Metric Polyurethane O-Rings

OneMonroe’s Metric Polyurethane O-Rings are designed for maximum durability and exceptional sealing performance in a wide range of applications. Crafted from high-quality polyurethane, these O-rings offer outstanding resistance to abrasion, chemicals, and high-pressure environments, making them ideal for industries that demand both reliability and longevity. Whether used in hydraulics, pneumatics, or mechanical assemblies, OneMonroe’s Metric Polyurethane O-Rings deliver dependable sealing solutions that withstand tough conditions, ensuring your systems operate smoothly and efficiently.

Our metric O-rings are available in various sizes to provide versatility and precision for any engineering or industrial requirement. These O-rings are specifically designed to provide a reliable seal for metric-based equipment, allowing for exact fitment and minimal leakage. The superior strength and elasticity of polyurethane make these O-rings more durable than traditional rubber alternatives, significantly extending the service life and reducing maintenance downtime. With their exceptional chemical and temperature resistance, OneMonroe Metric Polyurethane O-Rings are a trusted choice for applications ranging from automotive systems to heavy machinery and beyond.

OneMonroe is committed to providing premium-quality products that meet the rigorous demands of our clients. Our polyurethane O-rings undergo stringent quality checks and are manufactured to exact specifications, ensuring reliable performance in diverse environments. As a trusted provider of industrial and engineering components, we support our clients with expert guidance and a wide selection of high-quality sealing solutions. When you choose OneMonroe Metric Polyurethane O-Rings, you’re investing in dependable performance, longevity, and efficiency for all your sealing needs.

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
53.57 X 3.53 U-70	N/A 140669	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 227	N/A 3.53 mm	N/A 70	N/A 53.57 mm
50.39 X 3.53 U-70	N/A 140600	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 226	N/A 3.53 mm	N/A 70	N/A 50.39 mm
47.22 X 3.53 U-70	N/A 140467	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 225	N/A 3.53 mm	N/A 70	N/A 47.22 mm
44.04 X 3.53 U-70	N/A 140361	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 224	N/A 3.53 mm	N/A 70	N/A 44.04 mm
40.87 X 3.53 U-70	N/A 140187	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 223	N/A 3.53 mm	N/A 70	N/A 40.87 mm
37.69 X 3.53 U-70	N/A 139978	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 222	N/A 3.53 mm	N/A 70	N/A 37.69 mm
36.09 X 3.53 U-70	N/A 139902	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 221	N/A 3.53 mm	N/A 70	N/A 36.09 mm
34.52 X 3.53 U-70	N/A 139785	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 220	N/A 3.53 mm	N/A 70	N/A 34.52 mm
25.12 X 1.78 U-70	N/A 139142	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 22	N/A 1.78 mm	N/A 70	N/A 25.12 mm
32.92 X 3.53 U-70	N/A 139655	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 219	N/A 3.53 mm	N/A 70	N/A 32.92 mm
31.34 X 3.53 U-70	N/A 139577	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 218	N/A 3.53 mm	N/A 70	N/A 31.34 mm
29.74 X 3.53 U-70	N/A 139430	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 217	N/A 3.53 mm	N/A 70	N/A 29.74 mm
28.17 X 3.53 U-70	N/A 139352	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 216	N/A 3.53 mm	N/A 70	N/A 28.17 mm
26.57 X 3.53 U-70	N/A 139221	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 215	N/A 3.53 mm	N/A 70	N/A 26.57 mm
24.99 X 3.53 U-70	N/A 139063	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 214	N/A 3.53 mm	N/A 70	N/A 24.99 mm
23.39 X 3.53 U-70	N/A 138959	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 213	N/A 3.53 mm	N/A 70	N/A 23.39 mm
21.82 X 3.53 U-70	N/A 138787	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 212	N/A 3.53 mm	N/A 70	N/A 21.82 mm
20.22 X 3.53 U-70	N/A 138675	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 211	N/A 3.53 mm	N/A 70	N/A 20.22 mm
18.64 X 3.53 U-70	N/A 138457	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 210	N/A 3.53 mm	N/A 70	N/A 18.64 mm
23.52 X 1.78 U-70	N/A 138970	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 21	N/A 1.78 mm	N/A 70	N/A 23.52 mm
17.04 X 3.53 U-70	N/A 138340	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 209	N/A 3.53 mm	N/A 70	N/A 17.04 mm
15.47 X 3.53 U-70	N/A 138131	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 208	N/A 3.53 mm	N/A 70	N/A 15.47 mm
13.87 X 3.53 U-70	N/A 137890	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 207	N/A 3.53 mm	N/A 70	N/A 13.87 mm
12.29 X 3.53 U-70	N/A 137741	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 206	N/A 3.53 mm	N/A 70	N/A 12.29 mm
10.69 X 3.53 U-70	N/A 137480	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 205	N/A 3.53 mm	N/A 70	N/A 10.69 mm

