Made-In-USA orings
While we offer high-quality global sourcing for value-driven projects, we recognize that certain mission-critical applications demand nothing less than domestic excellence. Our Made in USA O-rings are manufactured to the highest standards of precision and material purity. By sourcing domestically, we provide our customers with full batch traceability, and certified material reports.
| Material Type | Hardness (low is soft) |
| Buna Nitrile | BN60, BN70, BN75, BN80, BN90 |
| Viton® (FKM) | V75, V90, GLT low temp |
| FluoroSilicone | FS60, FS70, FS75, FS80 |
| Silicone | S50, S70 |
| Ethylene Propylene | E80 |
| PTFE Backups | Solid, Split, Spiral |
Low-Priced O-Rings
Our strategic partnerships with leading overseas world-class facilities allow us to source high-quality materials and precision engineering while keeping them value-driven. Our products are built to US safety and quality specifications, giving you the best of global innovation and domestic reliability.
| Material Type | Hardness (low number is soft) |
| Buna Nitrile | BN70, BN70 FDA, BN70 Quad, BN70 Square, BN90 |
| Viton® (FKM) | V75, V75 Brown, V75 Square, V90 |
| FluoroSilicone | FS70 |
| Silicone | S50, S70, S70 Square |
| Ethylene Propylene | E70 NSF |
| HNBR | HNBR70 |
| Neoprene® | CR70 |
| Polyurethane | PU70, PU90 |
References
» AMS/Mil-Spec
» Custom Molded Rubber
» Compounds
» Gland Design
» Size Chart
» Shelf Life
» Temperature
» Test Data
» Tolerances
» Terms and Conditions
» Contact us