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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
135.89 X 6.99 U-70 N/A
137952
N/A Metric Standard O-Ring N/A Polyurethane N/A 432 N/A 6.99 mm N/A 70 N/A 135.89 mm
132.72 X 6.99 U-70 N/A
137919
N/A Metric Standard O-Ring N/A Polyurethane N/A 431 N/A 6.99 mm N/A 70 N/A 132.72 mm
129.54 X 6.99 U-70 N/A
137860
N/A Metric Standard O-Ring N/A Polyurethane N/A 430 N/A 6.99 mm N/A 70 N/A 129.54 mm
88.62 X 1.78 U-70 N/A
141335
N/A Metric Standard O-Ring N/A Polyurethane N/A 43 N/A 1.78 mm N/A 70 N/A 88.62 mm
126.37 X 6.99 U-70 N/A
137828
N/A Metric Standard O-Ring N/A Polyurethane N/A 429 N/A 6.99 mm N/A 70 N/A 126.37 mm
123.19 X 6.99 U-70 N/A
137791
N/A Metric Standard O-Ring N/A Polyurethane N/A 428 N/A 6.99 mm N/A 70 N/A 123.19 mm
120.02 X 6.99 U-70 N/A
137765
N/A Metric Standard O-Ring N/A Polyurethane N/A 427 N/A 6.99 mm N/A 70 N/A 120.02 mm
116.84 X 6.99 U-70 N/A
137695
N/A Metric Standard O-Ring N/A Polyurethane N/A 426 N/A 6.99 mm N/A 70 N/A 116.84 mm
113.67 X 6.99 U-70 N/A
137658
N/A Metric Standard O-Ring N/A Polyurethane N/A 425 N/A 6.99 mm N/A 70 N/A 113.67 mm
110.49 X 6.99 U-70 N/A
137633
N/A Metric Standard O-Ring N/A Polyurethane N/A 424 N/A 6.99 mm N/A 70 N/A 110.49 mm
107.32 X 6.99 U-70 N/A
137569
N/A Metric Standard O-Ring N/A Polyurethane N/A 423 N/A 6.99 mm N/A 70 N/A 107.32 mm
104.14 X 6.99 U-70 N/A
137533
N/A Metric Standard O-Ring N/A Polyurethane N/A 422 N/A 6.99 mm N/A 70 N/A 104.14 mm
100.97 X 6.99 U-70 N/A
137499
N/A Metric Standard O-Ring N/A Polyurethane N/A 421 N/A 6.99 mm N/A 70 N/A 100.97 mm
97.79 X 6.99 U-70 N/A
141486
N/A Metric Standard O-Ring N/A Polyurethane N/A 420 N/A 6.99 mm N/A 70 N/A 97.79 mm
82.27 X 1.78 U-70 N/A
141256
N/A Metric Standard O-Ring N/A Polyurethane N/A 42 N/A 1.78 mm N/A 70 N/A 82.27 mm
94.62 X 6.99 U-70 N/A
141449
N/A Metric Standard O-Ring N/A Polyurethane N/A 419 N/A 6.99 mm N/A 70 N/A 94.62 mm
91.44 X 6.99 U-70 N/A
141408
N/A Metric Standard O-Ring N/A Polyurethane N/A 418 N/A 6.99 mm N/A 70 N/A 91.44 mm
88.27 X 6.99 U-70 N/A
141332
N/A Metric Standard O-Ring N/A Polyurethane N/A 417 N/A 6.99 mm N/A 70 N/A 88.27 mm
85.09 X 6.99 U-70 N/A
141300
N/A Metric Standard O-Ring N/A Polyurethane N/A 416 N/A 6.99 mm N/A 70 N/A 85.09 mm
81.92 X 6.99 U-70 N/A
141244
N/A Metric Standard O-Ring N/A Polyurethane N/A 415 N/A 6.99 mm N/A 70 N/A 81.92 mm
78.74 X 6.99 U-70 N/A
141169
N/A Metric Standard O-Ring N/A Polyurethane N/A 414 N/A 6.99 mm N/A 70 N/A 78.74 mm
247.02 X 5.33 U-70 N/A
139109
N/A Metric Standard O-Ring N/A Polyurethane N/A 41339 N/A 5.33 mm N/A 70 N/A 247.02 mm
240.67 X 5.33 U-70 N/A
139070
N/A Metric Standard O-Ring N/A Polyurethane N/A 41338 N/A 5.33 mm N/A 70 N/A 240.67 mm
234.32 X 5.33 U-70 N/A
139001
N/A Metric Standard O-Ring N/A Polyurethane N/A 41337 N/A 5.33 mm N/A 70 N/A 234.32 mm
221.62 X 5.33 U-70 N/A
138891
N/A Metric Standard O-Ring N/A Polyurethane N/A 41335 N/A 5.33 mm N/A 70 N/A 221.62 mm
Unit of Measure
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