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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.

Metric O-Rings
Unit of Measure
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Item #

IntegrationID

Type

Material

Cross Reference

Cross Section Width

Durometer

Inside Diameter

Quantity
39.7 X 3.53 U-70 N/A
140102
N/A Metric Standard O-Ring N/A Polyurethane N/A BS824 N/A 3.53 mm N/A 70 N/A 39.70 mm
23.81 X 2.62 U-70 N/A
138975
N/A Metric Standard O-Ring N/A Polyurethane N/A BS814 N/A 2.62 mm N/A 70 N/A 23.81 mm
22.23 X 2.62 U-70 N/A
138867
N/A Metric Standard O-Ring N/A Polyurethane N/A BS813 N/A 2.62 mm N/A 70 N/A 22.23 mm
20.64 X 2.62 U-70 N/A
138686
N/A Metric Standard O-Ring N/A Polyurethane N/A BS812 N/A 2.62 mm N/A 70 N/A 20.64 mm
17.46 X 2.62 U-70 N/A
138345
N/A Metric Standard O-Ring N/A Polyurethane N/A BS810 N/A 2.62 mm N/A 70 N/A 17.46 mm
15.88 X 2.62 U-70 N/A
138143
N/A Metric Standard O-Ring N/A Polyurethane N/A BS809 N/A 2.62 mm N/A 70 N/A 15.88 mm
12.7 X 2.62 U-70 N/A
137754
N/A Metric Standard O-Ring N/A Polyurethane N/A BS807 N/A 2.62 mm N/A 70 N/A 12.70 mm
11.11 X 1.78 U-70 N/A
137609
N/A Metric Standard O-Ring N/A Polyurethane N/A BS806 N/A 1.78 mm N/A 70 N/A 11.11 mm
7.94 X 1.78 U-70 N/A
141036
N/A Metric Standard O-Ring N/A Polyurethane N/A BS804 N/A 1.78 mm N/A 70 N/A 7.94 mm
6.35 X 1.78 U-70 N/A
140817
N/A Metric Standard O-Ring N/A Polyurethane N/A BS803 N/A 1.78 mm N/A 70 N/A 6.35 mm
476 X 1.78 U-70 N/A
140487
N/A Metric Standard O-Ring N/A Polyurethane N/A BS802 N/A 1.78 mm N/A 70 N/A 476.00 mm
3.17 X 1.78 U-70 N/A
139483
N/A Metric Standard O-Ring N/A Polyurethane N/A BS801 N/A 1.78 mm N/A 70 N/A 3.17 mm
155.6 X 6.99 U-70 N/A
138194
N/A Metric Standard O-Ring N/A Polyurethane N/A BS8 72 N/A 6.99 mm N/A 70 N/A 155.60 mm
297.8 X 6.99 U-70 N/A
139468
N/A Metric Standard O-Ring N/A Polyurethane N/A BS688 N/A 6.99 mm N/A 70 N/A 297.80 mm
285.1 X 6.99 U-70 N/A
139389
N/A Metric Standard O-Ring N/A Polyurethane N/A BS686 N/A 6.99 mm N/A 70 N/A 285.10 mm
272.4 X 6.99 U-70 N/A
139310
N/A Metric Standard O-Ring N/A Polyurethane N/A BS684 N/A 6.99 mm N/A 70 N/A 272.40 mm
259.7 X 6.99 U-70 N/A
139201
N/A Metric Standard O-Ring N/A Polyurethane N/A BS682 N/A 6.99 mm N/A 70 N/A 259.70 mm
247 X 6.99 U-70 N/A
139108
N/A Metric Standard O-Ring N/A Polyurethane N/A BS680 N/A 6.99 mm N/A 70 N/A 247.00 mm
234.32 X 6.99 U-70 N/A
139002
N/A Metric Standard O-Ring N/A Polyurethane N/A BS678 N/A 6.99 mm N/A 70 N/A 234.32 mm
221.62 X 6.99 U-70 N/A
138892
N/A Metric Standard O-Ring N/A Polyurethane N/A BS676 N/A 6.99 mm N/A 70 N/A 221.62 mm
208.92 X 6.99 U-70 N/A
138749
N/A Metric Standard O-Ring N/A Polyurethane N/A BS674 N/A 6.99 mm N/A 70 N/A 208.92 mm
335.9 X 6.99 U-70 N/A
139746
N/A Metric Standard O-Ring N/A Polyurethane N/A BS650 N/A 6.99 mm N/A 70 N/A 335.90 mm
323.2 X 6.99 U-70 N/A
139673
N/A Metric Standard O-Ring N/A Polyurethane N/A BS649 N/A 6.99 mm N/A 70 N/A 323.20 mm
310.5 X 6.99 U-70 N/A
139595
N/A Metric Standard O-Ring N/A Polyurethane N/A BS648 N/A 6.99 mm N/A 70 N/A 310.50 mm
174 X 5.33 U-70 N/A
138391
N/A Metric Standard O-Ring N/A Polyurethane N/A BS647 N/A 5.33 mm N/A 70 N/A 174.00 mm
Unit of Measure
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