BS EP O-Rings | OneMonroe

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.

Item #	IntegrationID	Type	Material	Cross Section Width	Durometer	Inside Diameter	CSW Tolerance	BS Number
BS254 EP-70	N/A 184005	N/A BS Standard O-Ring	N/A EP	N/A 0.139 in3.53 mm	N/A 70	N/A 5.484 in139.29 mm	N/A 0.004 in0.10 mm	N/A -254
BS253 EP-70	N/A 184006	N/A BS Standard O-Ring	N/A EP	N/A 0.139 in3.53 mm	N/A 70	N/A 5.359 in136.12 mm	N/A 0.004 in0.10 mm	N/A -253
BS252 EP-70	N/A 184007	N/A BS Standard O-Ring	N/A EP	N/A 0.139 in3.53 mm	N/A 70	N/A 5.234 in132.94 mm	N/A 0.004 in0.10 mm	N/A -252
BS251 EP-70	N/A 184008	N/A BS Standard O-Ring	N/A EP	N/A 0.139 in3.53 mm	N/A 70	N/A 5.109 in129.77 mm	N/A 0.004 in0.10 mm	N/A -251
BS250 EP-70	N/A 184009	N/A BS Standard O-Ring	N/A EP	N/A 0.139 in3.53 mm	N/A 70	N/A 4.984 in126.59 mm	N/A 0.004 in0.10 mm	N/A -250
BS249 EP-70	N/A 184010	N/A BS Standard O-Ring	N/A EP	N/A 0.139 in3.53 mm	N/A 70	N/A 4.859 in123.42 mm	N/A 0.004 in0.10 mm	N/A -249
BS248 EP-70	N/A 184011	N/A BS Standard O-Ring	N/A EP	N/A 0.139 in3.53 mm	N/A 70	N/A 4.734 in120.24 mm	N/A 0.004 in0.10 mm	N/A -248
BS247 EP-70	N/A 184012	N/A BS Standard O-Ring	N/A EP	N/A 0.139 in3.53 mm	N/A 70	N/A 4.609 in117.07 mm	N/A 0.004 in0.10 mm	N/A -247
BS246 EP-70	N/A 184013	N/A BS Standard O-Ring	N/A EP	N/A 0.139 in3.53 mm	N/A 70	N/A 4.484 in113.89 mm	N/A 0.004 in0.10 mm	N/A -246
BS245 EP-70	N/A 184014	N/A BS Standard O-Ring	N/A EP	N/A 0.139 in3.53 mm	N/A 70	N/A 4.359 in110.72 mm	N/A 0.004 in0.10 mm	N/A -245
BS244 EP-70	N/A 184015	N/A BS Standard O-Ring	N/A EP	N/A 0.139 in3.53 mm	N/A 70	N/A 4.234 in107.54 mm	N/A 0.004 in0.10 mm	N/A -244
BS243 EP-70	N/A 184016	N/A BS Standard O-Ring	N/A EP	N/A 0.139 in3.53 mm	N/A 70	N/A 4.109 in104.37 mm	N/A 0.004 in0.10 mm	N/A -243
