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
81.92 X 5.33 U-70	N/A 141243	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 339	N/A 5.33 mm	N/A 70	N/A 81.92 mm
78.74 X 5.33 U-70	N/A 141168	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 338	N/A 5.33 mm	N/A 70	N/A 78.74 mm
75.57 X 5.33 U-70	N/A 141132	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 337	N/A 5.33 mm	N/A 70	N/A 75.57 mm
72.39 X 5.33 U-70	N/A 141076	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 336	N/A 5.33 mm	N/A 70	N/A 72.39 mm
69.22 X 5.33 U-70	N/A 140997	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 335	N/A 5.33 mm	N/A 70	N/A 69.22 mm
66.04 X 5.33 U-70	N/A 140948	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 334	N/A 5.33 mm	N/A 70	N/A 66.04 mm
62.87 X 5.33 U-70	N/A 140880	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 333	N/A 5.33 mm	N/A 70	N/A 62.87 mm
59.69 X 5.33 U-70	N/A 140791	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 332	N/A 5.33 mm	N/A 70	N/A 59.69 mm
56.52 X 5.33 U-70	N/A 140734	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 331	N/A 5.33 mm	N/A 70	N/A 56.52 mm
53.34 X 5.33 U-70	N/A 140666	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 330	N/A 5.33 mm	N/A 70	N/A 53.34 mm
50.52 X 1.78 U-70	N/A 140603	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 33	N/A 1.78 mm	N/A 70	N/A 50.52 mm
50.17 X 5.33 U-70	N/A 140599	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 329	N/A 5.33 mm	N/A 70	N/A 50.17 mm
46.99 X 5.33 U-70	N/A 140441	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 328	N/A 5.33 mm	N/A 70	N/A 46.99 mm
43.82 X 5.33 U-70	N/A 140325	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 327	N/A 5.33 mm	N/A 70	N/A 43.82 mm
40.64 X 5.33 U-70	N/A 140184	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 326	N/A 5.33 mm	N/A 70	N/A 40.64 mm
37.47 X 5.33 U-70	N/A 139968	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 325	N/A 5.33 mm	N/A 70	N/A 37.47 mm
34.29 X 5.33 U-70	N/A 139774	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 324	N/A 5.33 mm	N/A 70	N/A 34.29 mm
32.69 X 5.33 U-70	N/A 139654	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 323	N/A 5.33 mm	N/A 70	N/A 32.69 mm
31.12 X 5.33 U-70	N/A 139575	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 322	N/A 5.33 mm	N/A 70	N/A 31.12 mm
29.51 X 5.33 U-70	N/A 139426	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 321	N/A 5.33 mm	N/A 70	N/A 29.51 mm
27.94 X 5.33 U-70	N/A 139294	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 320	N/A 5.33 mm	N/A 70	N/A 27.94 mm
47.35 X 1.78 U-70	N/A 140469	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 32	N/A 1.78 mm	N/A 70	N/A 47.35 mm
26.34 X 5.33 U-70	N/A 139214	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 319	N/A 5.33 mm	N/A 70	N/A 26.34 mm
24.77 X 5.33 U-70	N/A 139062	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 318	N/A 5.33 mm	N/A 70	N/A 24.77 mm
23.16 X 5.33 U-70	N/A 138957	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 317	N/A 5.33 mm	N/A 70	N/A 23.16 mm

N/A
141243

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 339

N/A 5.33 mm

N/A 70

N/A 81.92 mm

78.74 X 5.33 U-70

N/A
141168

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 338

N/A 5.33 mm

N/A 70

N/A 78.74 mm

75.57 X 5.33 U-70

N/A
141132

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 337

N/A 5.33 mm

N/A 70

N/A 75.57 mm

72.39 X 5.33 U-70

N/A
141076

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 336

N/A 5.33 mm

N/A 70

N/A 72.39 mm

69.22 X 5.33 U-70

N/A
140997

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 335

N/A 5.33 mm

N/A 70

N/A 69.22 mm

66.04 X 5.33 U-70

N/A
140948

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 334

N/A 5.33 mm

N/A 70

N/A 66.04 mm

62.87 X 5.33 U-70

N/A
140880

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 333

N/A 5.33 mm

N/A 70

N/A 62.87 mm

59.69 X 5.33 U-70

N/A
140791

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 332

N/A 5.33 mm

N/A 70

N/A 59.69 mm

56.52 X 5.33 U-70

N/A
140734

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 331

N/A 5.33 mm

N/A 70

N/A 56.52 mm

53.34 X 5.33 U-70

N/A
140666

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 330

N/A 5.33 mm

N/A 70

N/A 53.34 mm

50.52 X 1.78 U-70

N/A
140603

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 33

N/A 1.78 mm

N/A 70

N/A 50.52 mm

50.17 X 5.33 U-70

N/A
140599

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 329

N/A 5.33 mm

N/A 70

N/A 50.17 mm

46.99 X 5.33 U-70

N/A
140441

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 328

N/A 5.33 mm

N/A 70

N/A 46.99 mm

43.82 X 5.33 U-70

N/A
140325

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 327

N/A 5.33 mm

N/A 70

N/A 43.82 mm

40.64 X 5.33 U-70

N/A
140184

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 326

N/A 5.33 mm

N/A 70

N/A 40.64 mm

37.47 X 5.33 U-70

N/A
139968

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 325

N/A 5.33 mm

N/A 70

N/A 37.47 mm

34.29 X 5.33 U-70

N/A
139774

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 324

N/A 5.33 mm

N/A 70

N/A 34.29 mm

32.69 X 5.33 U-70

N/A
139654

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 323

N/A 5.33 mm

N/A 70

N/A 32.69 mm

31.12 X 5.33 U-70

N/A
139575

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 322

N/A 5.33 mm

N/A 70

N/A 31.12 mm

29.51 X 5.33 U-70

N/A
139426

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 321

N/A 5.33 mm

N/A 70

N/A 29.51 mm

27.94 X 5.33 U-70

N/A
139294

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 320

N/A 5.33 mm

N/A 70

N/A 27.94 mm

47.35 X 1.78 U-70

N/A
140469

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 32

N/A 1.78 mm

N/A 70

N/A 47.35 mm

26.34 X 5.33 U-70

N/A
139214

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 319

N/A 5.33 mm

N/A 70

N/A 26.34 mm

24.77 X 5.33 U-70

N/A
139062

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 318

N/A 5.33 mm

N/A 70

N/A 24.77 mm

23.16 X 5.33 U-70

N/A
138957

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 317

N/A 5.33 mm

N/A 70

N/A 23.16 mm