Monroe
OneMonroe
Locations Throughout the Country
ISO 9001:2015
Tel: (877) 740-2007
Fax: (800) 453-9683
Email: sales@askmonroe.com
Website: monroeengineering.com
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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

Product Guides

Quantity
36.27 X 1.78 U-70 N/A
139906 		N/A Metric Standard O-Ring N/A Polyurethane N/A BS517 N/A 1.78 mm N/A 70 N/A 36.27 mm N/A Seal Guides
59.36 X 3 U-70 N/A
140784 		N/A Metric Standard O-Ring N/A Polyurethane N/A 932 N/A 3.00 mm N/A 70 N/A 59.36 mm N/A Seal Guides
53.09 X 3 U-70 N/A
140665 		N/A Metric Standard O-Ring N/A Polyurethane N/A 928 N/A 3.00 mm N/A 70 N/A 53.09 mm N/A Seal Guides
43.69 X 3 U-70 N/A
140321 		N/A Metric Standard O-Ring N/A Polyurethane N/A 924 N/A 3.00 mm N/A 70 N/A 43.69 mm N/A Seal Guides
37.4 X 3 U-70 N/A
139967 		N/A Metric Standard O-Ring N/A Polyurethane N/A 920 N/A 3.00 mm N/A 70 N/A 37.40 mm N/A Seal Guides
34.42 X 2.95 U-70 N/A
139777 		N/A Metric Standard O-Ring N/A Polyurethane N/A 918 N/A 2.95 mm N/A 70 N/A 34.42 mm N/A Seal Guides
29.74 X 2.95 U-70 N/A
139429 		N/A Metric Standard O-Ring N/A Polyurethane N/A 916 N/A 2.95 mm N/A 70 N/A 29.74 mm N/A Seal Guides
26.59 X 2.95 U-70 N/A
139222 		N/A Metric Standard O-Ring N/A Polyurethane N/A 914 N/A 2.95 mm N/A 70 N/A 26.59 mm N/A Seal Guides
25.04 X 2.95 U-70 N/A
139139 		N/A Metric Standard O-Ring N/A Polyurethane N/A 913 N/A 2.95 mm N/A 70 N/A 25.04 mm N/A Seal Guides
23.47 X 2.95 U-70 N/A
138961 		N/A Metric Standard O-Ring N/A Polyurethane N/A 912 N/A 2.95 mm N/A 70 N/A 23.47 mm N/A Seal Guides
21.92 X 2.95 U-70 N/A
138790 		N/A Metric Standard O-Ring N/A Polyurethane N/A 911 N/A 2.95 mm N/A 70 N/A 21.92 mm N/A Seal Guides
19.18 X 2.46 U-70 N/A
138548 		N/A Metric Standard O-Ring N/A Polyurethane N/A 910 N/A 2.46 mm N/A 70 N/A 19.18 mm N/A Seal Guides
17.93 X 2.46 U-70 N/A
138357 		N/A Metric Standard O-Ring N/A Polyurethane N/A 909 N/A 2.46 mm N/A 70 N/A 17.93 mm N/A Seal Guides
13.46 X 2.08 U-70 N/A
137878 		N/A Metric Standard O-Ring N/A Polyurethane N/A 907 N/A 2.08 mm N/A 70 N/A 13.46 mm N/A Seal Guides
11.89 X 1.98 U-70 N/A
137620 		N/A Metric Standard O-Ring N/A Polyurethane N/A 906 N/A 1.98 mm N/A 70 N/A 11.89 mm N/A Seal Guides
16.36 X 2.21 U-70 N/A
138242 		N/A Metric Standard O-Ring N/A Polyurethane N/A 906 N/A 2.21 mm N/A 70 N/A 16.36 mm N/A Seal Guides
10.52 X 1.83 U-70 N/A
137478 		N/A Metric Standard O-Ring N/A Polyurethane N/A 905 N/A 1.83 mm N/A 70 N/A 10.52 mm N/A Seal Guides
8.92 X 1.83 U-70 N/A
141217 		N/A Metric Standard O-Ring N/A Polyurethane N/A 904 N/A 1.83 mm N/A 70 N/A 8.92 mm N/A Seal Guides
7.65 X 1.63 U-70 N/A
141032 		N/A Metric Standard O-Ring N/A Polyurethane N/A 903 N/A 1.63 mm N/A 70 N/A 7.65 mm N/A Seal Guides
6.07 X 1.63 U-70 N/A
140811 		N/A Metric Standard O-Ring N/A Polyurethane N/A 902 N/A 1.63 mm N/A 70 N/A 6.07 mm N/A Seal Guides
4.7 X 1.42 U-70 N/A
140165 		N/A Metric Standard O-Ring N/A Polyurethane N/A 901 N/A 1.42 mm N/A 70 N/A 4.70 mm N/A Seal Guides
5.28 X 1.78 U-70 N/A
140573 		N/A Metric Standard O-Ring N/A Polyurethane N/A 9 N/A 1.78 mm N/A 70 N/A 5.28 mm N/A Seal Guides
4.47 X 1.78 U-70 N/A
140156 		N/A Metric Standard O-Ring N/A Polyurethane N/A 8 N/A 1.78 mm N/A 70 N/A 4.47 mm N/A Seal Guides
3.68 X 1.78 U-70 N/A
139497 		N/A Metric Standard O-Ring N/A Polyurethane N/A 7 N/A 1.78 mm N/A 70 N/A 3.68 mm N/A Seal Guides
2.9 X 1.78 U-70 N/A
138661 		N/A Metric Standard O-Ring N/A Polyurethane N/A 6 N/A 1.78 mm N/A 70 N/A 2.90 mm N/A Seal Guides
Unit of Measure
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