BS242 EP-70	N/A 184017	N/A BS Standard O-Ring	N/A EP	N/A 0.139 in3.53 mm	N/A 70	N/A 3.984 in101.19 mm	N/A 0.004 in0.10 mm	N/A -242
BS241 EP-70	N/A 184018	N/A BS Standard O-Ring	N/A EP	N/A 0.139 in3.53 mm	N/A 70	N/A 3.859 in98.02 mm	N/A 0.004 in0.10 mm	N/A -241
BS240 EP-70	N/A 184019	N/A BS Standard O-Ring	N/A EP	N/A 0.139 in3.53 mm	N/A 70	N/A 3.734 in94.84 mm	N/A 0.004 in0.10 mm	N/A -240
BS239 EP-70	N/A 184020	N/A BS Standard O-Ring	N/A EP	N/A 0.139 in3.53 mm	N/A 70	N/A 3.609 in91.67 mm	N/A 0.004 in0.10 mm	N/A -239
BS238 EP-70	N/A 184021	N/A BS Standard O-Ring	N/A EP	N/A 0.139 in3.53 mm	N/A 70	N/A 3.484 in88.49 mm	N/A 0.004 in0.10 mm	N/A -238
BS237 EP-70	N/A 184022	N/A BS Standard O-Ring	N/A EP	N/A 0.139 in3.53 mm	N/A 70	N/A 3.359 in85.32 mm	N/A 0.004 in0.10 mm	N/A -237
BS236 EP-70	N/A 184023	N/A BS Standard O-Ring	N/A EP	N/A 0.139 in3.53 mm	N/A 70	N/A 3.234 in82.14 mm	N/A 0.004 in0.10 mm	N/A -236
BS235 EP-70	N/A 184024	N/A BS Standard O-Ring	N/A EP	N/A 0.139 in3.53 mm	N/A 70	N/A 3.109 in78.97 mm	N/A 0.004 in0.10 mm	N/A -235
BS234 EP-70	N/A 184025	N/A BS Standard O-Ring	N/A EP	N/A 0.139 in3.53 mm	N/A 70	N/A 2.984 in75.79 mm	N/A 0.004 in0.10 mm	N/A -234
BS233 EP-70	N/A 184026	N/A BS Standard O-Ring	N/A EP	N/A 0.139 in3.53 mm	N/A 70	N/A 2.859 in72.62 mm	N/A 0.004 in0.10 mm	N/A -233
BS232 EP-70	N/A 184027	N/A BS Standard O-Ring	N/A EP	N/A 0.139 in3.53 mm	N/A 70	N/A 2.734 in69.44 mm	N/A 0.004 in0.10 mm	N/A -232
BS231 EP-70	N/A 184028	N/A BS Standard O-Ring	N/A EP	N/A 0.139 in3.53 mm	N/A 70	N/A 2.609 in66.27 mm	N/A 0.004 in0.10 mm	N/A -231
BS230 EP-70	N/A 184029	N/A BS Standard O-Ring	N/A EP	N/A 0.139 in3.53 mm	N/A 70	N/A 2.484 in63.09 mm	N/A 0.004 in0.10 mm	N/A -230

