Metric EP O-Rings | OneMonroe

OneMonroe Metric EP O-Rings are designed to provide superior sealing solutions for a wide range of applications. Constructed from high-quality EP (ethylene propylene) rubber, these O-rings deliver excellent resistance to extreme temperatures, ozone, water, and various chemical exposures, making them ideal for industrial, automotive, and marine uses. With precise manufacturing standards, OneMonroe Metric EP O-Rings ensure a secure fit, minimizing leakage and maintaining pressure in critical systems. Available in various metric sizes, these O-rings offer flexibility and versatility, adapting to different specifications and applications with ease.

Our Metric EP O-Rings stand out for their durability and long-lasting performance, even under challenging environmental conditions. Ethylene propylene rubber is known for its superior resilience, resisting wear and tear while maintaining elasticity over time. These qualities make OneMonroe O-Rings a reliable choice in demanding applications where other materials may falter. Whether you need O-rings for hydraulic systems, pneumatic devices, or general sealing purposes, the precision-engineered fit and high-quality material ensure these O-rings maintain their sealing integrity, reducing maintenance needs and downtime.

OneMonroe is committed to providing high-performance sealing products that cater to the unique demands of each project. Our Metric EP O-Rings are meticulously inspected to meet rigorous quality standards, ensuring they deliver dependable performance. With an extensive inventory of metric sizes and the option to customize O-rings for specific requirements, we aim to provide the best sealing solutions for various industries. Choose OneMonroe Metric EP O-Rings for a product that combines reliability, durability, and precision, ensuring your equipment and systems function seamlessly in any environment.

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 Reference	Cross Section Width	Durometer	Inside Diameter
399.5 X 8.4 EP-70	N/A 129250	N/A Metric Standard O-Ring	N/A EP	N/A P400	N/A 8.40 mm	N/A 70	N/A 399.50 mm
39.7 X 3.5 EP-70	N/A 126699	N/A Metric Standard O-Ring	N/A EP	N/A P40	N/A 3.50 mm	N/A 70	N/A 39.70 mm
3.8 X 1.9 EP-70	N/A 125623	N/A Metric Standard O-Ring	N/A EP	N/A P4	N/A 1.90 mm	N/A 70	N/A 3.80 mm
38.7 X 3.5 EP-70	N/A 126697	N/A Metric Standard O-Ring	N/A EP	N/A P39	N/A 3.50 mm	N/A 70	N/A 38.70 mm
384.5 X 8.4 EP-70	N/A 129249	N/A Metric Standard O-Ring	N/A EP	N/A P385	N/A 8.40 mm	N/A 70	N/A 384.50 mm
37.7 X 3.5 EP-70	N/A 126695	N/A Metric Standard O-Ring	N/A EP	N/A P38	N/A 3.50 mm	N/A 70	N/A 37.70 mm
374.5 X 8.4 EP-70	N/A 129247	N/A Metric Standard O-Ring	N/A EP	N/A P375	N/A 8.40 mm	N/A 70	N/A 374.50 mm
359.5 X 8.4 EP-70	N/A 129246	N/A Metric Standard O-Ring	N/A EP	N/A P360	N/A 8.40 mm	N/A 70	N/A 359.50 mm
35.7 X 3.5 EP-70	N/A 126692	N/A Metric Standard O-Ring	N/A EP	N/A P36	N/A 3.50 mm	N/A 70	N/A 35.70 mm
354.5 X 8.4 EP-70	N/A 129245	N/A Metric Standard O-Ring	N/A EP	N/A P355	N/A 8.40 mm	N/A 70	N/A 354.50 mm
35.2 X 3.5 EP-70	N/A 126691	N/A Metric Standard O-Ring	N/A EP	N/A P35.5	N/A 3.50 mm	N/A 70	N/A 35.20 mm
34.7 X 3.5 EP-70	N/A 126689	N/A Metric Standard O-Ring	N/A EP	N/A P35	N/A 3.50 mm	N/A 70	N/A 34.70 mm
339.5 X 8.4 EP-70	N/A 129244	N/A Metric Standard O-Ring	N/A EP	N/A P340	N/A 8.40 mm	N/A 70	N/A 339.50 mm
30.7 X 3.5 EP-70	N/A 126681	N/A Metric Standard O-Ring	N/A EP	N/A P34	N/A 3.50 mm	N/A 70	N/A 30.70 mm
33.7 X 3.5 EP-70	N/A 126687	N/A Metric Standard O-Ring	N/A EP	N/A P34	N/A 3.50 mm	N/A 70	N/A 33.70 mm
334.5 X 8.4 EP-70	N/A 129243	N/A Metric Standard O-Ring	N/A EP	N/A P335	N/A 8.40 mm	N/A 70	N/A 334.50 mm
319.5 X 8.4 EP-70	N/A 129242	N/A Metric Standard O-Ring	N/A EP	N/A P320	N/A 8.40 mm	N/A 70	N/A 319.50 mm
31.7 X 3.5 EP-70	N/A 126684	N/A Metric Standard O-Ring	N/A EP	N/A P32	N/A 3.50 mm	N/A 70	N/A 31.70 mm
314.5 X 8.4 EP-70	N/A 129241	N/A Metric Standard O-Ring	N/A EP	N/A P315	N/A 8.40 mm	N/A 70	N/A 314.50 mm
31.2 X 3.5 EP-70	N/A 126683	N/A Metric Standard O-Ring	N/A EP	N/A P31.5	N/A 3.50 mm	N/A 70	N/A 31.20 mm
299.5 X 8.4 EP-70	N/A 129239	N/A Metric Standard O-Ring	N/A EP	N/A P300	N/A 8.40 mm	N/A 70	N/A 299.50 mm
29.7 X 3.5 EP-70	N/A 126678	N/A Metric Standard O-Ring	N/A EP	N/A P30	N/A 3.50 mm	N/A 70	N/A 29.70 mm
2.8 X 1.9 EP-70	N/A 125620	N/A Metric Standard O-Ring	N/A EP	N/A P3	N/A 1.90 mm	N/A 70	N/A 2.80 mm
294.5 X 8.4 EP-70	N/A 129238	N/A Metric Standard O-Ring	N/A EP	N/A P295	N/A 8.40 mm	N/A 70	N/A 294.50 mm
289.5 X 8.4 EP-70	N/A 129237	N/A Metric Standard O-Ring	N/A EP	N/A P290	N/A 8.40 mm	N/A 70	N/A 289.50 mm

