OneMonroe Polyurethane O-Rings are designed for applications that demand superior wear resistance, flexibility, and resilience. Constructed from high-quality polyurethane material, these O-rings offer an excellent balance between strength and elasticity, making them perfect for heavy-duty applications where traditional rubber rings may fail. Polyurethane is renowned for its exceptional tear resistance, abrasion tolerance, and longevity, enabling OneMonroe O-Rings to deliver reliable performance even in challenging environments. From industrial machinery and automotive components to hydraulic and pneumatic systems, our polyurethane O-rings provide a dependable seal in numerous applications.
These O-rings are manufactured to precise standards, ensuring a consistent and reliable fit for various equipment and machinery. Polyurethane material is particularly well-suited for sealing applications that encounter high-pressure or high-vibration conditions, as it is less prone to deformation and degradation over time. Available in a broad range of sizes, OneMonroe Polyurethane O-Rings meet diverse requirements, providing dependable sealing solutions that minimize maintenance and downtime. Our commitment to quality means each O-ring undergoes rigorous testing to ensure optimal performance, whether in low-friction, static sealing, or dynamic, high-motion environments.
At Monroe, we prioritize durability, efficiency, and adaptability in every product we offer. Our polyurethane O-rings are specifically engineered for durability and longevity, reducing the need for frequent replacements. For industries where reliability is essential, OneMonroe Polyurethane O-Rings provide a practical and cost-effective solution that withstands the rigors of daily operation. Whether you need to upgrade an existing system or are working on a new project, OneMonroe offers the high-performance polyurethane O-rings you can count on to keep your equipment running smoothly and effectively.
For more information, please see: Comparison Properties Chart, PTFE Encapsulated O-rings, Material Shelf Life, and O-ring Groove Design Chart.
Cross Section Width (in)
Cross Section Width (mm)
Durometer
Inside Diameter (in)
Inside Diameter (mm)
Item # |
IntegrationID |
Type |
Material |
Cross Section Width |
Durometer |
Inside Diameter |
CSW Tolerance |
BS Number |
---|---|---|---|---|---|---|---|---|
BS868 U-90 |
IntegrationID
N/A 182366 |
Type N/A BS Standard O-Ring | Material N/A Polyurethane | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 90 | Inside Diameter N/A 5.625 in142.88 mm | CSW Tolerance N/A 0.005 in0.13 mm | BS Number N/A -868 |
BS867 U-70 |
IntegrationID
N/A 182367 |
Type N/A BS Standard O-Ring | Material N/A Polyurethane | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 70 | Inside Diameter N/A 5.5 in139.70 mm | CSW Tolerance N/A 0.005 in0.13 mm | BS Number N/A -867 |
BS867 U-90 |
IntegrationID
N/A 182368 |
Type N/A BS Standard O-Ring | Material N/A Polyurethane | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 90 | Inside Diameter N/A 5.5 in139.70 mm | CSW Tolerance N/A 0.005 in0.13 mm | BS Number N/A -867 |
BS866 U-70 |
IntegrationID
N/A 182369 |
Type N/A BS Standard O-Ring | Material N/A Polyurethane | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 70 | Inside Diameter N/A 5.375 in136.53 mm | CSW Tolerance N/A 0.005 in0.13 mm | BS Number N/A -866 |
BS866 U-90 |
IntegrationID
N/A 182370 |
Type N/A BS Standard O-Ring | Material N/A Polyurethane | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 90 | Inside Diameter N/A 5.375 in136.53 mm | CSW Tolerance N/A 0.005 in0.13 mm | BS Number N/A -866 |
BS865 U-70 |
IntegrationID
N/A 182371 |
Type N/A BS Standard O-Ring | Material N/A Polyurethane | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 70 | Inside Diameter N/A 5.25 in133.35 mm | CSW Tolerance N/A 0.005 in0.13 mm | BS Number N/A -865 |
BS865 U-90 |
IntegrationID
N/A 182372 |
Type N/A BS Standard O-Ring | Material N/A Polyurethane | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 90 | Inside Diameter N/A 5.25 in133.35 mm | CSW Tolerance N/A 0.005 in0.13 mm | BS Number N/A -865 |
BS864 U-70 |
IntegrationID
N/A 182373 |
Type N/A BS Standard O-Ring | Material N/A Polyurethane | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 70 | Inside Diameter N/A 5.125 in130.18 mm | CSW Tolerance N/A 0.005 in0.13 mm | BS Number N/A -864 |
