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  • BS O-Rings

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.

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Cross Section Width (in)

Cross Section Width (mm)

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Inside Diameter (in)

Inside Diameter (mm)

Item #

IntegrationID

Type

Material

Cross Section Width

Durometer

Inside Diameter

CSW Tolerance

BS Number

N/A
182391 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.139 in3.53 mm N/A 70 N/A 2.687 in68.25 mm N/A 0.004 in0.10 mm N/A -842
N/A
182392 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.139 in3.53 mm N/A 90 N/A 2.687 in68.25 mm N/A 0.004 in0.10 mm N/A -842
N/A
182393 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.139 in3.53 mm N/A 70 N/A 2.625 in66.68 mm N/A 0.004 in0.10 mm N/A -841
N/A
182394 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.139 in3.53 mm N/A 90 N/A 2.625 in66.68 mm N/A 0.004 in0.10 mm N/A -841
N/A
182395 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.139 in3.53 mm N/A 70 N/A 2.563 in65.1 mm N/A 0.004 in0.10 mm N/A -840
N/A
182396 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.139 in3.53 mm N/A 90 N/A 2.563 in65.1 mm N/A 0.004 in0.10 mm N/A -840
N/A
182397 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.139 in3.53 mm N/A 70 N/A 2.500 in63.50 mm N/A 0.004 in0.10 mm N/A -839
N/A
182398 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.139 in3.53 mm N/A 90 N/A 2.500 in63.50 mm N/A 0.004 in0.10 mm N/A -839
N/A
182399 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.139 in3.53 mm N/A 70 N/A 2.437 in61.90 mm N/A 0.004 in0.10 mm N/A -838
N/A
182400 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.139 in3.53 mm N/A 90 N/A 2.437 in61.90 mm N/A 0.004 in0.10 mm N/A -838
N/A
182401 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.139 in3.53 mm N/A 70 N/A 2.375 in60.33 mm N/A 0.004 in0.10 mm N/A -837
N/A
182402 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.139 in3.53 mm N/A 90 N/A 2.375 in60.33 mm N/A 0.004 in0.10 mm N/A -837
N/A
182403 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.139 in3.53 mm N/A 70 N/A 2.313 in58.74 mm N/A 0.004 in0.10 mm N/A -836
N/A
182404 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.139 in3.53 mm N/A 90 N/A 2.313 in58.74 mm N/A 0.004 in0.10 mm N/A -836
N/A
182405 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.139 in3.53 mm N/A 70 N/A 2.25 in57.15 mm N/A 0.004 in0.10 mm N/A -835
N/A
182406 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.139 in3.53 mm N/A 90 N/A 2.25 in57.15 mm N/A 0.004 in0.10 mm N/A -835
N/A
182407 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.139 in3.53 mm N/A 70 N/A 2.187 in55.55 mm N/A 0.004 in0.10 mm N/A -834
N/A
182408 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.139 in3.53 mm N/A 90 N/A 2.187 in55.55 mm N/A 0.004 in0.10 mm N/A -834
N/A
182409 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.139 in3.53 mm N/A 70 N/A 2.125 in53.98 mm N/A 0.004 in0.10 mm N/A -833
N/A
182410 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.139 in3.53 mm N/A 90 N/A 2.125 in53.98 mm N/A 0.004 in0.10 mm N/A -833
N/A
182411 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.139 in3.53 mm N/A 70 N/A 2.063 in52.39 mm N/A 0.004 in0.10 mm N/A -832
N/A
182412 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.139 in3.53 mm N/A 90 N/A 2.063 in52.39 mm N/A 0.004 in0.10 mm N/A -832
N/A
182413 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.139 in3.53 mm N/A 70 N/A 2.000 in50.80 mm N/A 0.004 in0.10 mm N/A -831
N/A
182414 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.139 in3.53 mm N/A 90 N/A 2.000 in50.80 mm N/A 0.004 in0.10 mm N/A -831
N/A
182415 		N/A BS Standard O-Ring N/A Polyurethane N/A 0.139 in3.53 mm N/A 70 N/A 1.937 in49.20 mm N/A 0.004 in0.10 mm N/A -830
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