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 |
---|---|---|---|---|---|---|---|---|
BS806 U-70 |
IntegrationID
N/A 182441 |
Type N/A BS Standard O-Ring | Material N/A Polyurethane | Cross Section Width N/A 0.070 in1.78 mm | Durometer N/A 70 | Inside Diameter N/A 0.437 in11.10 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -806 |
BS806 U-90 |
IntegrationID
N/A 182442 |
Type N/A BS Standard O-Ring | Material N/A Polyurethane | Cross Section Width N/A 0.070 in1.78 mm | Durometer N/A 90 | Inside Diameter N/A 0.437 in11.10 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -806 |
BS804 U-70 |
IntegrationID
N/A 182443 |
Type N/A BS Standard O-Ring | Material N/A Polyurethane | Cross Section Width N/A 0.070 in1.78 mm | Durometer N/A 70 | Inside Diameter N/A 0.313 in7.94 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -804 |
BS804 U-90 |
IntegrationID
N/A 182444 |
Type N/A BS Standard O-Ring | Material N/A Polyurethane | Cross Section Width N/A 0.070 in1.78 mm | Durometer N/A 90 | Inside Diameter N/A 0.313 in7.94 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -804 |
BS803 U-70 |
IntegrationID
N/A 182445 |
Type N/A BS Standard O-Ring | Material N/A Polyurethane | Cross Section Width N/A 0.070 in1.78 mm | Durometer N/A 70 | Inside Diameter N/A 0.25 in6.35 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -803 |
BS803 U-90 |
IntegrationID
N/A 182446 |
Type N/A BS Standard O-Ring | Material N/A Polyurethane | Cross Section Width N/A 0.070 in1.78 mm | Durometer N/A 90 | Inside Diameter N/A 0.25 in6.35 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -803 |
BS802 U-70 |
IntegrationID
N/A 182447 |
Type N/A BS Standard O-Ring | Material N/A Polyurethane | Cross Section Width N/A 0.070 in1.78 mm | Durometer N/A 70 | Inside Diameter N/A 0.187 in4.75 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -802 |
BS802 U-90 |
IntegrationID
N/A 182448 |
Type N/A BS Standard O-Ring | Material N/A Polyurethane | Cross Section Width N/A 0.070 in1.78 mm | Durometer N/A 90 | Inside Diameter N/A 0.187 in4.75 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -802 |
BS801 U-70 |
IntegrationID
N/A 182449 |
Type N/A BS Standard O-Ring | Material N/A Polyurethane | Cross Section Width N/A 0.070 in1.78 mm | Durometer N/A 70 | Inside Diameter N/A 0.125 in3.18 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -801 |
BS801 U-90 |
IntegrationID
N/A 182450 |
Type N/A BS Standard O-Ring | Material N/A Polyurethane | Cross Section Width N/A 0.070 in1.78 mm | Durometer N/A 90 | Inside Diameter N/A 0.125 in3.18 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -801 |
BS650 U-70 |
IntegrationID
N/A 182451 |
Type N/A BS Standard O-Ring | Material N/A Polyurethane | Cross Section Width N/A 0.275 in6.99 mm | Durometer N/A 70 | Inside Diameter N/A 13.225 in335.92 mm | CSW Tolerance N/A 0.006 in0.15 mm | BS Number N/A -650 |
BS650 U-90 |
IntegrationID
N/A 182452 |
Type N/A BS Standard O-Ring | Material N/A Polyurethane | Cross Section Width N/A 0.275 in6.99 mm | Durometer N/A 90 | Inside Diameter N/A 13.225 in335.92 mm | CSW Tolerance N/A 0.006 in0.15 mm | BS Number N/A -650 |
BS649 U-70 |
IntegrationID
N/A 182453 |
Type N/A BS Standard O-Ring | Material N/A Polyurethane | Cross Section Width N/A 0.275 in6.99 mm | Durometer N/A 70 | Inside Diameter N/A 12.725 in323.22 mm | CSW Tolerance N/A 0.006 in0.15 mm | BS Number N/A -649 |
BS649 U-90 |
IntegrationID
N/A 182454 |
Type N/A BS Standard O-Ring | Material N/A Polyurethane | Cross Section Width N/A 0.275 in6.99 mm | Durometer N/A 90 | Inside Diameter N/A 12.725 in323.22 mm | CSW Tolerance N/A 0.006 in0.15 mm | BS Number N/A -649 |
BS648 U-70 |
IntegrationID
N/A 182455 |
Type N/A BS Standard O-Ring | Material N/A Polyurethane | Cross Section Width N/A 0.275 in6.99 mm | Durometer N/A 70 | Inside Diameter N/A 12.225 in310.52 mm | CSW Tolerance N/A 0.006 in0.15 mm | BS Number N/A -648 |
BS648 U-90 |
IntegrationID
N/A 182456 |
Type N/A BS Standard O-Ring | Material N/A Polyurethane | Cross Section Width N/A 0.275 in6.99 mm | Durometer N/A 90 | Inside Diameter N/A 12.225 in310.52 mm | CSW Tolerance N/A 0.006 in0.15 mm | BS Number N/A -648 |
BS647 U-70 |
IntegrationID
N/A 182457 |
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 6.85 in173.99 mm | CSW Tolerance N/A 0.005 in0.13 mm | BS Number N/A -647 |
BS647 U-90 |
IntegrationID
N/A 182458 |
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 6.85 in173.99 mm | CSW Tolerance N/A 0.005 in0.13 mm | BS Number N/A -647 |
BS646 U-70 |
IntegrationID
N/A 182459 |
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 6.600 in167.64 mm | CSW Tolerance N/A 0.005 in0.13 mm | BS Number N/A -646 |
BS646 U-90 |
IntegrationID
N/A 182460 |
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 6.600 in167.64 mm | CSW Tolerance N/A 0.005 in0.13 mm | BS Number N/A -646 |
BS645 U-70 |
IntegrationID
N/A 182461 |
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 6.35 in161.29 mm | CSW Tolerance N/A 0.005 in0.13 mm | BS Number N/A -645 |
BS645 U-90 |
IntegrationID
N/A 182462 |
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 6.35 in161.29 mm | CSW Tolerance N/A 0.005 in0.13 mm | BS Number N/A -645 |
BS644 U-70 |
IntegrationID
N/A 182463 |
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 6.100 in154.94 mm | CSW Tolerance N/A 0.005 in0.13 mm | BS Number N/A -644 |
BS644 U-90 |
IntegrationID
N/A 182464 |
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 6.100 in154.94 mm | CSW Tolerance N/A 0.005 in0.13 mm | BS Number N/A -644 |
BS643 U-70 |
IntegrationID
N/A 182465 |
Type N/A BS Standard O-Ring | Material N/A Polyurethane | Cross Section Width N/A 0.103 in2.62 mm | Durometer N/A 70 | Inside Diameter N/A 3.299 in83.79 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -643 |