BS864 U-90 |
IntegrationID
N/A 182374 |
Type N/A BS Standard O-Ring | Material N/A Polyurethane | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 90 | Inside Diameter N/A 5.125 in130.18 mm | CSW Tolerance N/A 0.005 in0.13 mm | BS Number N/A -864 |
BS863 U-70 |
IntegrationID
N/A 182375 |
Type N/A BS Standard O-Ring | Material N/A Polyurethane | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 70 | Inside Diameter N/A 5.000 in127.00 mm | CSW Tolerance N/A 0.005 in0.13 mm | BS Number N/A -863 |
BS863 U-90 |
IntegrationID
N/A 182376 |
Type N/A BS Standard O-Ring | Material N/A Polyurethane | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 90 | Inside Diameter N/A 5.000 in127.00 mm | CSW Tolerance N/A 0.005 in0.13 mm | BS Number N/A -863 |
BS862 U-70 |
IntegrationID
N/A 182377 |
Type N/A BS Standard O-Ring | Material N/A Polyurethane | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 70 | Inside Diameter N/A 4.875 in123.83 mm | CSW Tolerance N/A 0.005 in0.13 mm | BS Number N/A -862 |
BS862 U-90 |
IntegrationID
N/A 182378 |
Type N/A BS Standard O-Ring | Material N/A Polyurethane | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 90 | Inside Diameter N/A 4.875 in123.83 mm | CSW Tolerance N/A 0.005 in0.13 mm | BS Number N/A -862 |
BS861 U-70 |
IntegrationID
N/A 182379 |
Type N/A BS Standard O-Ring | Material N/A Polyurethane | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 70 | Inside Diameter N/A 4.75 in120.65 mm | CSW Tolerance N/A 0.005 in0.13 mm | BS Number N/A -861 |
BS861 U-90 |
IntegrationID
N/A 182380 |
Type N/A BS Standard O-Ring | Material N/A Polyurethane | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 90 | Inside Diameter N/A 4.75 in120.65 mm | CSW Tolerance N/A 0.005 in0.13 mm | BS Number N/A -861 |
BS860 U-70 |
IntegrationID
N/A 182381 |
Type N/A BS Standard O-Ring | Material N/A Polyurethane | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 70 | Inside Diameter N/A 4.625 in117.48 mm | CSW Tolerance N/A 0.005 in0.13 mm | BS Number N/A -860 |
BS860 U-90 |
IntegrationID
N/A 182382 |
Type N/A BS Standard O-Ring | Material N/A Polyurethane | Cross Section Width N/A 0.210 in5.33 mm | Durometer N/A 90 | Inside Diameter N/A 4.625 in117.48 mm | CSW Tolerance N/A 0.005 in0.13 mm | BS Number N/A -860 |
BS846 U-70 |
IntegrationID
N/A 182383 |
Type N/A BS Standard O-Ring | Material N/A Polyurethane | Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A 70 | Inside Diameter N/A 2.937 in74.60 mm | CSW Tolerance N/A 0.004 in0.10 mm | BS Number N/A -846 |
BS846 U-90 |
IntegrationID
N/A 182384 |
Type N/A BS Standard O-Ring | Material N/A Polyurethane | Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A 90 | Inside Diameter N/A 2.937 in74.60 mm | CSW Tolerance N/A 0.004 in0.10 mm | BS Number N/A -846 |
BS845 U-70 |
IntegrationID
N/A 182385 |
Type N/A BS Standard O-Ring | Material N/A Polyurethane | Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A 70 | Inside Diameter N/A 2.875 in73.03 mm | CSW Tolerance N/A 0.004 in0.10 mm | BS Number N/A -845 |
BS845 U-90 |
IntegrationID
N/A 182386 |
Type N/A BS Standard O-Ring | Material N/A Polyurethane | Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A 90 | Inside Diameter N/A 2.875 in73.03 mm | CSW Tolerance N/A 0.004 in0.10 mm | BS Number N/A -845 |
BS844 U-70 |
IntegrationID
N/A 182387 |
Type N/A BS Standard O-Ring | Material N/A Polyurethane | Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A 70 | Inside Diameter N/A 2.813 in71.44 mm | CSW Tolerance N/A 0.004 in0.10 mm | BS Number N/A -844 |
BS844 U-90 |
IntegrationID
N/A 182388 |
Type N/A BS Standard O-Ring | Material N/A Polyurethane | Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A 90 | Inside Diameter N/A 2.813 in71.44 mm | CSW Tolerance N/A 0.004 in0.10 mm | BS Number N/A -844 |
BS843 U-70 |
IntegrationID
N/A 182389 |
Type N/A BS Standard O-Ring | Material N/A Polyurethane | Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A 70 | Inside Diameter N/A 2.75 in69.85 mm | CSW Tolerance N/A 0.004 in0.10 mm | BS Number N/A -843 |
BS843 U-90 |
IntegrationID
N/A 182390 |
Type N/A BS Standard O-Ring | Material N/A Polyurethane | Cross Section Width N/A 0.139 in3.53 mm | Durometer N/A 90 | Inside Diameter N/A 2.75 in69.85 mm | CSW Tolerance N/A 0.004 in0.10 mm | BS Number N/A -843 |