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

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
« 6 7 8 9 10 »  

Item #

IntegrationID

Type

Material

Cross Section Width

Durometer

Inside Diameter

CSW Tolerance

BS Number

Quantity
BS561 U-90 N/A
182516 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 90 N/A 6.72 in170.69 mm N/A 0.003 in0.08 mm N/A -561
BS560 U-70 N/A
182517 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 70 N/A 6.695 in170.05 mm N/A 0.003 in0.08 mm N/A -560
BS560 U-90 N/A
182518 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 90 N/A 6.695 in170.05 mm N/A 0.003 in0.08 mm N/A -560
BS559 U-70 N/A
182519 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 70 N/A 6.470 in164.34 mm N/A 0.003 in0.08 mm N/A -559
BS559 U-90 N/A
182520 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 90 N/A 6.470 in164.34 mm N/A 0.003 in0.08 mm N/A -559
BS558 U-70 N/A
182521 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 70 N/A 6.345 in161.16 mm N/A 0.003 in0.08 mm N/A -558
BS558 U-90 N/A
182522 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 90 N/A 6.345 in161.16 mm N/A 0.003 in0.08 mm N/A -558
BS557 U-70 N/A
182523 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 70 N/A 6.22 in157.99 mm N/A 0.003 in0.08 mm N/A -557
BS557 U-90 N/A
182524 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 90 N/A 6.22 in157.99 mm N/A 0.003 in0.08 mm N/A -557
BS556 U-70 N/A
182525 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 70 N/A 6.095 in154.81 mm N/A 0.003 in0.08 mm N/A -556
BS556 U-90 N/A
182526 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 90 N/A 6.095 in154.81 mm N/A 0.003 in0.08 mm N/A -556
BS555 U-70 N/A
182527 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 70 N/A 5.97 in151.64 mm N/A 0.003 in0.08 mm N/A -555
BS555 U-90 N/A
182528 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 90 N/A 5.97 in151.64 mm N/A 0.003 in0.08 mm N/A -555
BS554 U-70 N/A
182529 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 70 N/A 5.845 in148.46 mm N/A 0.003 in0.08 mm N/A -554
BS554 U-90 N/A
182530 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 90 N/A 5.845 in148.46 mm N/A 0.003 in0.08 mm N/A -554
BS553 U-70 N/A
182531 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 70 N/A 5.72 in145.29 mm N/A 0.003 in0.08 mm N/A -553
BS553 U-90 N/A
182532 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 90 N/A 5.72 in145.29 mm N/A 0.003 in0.08 mm N/A -553
BS552 U-70 N/A
182533 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 70 N/A 5.595 in142.11 mm N/A 0.003 in0.08 mm N/A -552
BS552 U-90 N/A
182534 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 90 N/A 5.595 in142.11 mm N/A 0.003 in0.08 mm N/A -552
BS551 U-70 N/A
182535 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 70 N/A 5.47 in138.94 mm N/A 0.003 in0.08 mm N/A -551
BS551 U-90 N/A
182536 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 90 N/A 5.47 in138.94 mm N/A 0.003 in0.08 mm N/A -551
BS550 U-70 N/A
182537 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 70 N/A 5.345 in135.76 mm N/A 0.003 in0.08 mm N/A -550
BS550 U-90 N/A
182538 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 90 N/A 5.345 in135.76 mm N/A 0.003 in0.08 mm N/A -550
BS548 U-70 N/A
182539 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 70 N/A 5.095 in129.41 mm N/A 0.003 in0.08 mm N/A -548
BS548 U-90 N/A
182540 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 90 N/A 5.095 in129.41 mm N/A 0.003 in0.08 mm N/A -548
Unit of Measure
« 6 7 8 9 10 »