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OneMonroe EP O-Rings are engineered to provide exceptional sealing performance across a variety of demanding environments. These O-rings are crafted from high-quality materials to ensure a long-lasting, tight seal, essential for applications where durability and reliability are paramount. The EP (Ethylene Propylene) construction offers excellent resistance to water, heat, steam, and various chemicals, making these O-rings an ideal choice for both industrial and automotive applications. With a commitment to quality, OneMonroe ensures that every O-ring meets rigorous standards, providing users with peace of mind for critical operations where failure is not an option.

OneMonroe offers a broad selection of BS standard EP O-rings, each designed to meet specific sizing and compatibility needs. These O-rings are manufactured to precision, ensuring a snug and consistent fit that minimizes wear and tear on connected components. Our EP O-rings also boast an impressive operational temperature range, allowing them to maintain elasticity and performance in both high-heat and low-temperature settings. Whether you’re dealing with hydraulic systems, piping, or complex machinery, OneMonroe’s EP O-rings are built to withstand harsh conditions while delivering a reliable seal to prevent leaks and maintain system integrity.

When you choose OneMonroe EP O-rings, you’re selecting a product backed by decades of expertise in the sealing industry. Each O-ring is meticulously crafted to provide maximum durability and resistance to environmental factors that can lead to premature wear. Our commitment to quality and performance has established OneMonroe as a trusted name in industrial solutions. From design to delivery, OneMonroe ensures that every O-ring performs as intended, providing the ultimate sealing solution for even the most challenging applications. Choose OneMonroe EP O-rings for your next project and experience unmatched quality, reliability, and performance.

For more information, please see: Comparison Properties Chart, PTFE Encapsulated O-rings, Material Shelf Life, and O-ring Groove Design Chart.

BS O-Rings
Unit of Measure
Items BS O-Rings
BS903 EP-70
BS EP O-Rings
BS O-Rings
BS902 EP-70
BS EP O-Rings
BS O-Rings
BS886 EP-70
BS EP O-Rings
BS O-Rings
BS884 EP-70
BS EP O-Rings
BS O-Rings
BS882 EP-70
BS EP O-Rings
Type N/A BS Standard O-Ring
Material N/A EP
Cross Section Width N/A 0.064 in1.63 mm N/A 0.064 in1.63 mm N/A 0.275 in6.99 mm N/A 0.275 in6.99 mm N/A 0.275 in6.99 mm
Durometer N/A 70
Inside Diameter N/A 0.301 in7.65 mm N/A 0.239 in6.07 mm N/A 7.875 in200.03 mm N/A 7.625 in193.68 mm N/A 7.375 in187.33 mm
CSW Tolerance N/A 0.003 in0.08 mm N/A 0.003 in0.08 mm N/A 0.006 in0.15 mm N/A 0.006 in0.15 mm N/A 0.006 in0.15 mm
BS Number N/A -903 N/A -902 N/A -886 N/A -884 N/A -882
O-Ring Industries N/A O-rings are used in the military, automotive, aerospace and agriculture industries.