N/A
140669

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 227

N/A 3.53 mm

N/A 70

N/A 53.57 mm

50.39 X 3.53 U-70

N/A
140600

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 226

N/A 3.53 mm

N/A 70

N/A 50.39 mm

47.22 X 3.53 U-70

N/A
140467

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 225

N/A 3.53 mm

N/A 70

N/A 47.22 mm

44.04 X 3.53 U-70

N/A
140361

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 224

N/A 3.53 mm

N/A 70

N/A 44.04 mm

40.87 X 3.53 U-70

N/A
140187

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 223

N/A 3.53 mm

N/A 70

N/A 40.87 mm

37.69 X 3.53 U-70

N/A
139978

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 222

N/A 3.53 mm

N/A 70

N/A 37.69 mm

36.09 X 3.53 U-70

N/A
139902

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 221

N/A 3.53 mm

N/A 70

N/A 36.09 mm

34.52 X 3.53 U-70

N/A
139785

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 220

N/A 3.53 mm

N/A 70

N/A 34.52 mm

25.12 X 1.78 U-70

N/A
139142

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 22

N/A 1.78 mm

N/A 70

N/A 25.12 mm

32.92 X 3.53 U-70

N/A
139655

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 219

N/A 3.53 mm

N/A 70

N/A 32.92 mm

31.34 X 3.53 U-70

N/A
139577

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 218

N/A 3.53 mm

N/A 70

N/A 31.34 mm

29.74 X 3.53 U-70

N/A
139430

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 217

N/A 3.53 mm

N/A 70

N/A 29.74 mm

28.17 X 3.53 U-70

N/A
139352

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 216

N/A 3.53 mm

N/A 70

N/A 28.17 mm

26.57 X 3.53 U-70

N/A
139221

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 215

N/A 3.53 mm

N/A 70

N/A 26.57 mm

24.99 X 3.53 U-70

N/A
139063

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 214

N/A 3.53 mm

N/A 70

N/A 24.99 mm

23.39 X 3.53 U-70

N/A
138959

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 213

N/A 3.53 mm

N/A 70

N/A 23.39 mm

21.82 X 3.53 U-70

N/A
138787

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 212

N/A 3.53 mm

N/A 70

N/A 21.82 mm

20.22 X 3.53 U-70

N/A
138675

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 211

N/A 3.53 mm

N/A 70

N/A 20.22 mm

18.64 X 3.53 U-70

N/A
138457

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 210

N/A 3.53 mm

N/A 70

N/A 18.64 mm

23.52 X 1.78 U-70

N/A
138970

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 21

N/A 1.78 mm

N/A 70

N/A 23.52 mm

17.04 X 3.53 U-70

N/A
138340

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 209

N/A 3.53 mm

N/A 70

N/A 17.04 mm

15.47 X 3.53 U-70

N/A
138131

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 208

N/A 3.53 mm

N/A 70

N/A 15.47 mm

13.87 X 3.53 U-70

N/A
137890

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 207

N/A 3.53 mm

N/A 70

N/A 13.87 mm

12.29 X 3.53 U-70

N/A
137741

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 206

N/A 3.53 mm

N/A 70

N/A 12.29 mm

10.69 X 3.53 U-70

N/A
137480

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 205

N/A 3.53 mm

N/A 70

N/A 10.69 mm