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
BS19 U-90 N/A
183216 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 90 N/A 0.801 in20.35 mm N/A 0.003 in0.08 mm N/A -019
BS18 U-70 N/A
183217 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 70 N/A 0.739 in18.77 mm N/A 0.003 in0.08 mm N/A -018
BS18 U-90 N/A
183218 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 90 N/A 0.739 in18.77 mm N/A 0.003 in0.08 mm N/A -018
BS17 U-70 N/A
183219 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 70 N/A 0.676 in17.17 mm N/A 0.003 in0.08 mm N/A -017
BS17 U-90 N/A
183220 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 90 N/A 0.676 in17.17 mm N/A 0.003 in0.08 mm N/A -017
BS16 U-70 N/A
183221 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 70 N/A 0.614 in15.6 mm N/A 0.003 in0.08 mm N/A -016
BS16 U-90 N/A
183222 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 90 N/A 0.614 in15.6 mm N/A 0.003 in0.08 mm N/A -016
BS15 U-70 N/A
183223 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 70 N/A 0.551 in14.00 mm N/A 0.003 in0.08 mm N/A -015
BS15 U-90 N/A
183224 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 90 N/A 0.551 in14.00 mm N/A 0.003 in0.08 mm N/A -015
BS14 U-70 N/A
183225 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 70 N/A 0.489 in12.42 mm N/A 0.003 in0.08 mm N/A -014
BS14 U-90 N/A
183226 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 90 N/A 0.489 in12.42 mm N/A 0.003 in0.08 mm N/A -014
BS13 U-70 N/A
183227 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 70 N/A 0.426 in10.82 mm N/A 0.003 in0.08 mm N/A -013
BS13 U-90 N/A
183228 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 90 N/A 0.426 in10.82 mm N/A 0.003 in0.08 mm N/A -013
BS12 U-70 N/A
183229 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 70 N/A 0.364 in9.25 mm N/A 0.003 in0.08 mm N/A -012
BS12 U-90 N/A
183230 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 90 N/A 0.364 in9.25 mm N/A 0.003 in0.08 mm N/A -012
BS11 U-70 N/A
183231 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 70 N/A 0.301 in7.65 mm N/A 0.003 in0.08 mm N/A -011
BS11 U-90 N/A
183232 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 90 N/A 0.301 in7.65 mm N/A 0.003 in0.08 mm N/A -011
BS10 U-70 N/A
183233 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 70 N/A 0.239 in6.07 mm N/A 0.003 in0.08 mm N/A -010
BS10 U-90 N/A
183234 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 90 N/A 0.239 in6.07 mm N/A 0.003 in0.08 mm N/A -010
BS9 U-70 N/A
183235 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 70 N/A 0.208 in5.28 mm N/A 0.003 in0.08 mm N/A -009
BS9 U-90 N/A
183236 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 90 N/A 0.208 in5.28 mm N/A 0.003 in0.08 mm N/A -009
BS8 U-70 N/A
183237 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 70 N/A 0.176 in4.47 mm N/A 0.003 in0.08 mm N/A -008
BS8 U-90 N/A
183238 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 90 N/A 0.176 in4.47 mm N/A 0.003 in0.08 mm N/A -008
BS7 U-70 N/A
183239 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 70 N/A 0.145 in3.68 mm N/A 0.003 in0.08 mm N/A -007
BS7 U-90 N/A
183240 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.070 in1.78 mm N/A 90 N/A 0.145 in3.68 mm N/A 0.003 in0.08 mm N/A -007
Unit of Measure
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