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

When standard O-Ring sizes are not an option, our Premium O-Ring Cord gives you control, flexibility, and speed. At The O-Ring Store LLC, we stock a deep, ready to ship selection of Buna-N, Viton®/FKM, EPDM, and Silicone O-Ring Cord in both AS568 inch sizes and metric sizes. This lets you build exactly what you need without waiting on long lead times or settling for a close enough seal.

Customers use our O-Ring Cord for custom sealing, emergency repairs, prototypes, discontinued sizes, and large diameter O-Rings that simply are not available off the shelf. Whether you are maintaining equipment, building a new machine, or keeping production moving, our cord delivers consistent cross section, reliable hardness, and predictable sealing performance you can trust.

As an ISO 9001:2015 certified distributor, we focus on what matters most to you. Quality materials, tight dimensional control, and dependable chemical resistance. Manufacturers, food and beverage processors, hydraulic shops, energy producers, and industrial maintenance teams rely on our O-Ring Cord because it seals right the first time and holds up in real world service.

To make things even easier, you can pair our cord with our in house splicing and vulcanizing services to create precision custom O-Rings cut and joined to your exact length. This is a fast, cost effective way to get large diameter or non standard O-Rings without production delays. Our team helps OEMs, MRO departments, and repair technicians solve sealing challenges quickly and confidently.

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