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 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.

BS O-Rings
Unit of Measure
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Item #

IntegrationID

Type

Material

Cross Section Width

Durometer

Inside Diameter

CSW Tolerance

BS Number

Quantity
BS394 U-90 N/A
182666 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.210 in5.33 mm N/A 90 N/A 24.940 in633.48 mm N/A 0.005 in0.13 mm N/A -394
BS393 U-70 N/A
182667 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.210 in5.33 mm N/A 70 N/A 23.940 in608.08 mm N/A 0.005 in0.13 mm N/A -393
BS393 U-90 N/A
182668 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.210 in5.33 mm N/A 90 N/A 23.940 in608.08 mm N/A 0.005 in0.13 mm N/A -393
BS392 U-70 N/A
182669 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.210 in5.33 mm N/A 70 N/A 22.940 in582.68 mm N/A 0.005 in0.13 mm N/A -392
BS392 U-90 N/A
182670 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.210 in5.33 mm N/A 90 N/A 22.940 in582.68 mm N/A 0.005 in0.13 mm N/A -392
BS391 U-70 N/A
182671 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.210 in5.33 mm N/A 70 N/A 21.955 in557.66 mm N/A 0.005 in0.13 mm N/A -391
BS391 U-90 N/A
182672 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.210 in5.33 mm N/A 90 N/A 21.955 in557.66 mm N/A 0.005 in0.13 mm N/A -391
BS390 U-70 N/A
182673 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.210 in5.33 mm N/A 70 N/A 20.955 in532.26 mm N/A 0.005 in0.13 mm N/A -390
BS390 U-90 N/A
182674 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.210 in5.33 mm N/A 90 N/A 20.955 in532.26 mm N/A 0.005 in0.13 mm N/A -390
BS389 U-70 N/A
182675 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.210 in5.33 mm N/A 70 N/A 19.955 in506.86 mm N/A 0.005 in0.13 mm N/A -389
BS389 U-90 N/A
182676 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.210 in5.33 mm N/A 90 N/A 19.955 in506.86 mm N/A 0.005 in0.13 mm N/A -389
BS388 U-70 N/A
182677 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.210 in5.33 mm N/A 70 N/A 18.955 in481.46 mm N/A 0.005 in0.13 mm N/A -388
BS388 U-90 N/A
182678 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.210 in5.33 mm N/A 90 N/A 18.955 in481.46 mm N/A 0.005 in0.13 mm N/A -388
BS387 U-70 N/A
182679 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.210 in5.33 mm N/A 70 N/A 17.955 in456.06 mm N/A 0.005 in0.13 mm N/A -387
BS387 U-90 N/A
182680 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.210 in5.33 mm N/A 90 N/A 17.955 in456.06 mm N/A 0.005 in0.13 mm N/A -387
BS386 U-70 N/A
182681 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.210 in5.33 mm N/A 70 N/A 16.955 in430.66 mm N/A 0.005 in0.13 mm N/A -386
BS386 U-90 N/A
182682 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.210 in5.33 mm N/A 90 N/A 16.955 in430.66 mm N/A 0.005 in0.13 mm N/A -386
BS385 U-70 N/A
182683 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.210 in5.33 mm N/A 70 N/A 15.955 in405.26 mm N/A 0.005 in0.13 mm N/A -385
BS385 U-90 N/A
182684 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.210 in5.33 mm N/A 90 N/A 15.955 in405.26 mm N/A 0.005 in0.13 mm N/A -385
BS384 U-70 N/A
182685 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.210 in5.33 mm N/A 70 N/A 14.975 in380.37 mm N/A 0.005 in0.13 mm N/A -384
BS384 U-90 N/A
182686 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.210 in5.33 mm N/A 90 N/A 14.975 in380.37 mm N/A 0.005 in0.13 mm N/A -384
BS383 U-70 N/A
182687 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.210 in5.33 mm N/A 70 N/A 13.975 in354.97 mm N/A 0.005 in0.13 mm N/A -383
BS383 U-90 N/A
182688 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.210 in5.33 mm N/A 90 N/A 13.975 in354.97 mm N/A 0.005 in0.13 mm N/A -383
BS382 U-70 N/A
182689 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.210 in5.33 mm N/A 70 N/A 12.975 in329.57 mm N/A 0.005 in0.13 mm N/A -382
BS382 U-90 N/A
182690 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.210 in5.33 mm N/A 90 N/A 12.975 in329.57 mm N/A 0.005 in0.13 mm N/A -382
Unit of Measure
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