O-Ring Cord Stock | Buna-N, Viton, EPDM, Silicone

When standard O-Ring sizes are not available, our O-Ring Cord gives you a fast and reliable way to create the exact seal you need. At The O-Ring Store LLC, we stock a deep inventory of Buna-N, Viton®/FKM, EPDM, and Silicone cord in both AS568 inch and metric sizes, ready to ship. This category is built for customers who need flexibility, whether for emergency repairs, large diameter applications, discontinued sizes, or custom builds. Every cord we supply is held to tight dimensional tolerances with consistent cross section and hardness, so you get predictable sealing performance every time. As an ISO 9001:2015 certified distributor, we focus on quality materials, chemical resistance, and real world durability. Customers benefit from faster turnaround, reduced downtime, and the ability to solve sealing problems without waiting on factory production. Pair this cord with our splicing or vulcanizing services to create custom O-Rings quickly and keep your operation moving.

For proper cord lengths visit O-Ring Cord Cut-Length Calculator.      For standard O-Ring Cord Tolerances