N/A
184005

N/A BS Standard O-Ring

N/A EP

N/A 0.139 in3.53 mm

N/A 70

N/A 5.484 in139.29 mm

N/A 0.004 in0.10 mm

N/A -254

BS253 EP-70

N/A
184006

N/A BS Standard O-Ring

N/A EP

N/A 0.139 in3.53 mm

N/A 70

N/A 5.359 in136.12 mm

N/A 0.004 in0.10 mm

N/A -253

BS252 EP-70

N/A
184007

N/A BS Standard O-Ring

N/A EP

N/A 0.139 in3.53 mm

N/A 70

N/A 5.234 in132.94 mm

N/A 0.004 in0.10 mm

N/A -252

BS251 EP-70

N/A
184008

N/A BS Standard O-Ring

N/A EP

N/A 0.139 in3.53 mm

N/A 70

N/A 5.109 in129.77 mm

N/A 0.004 in0.10 mm

N/A -251

BS250 EP-70

N/A
184009

N/A BS Standard O-Ring

N/A EP

N/A 0.139 in3.53 mm

N/A 70

N/A 4.984 in126.59 mm

N/A 0.004 in0.10 mm

N/A -250

BS249 EP-70

N/A
184010

N/A BS Standard O-Ring

N/A EP

N/A 0.139 in3.53 mm

N/A 70

N/A 4.859 in123.42 mm

N/A 0.004 in0.10 mm

N/A -249

BS248 EP-70

N/A
184011

N/A BS Standard O-Ring

N/A EP

N/A 0.139 in3.53 mm

N/A 70

N/A 4.734 in120.24 mm

N/A 0.004 in0.10 mm

N/A -248

BS247 EP-70

N/A
184012

N/A BS Standard O-Ring

N/A EP

N/A 0.139 in3.53 mm

N/A 70

N/A 4.609 in117.07 mm

N/A 0.004 in0.10 mm

N/A -247

BS246 EP-70

N/A
184013

N/A BS Standard O-Ring

N/A EP

N/A 0.139 in3.53 mm

N/A 70

N/A 4.484 in113.89 mm

N/A 0.004 in0.10 mm

N/A -246

BS245 EP-70

N/A
184014

N/A BS Standard O-Ring

N/A EP

N/A 0.139 in3.53 mm

N/A 70

N/A 4.359 in110.72 mm

N/A 0.004 in0.10 mm

N/A -245

BS244 EP-70

N/A
184015

N/A BS Standard O-Ring

N/A EP

N/A 0.139 in3.53 mm

N/A 70

N/A 4.234 in107.54 mm

N/A 0.004 in0.10 mm

N/A -244

BS243 EP-70

N/A
184016

N/A BS Standard O-Ring

N/A EP

N/A 0.139 in3.53 mm

N/A 70

N/A 4.109 in104.37 mm

N/A 0.004 in0.10 mm

N/A -243

BS242 EP-70

N/A
184017

N/A BS Standard O-Ring

N/A EP

N/A 0.139 in3.53 mm

N/A 70

N/A 3.984 in101.19 mm

N/A 0.004 in0.10 mm

N/A -242

BS241 EP-70

N/A
184018

N/A BS Standard O-Ring

N/A EP

N/A 0.139 in3.53 mm

N/A 70

N/A 3.859 in98.02 mm

N/A 0.004 in0.10 mm

N/A -241

BS240 EP-70

N/A
184019

N/A BS Standard O-Ring

N/A EP

N/A 0.139 in3.53 mm

N/A 70

N/A 3.734 in94.84 mm

N/A 0.004 in0.10 mm

N/A -240

BS239 EP-70

N/A
184020

N/A BS Standard O-Ring

N/A EP

N/A 0.139 in3.53 mm

N/A 70

N/A 3.609 in91.67 mm

N/A 0.004 in0.10 mm

N/A -239

BS238 EP-70

N/A
184021

N/A BS Standard O-Ring

N/A EP

N/A 0.139 in3.53 mm

N/A 70

N/A 3.484 in88.49 mm

N/A 0.004 in0.10 mm

N/A -238

BS237 EP-70

N/A
184022

N/A BS Standard O-Ring

N/A EP

N/A 0.139 in3.53 mm

N/A 70

N/A 3.359 in85.32 mm

N/A 0.004 in0.10 mm

N/A -237

BS236 EP-70

N/A
184023

N/A BS Standard O-Ring

N/A EP

N/A 0.139 in3.53 mm

N/A 70

N/A 3.234 in82.14 mm

N/A 0.004 in0.10 mm

N/A -236

BS235 EP-70

N/A
184024

N/A BS Standard O-Ring

N/A EP

N/A 0.139 in3.53 mm

N/A 70

N/A 3.109 in78.97 mm

N/A 0.004 in0.10 mm

N/A -235

BS234 EP-70

N/A
184025

N/A BS Standard O-Ring

N/A EP

N/A 0.139 in3.53 mm

N/A 70

N/A 2.984 in75.79 mm

N/A 0.004 in0.10 mm

N/A -234

BS233 EP-70

N/A
184026

N/A BS Standard O-Ring

N/A EP

N/A 0.139 in3.53 mm

N/A 70

N/A 2.859 in72.62 mm

N/A 0.004 in0.10 mm

N/A -233

BS232 EP-70

N/A
184027

N/A BS Standard O-Ring

N/A EP

N/A 0.139 in3.53 mm

N/A 70

N/A 2.734 in69.44 mm

N/A 0.004 in0.10 mm

N/A -232

BS231 EP-70

N/A
184028

N/A BS Standard O-Ring

N/A EP

N/A 0.139 in3.53 mm

N/A 70

N/A 2.609 in66.27 mm

N/A 0.004 in0.10 mm

N/A -231

BS230 EP-70

N/A
184029

N/A BS Standard O-Ring

N/A EP

N/A 0.139 in3.53 mm

N/A 70

N/A 2.484 in63.09 mm

N/A 0.004 in0.10 mm

N/A -230