N/A
129250

N/A Metric Standard O-Ring

N/A EP

N/A P400

N/A 8.40 mm

N/A 70

N/A 399.50 mm

39.7 X 3.5 EP-70

N/A
126699

N/A Metric Standard O-Ring

N/A EP

N/A P40

N/A 3.50 mm

N/A 70

N/A 39.70 mm

3.8 X 1.9 EP-70

N/A
125623

N/A Metric Standard O-Ring

N/A EP

N/A P4

N/A 1.90 mm

N/A 70

N/A 3.80 mm

38.7 X 3.5 EP-70

N/A
126697

N/A Metric Standard O-Ring

N/A EP

N/A P39

N/A 3.50 mm

N/A 70

N/A 38.70 mm

384.5 X 8.4 EP-70

N/A
129249

N/A Metric Standard O-Ring

N/A EP

N/A P385

N/A 8.40 mm

N/A 70

N/A 384.50 mm

37.7 X 3.5 EP-70

N/A
126695

N/A Metric Standard O-Ring

N/A EP

N/A P38

N/A 3.50 mm

N/A 70

N/A 37.70 mm

374.5 X 8.4 EP-70

N/A
129247

N/A Metric Standard O-Ring

N/A EP

N/A P375

N/A 8.40 mm

N/A 70

N/A 374.50 mm

359.5 X 8.4 EP-70

N/A
129246

N/A Metric Standard O-Ring

N/A EP

N/A P360

N/A 8.40 mm

N/A 70

N/A 359.50 mm

35.7 X 3.5 EP-70

N/A
126692

N/A Metric Standard O-Ring

N/A EP

N/A P36

N/A 3.50 mm

N/A 70

N/A 35.70 mm

354.5 X 8.4 EP-70

N/A
129245

N/A Metric Standard O-Ring

N/A EP

N/A P355

N/A 8.40 mm

N/A 70

N/A 354.50 mm

35.2 X 3.5 EP-70

N/A
126691

N/A Metric Standard O-Ring

N/A EP

N/A P35.5

N/A 3.50 mm

N/A 70

N/A 35.20 mm

34.7 X 3.5 EP-70

N/A
126689

N/A Metric Standard O-Ring

N/A EP

N/A P35

N/A 3.50 mm

N/A 70

N/A 34.70 mm

339.5 X 8.4 EP-70

N/A
129244

N/A Metric Standard O-Ring

N/A EP

N/A P340

N/A 8.40 mm

N/A 70

N/A 339.50 mm

30.7 X 3.5 EP-70

N/A
126681

N/A Metric Standard O-Ring

N/A EP

N/A P34

N/A 3.50 mm

N/A 70

N/A 30.70 mm

33.7 X 3.5 EP-70

N/A
126687

N/A Metric Standard O-Ring

N/A EP

N/A P34

N/A 3.50 mm

N/A 70

N/A 33.70 mm

334.5 X 8.4 EP-70

N/A
129243

N/A Metric Standard O-Ring

N/A EP

N/A P335

N/A 8.40 mm

N/A 70

N/A 334.50 mm

319.5 X 8.4 EP-70

N/A
129242

N/A Metric Standard O-Ring

N/A EP

N/A P320

N/A 8.40 mm

N/A 70

N/A 319.50 mm

31.7 X 3.5 EP-70

N/A
126684

N/A Metric Standard O-Ring

N/A EP

N/A P32

N/A 3.50 mm

N/A 70

N/A 31.70 mm

314.5 X 8.4 EP-70

N/A
129241

N/A Metric Standard O-Ring

N/A EP

N/A P315

N/A 8.40 mm

N/A 70

N/A 314.50 mm

31.2 X 3.5 EP-70

N/A
126683

N/A Metric Standard O-Ring

N/A EP

N/A P31.5

N/A 3.50 mm

N/A 70

N/A 31.20 mm

299.5 X 8.4 EP-70

N/A
129239

N/A Metric Standard O-Ring

N/A EP

N/A P300

N/A 8.40 mm

N/A 70

N/A 299.50 mm

29.7 X 3.5 EP-70

N/A
126678

N/A Metric Standard O-Ring

N/A EP

N/A P30

N/A 3.50 mm

N/A 70

N/A 29.70 mm

2.8 X 1.9 EP-70

N/A
125620

N/A Metric Standard O-Ring

N/A EP

N/A P3

N/A 1.90 mm

N/A 70

N/A 2.80 mm

294.5 X 8.4 EP-70

N/A
129238

N/A Metric Standard O-Ring

N/A EP

N/A P295

N/A 8.40 mm

N/A 70

N/A 294.50 mm

289.5 X 8.4 EP-70

N/A
129237

N/A Metric Standard O-Ring

N/A EP

N/A P290

N/A 8.40 mm

N/A 70

N/A 289.50 mm