Monroe
OneMonroe
Locations Throughout the Country
ISO 9001:2015
Tel: (877) 740-2007
Fax: (800) 453-9683
Email: sales@askmonroe.com
Website: monroeengineering.com
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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
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Item #

IntegrationID

Type

Material

Cross Section Width

Durometer

Inside Diameter

CSW Tolerance

BS Number

Quantity
BS546 EP-70 N/A
183830 		N/A BS Standard O-Ring N/A EP N/A 0.070 in1.78 mm N/A 70 N/A 4.86 in123.44 mm N/A 0.003 in0.08 mm N/A -546
BS544 EP-70 N/A
183831 		N/A BS Standard O-Ring N/A EP N/A 0.070 in1.78 mm N/A 70 N/A 4.61 in117.09 mm N/A 0.003 in0.08 mm N/A -544
BS542 EP-70 N/A
183832 		N/A BS Standard O-Ring N/A EP N/A 0.070 in1.78 mm N/A 70 N/A 4.36 in110.74 mm N/A 0.003 in0.08 mm N/A -542
BS540 EP-70 N/A
183833 		N/A BS Standard O-Ring N/A EP N/A 0.070 in1.78 mm N/A 70 N/A 4.110 in104.39 mm N/A 0.003 in0.08 mm N/A -540
BS538 EP-70 N/A
183834 		N/A BS Standard O-Ring N/A EP N/A 0.070 in1.78 mm N/A 70 N/A 3.86 in98.04 mm N/A 0.003 in0.08 mm N/A -538
BS536 EP-70 N/A
183835 		N/A BS Standard O-Ring N/A EP N/A 0.070 in1.78 mm N/A 70 N/A 3.61 in91.69 mm N/A 0.003 in0.08 mm N/A -536
BS534 EP-70 N/A
183836 		N/A BS Standard O-Ring N/A EP N/A 0.070 in1.78 mm N/A 70 N/A 3.36 in85.34 mm N/A 0.003 in0.08 mm N/A -534
BS532 EP-70 N/A
183837 		N/A BS Standard O-Ring N/A EP N/A 0.070 in1.78 mm N/A 70 N/A 3.11 in78.99 mm N/A 0.003 in0.08 mm N/A -532
BS519 EP-70 N/A
183838 		N/A BS Standard O-Ring N/A EP N/A 0.070 in1.78 mm N/A 70 N/A 1.553 in39.45 mm N/A 0.003 in0.08 mm N/A -519
BS517 EP-70 N/A
183839 		N/A BS Standard O-Ring N/A EP N/A 0.070 in1.78 mm N/A 70 N/A 1.428 in36.27 mm N/A 0.003 in0.08 mm N/A -517
BS475 EP-70 N/A
183840 		N/A BS Standard O-Ring N/A EP N/A 0.275 in6.99 mm N/A 70 N/A 25.9401 in658.88 mm N/A 0.006 in0.15 mm N/A -475
BS474 EP-70 N/A
183841 		N/A BS Standard O-Ring N/A EP N/A 0.275 in6.99 mm N/A 70 N/A 24.940 in633.48 mm N/A 0.006 in0.15 mm N/A -474
BS473 EP-70 N/A
183842 		N/A BS Standard O-Ring N/A EP N/A 0.275 in6.99 mm N/A 70 N/A 23.940 in608.08 mm N/A 0.006 in0.15 mm N/A -473
BS472 EP-70 N/A
183843 		N/A BS Standard O-Ring N/A EP N/A 0.275 in6.99 mm N/A 70 N/A 22.940 in582.68 mm N/A 0.006 in0.15 mm N/A -472
BS471 EP-70 N/A
183844 		N/A BS Standard O-Ring N/A EP N/A 0.275 in6.99 mm N/A 70 N/A 21.955 in557.66 mm N/A 0.006 in0.15 mm N/A -471
BS470 EP-70 N/A
183845 		N/A BS Standard O-Ring N/A EP N/A 0.275 in6.99 mm N/A 70 N/A 20.955 in532.26 mm N/A 0.006 in0.15 mm N/A -470
BS469 EP-70 N/A
183846 		N/A BS Standard O-Ring N/A EP N/A 0.275 in6.99 mm N/A 70 N/A 19.955 in506.86 mm N/A 0.006 in0.15 mm N/A -469
BS468 EP-70 N/A
183847 		N/A BS Standard O-Ring N/A EP N/A 0.275 in6.99 mm N/A 70 N/A 19.455 in494.16 mm N/A 0.006 in0.15 mm N/A -468
BS467 EP-70 N/A
183848 		N/A BS Standard O-Ring N/A EP N/A 0.275 in6.99 mm N/A 70 N/A 18.955 in481.46 mm N/A 0.006 in0.15 mm N/A -467
BS466 EP-70 N/A
183849 		N/A BS Standard O-Ring N/A EP N/A 0.275 in6.99 mm N/A 70 N/A 18.455 in468.76 mm N/A 0.006 in0.15 mm N/A -466
BS465 EP-70 N/A
183850 		N/A BS Standard O-Ring N/A EP N/A 0.275 in6.99 mm N/A 70 N/A 17.955 in456.06 mm N/A 0.006 in0.15 mm N/A -465
BS464 EP-70 N/A
183851 		N/A BS Standard O-Ring N/A EP N/A 0.275 in6.99 mm N/A 70 N/A 17.455 in443.36 mm N/A 0.006 in0.15 mm N/A -464
BS463 EP-70 N/A
183852 		N/A BS Standard O-Ring N/A EP N/A 0.275 in6.99 mm N/A 70 N/A 16.9551 in430.66 mm N/A 0.006 in0.15 mm N/A -463
BS462 EP-70 N/A
183853 		N/A BS Standard O-Ring N/A EP N/A 0.275 in6.99 mm N/A 70 N/A 16.455 in417.96 mm N/A 0.006 in0.15 mm N/A -462
BS461 EP-70 N/A
183854 		N/A BS Standard O-Ring N/A EP N/A 0.275 in6.99 mm N/A 70 N/A 15.9551 in405.26 mm N/A 0.006 in0.15 mm N/A -461
Unit of Measure
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