OneMonroe Silicone O-Rings offer a top-tier sealing solution designed to withstand a wide range of temperatures, chemicals, and environmental conditions. Made from premium silicone materials, these O-rings provide exceptional resilience and durability, making them suitable for various applications in industries such as aerospace, automotive, and medical. Whether you're seeking protection against extreme temperatures, moisture, or harsh chemicals, OneMonroe Silicone O-Rings deliver reliable performance, ensuring a secure and consistent seal in both static and dynamic applications.
Our silicone O-rings are engineered for optimal flexibility and compression, ensuring they maintain their shape and function under both high-stress and low-stress conditions. With an impressive temperature range and resistance to UV, ozone, and many chemicals, they are ideal for challenging environments that demand both strength and adaptability. Available in a range of sizes, our BS Silicone O-Rings offer versatile solutions for both standard and custom applications, ensuring you find the exact fit needed for your specific requirements. We manufacture each O-ring with precision, ensuring that each product meets the highest quality standards.
OneMonroe takes pride in providing reliable sealing solutions that enhance the safety and efficiency of your systems. Our silicone O-rings are carefully tested to ensure consistent quality and performance, providing you with a dependable sealing option that stands the test of time. With our commitment to quality and an extensive selection of sizes and specifications, OneMonroe Silicone O-Rings are the ideal choice for anyone looking to secure their equipment against leaks, contamination, or environmental wear. Choose OneMonroe for a sealing solution that meets your toughest demands and offers exceptional value in performance and durability.
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)
Inside Diameter (in)
Inside Diameter (mm)
Item # |
IntegrationID |
Type |
Material |
Cross Section Width |
Durometer |
Inside Diameter |
CSW Tolerance |
BS Number |
---|---|---|---|---|---|---|---|---|
BS31 S-70 |
IntegrationID
N/A 186470 |
Type N/A BS Standard O-Ring | Material N/A Silicone | Cross Section Width N/A 0.070 in1.78 mm | Durometer N/A 70 | Inside Diameter N/A 1.739 in44.17 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -031 |
BS30 S-70 |
IntegrationID
N/A 186471 |
Type N/A BS Standard O-Ring | Material N/A Silicone | Cross Section Width N/A 0.070 in1.78 mm | Durometer N/A 70 | Inside Diameter N/A 1.614 in41.00 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -030 |
BS29 S-70 |
IntegrationID
N/A 186472 |
Type N/A BS Standard O-Ring | Material N/A Silicone | Cross Section Width N/A 0.070 in1.78 mm | Durometer N/A 70 | Inside Diameter N/A 1.489 in37.82 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -029 |
BS28 S-70 |
IntegrationID
N/A 186473 |
Type N/A BS Standard O-Ring | Material N/A Silicone | Cross Section Width N/A 0.070 in1.78 mm | Durometer N/A 70 | Inside Diameter N/A 1.364 in34.65 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -028 |
BS27 S-70 |
IntegrationID
N/A 186474 |
Type N/A BS Standard O-Ring | Material N/A Silicone | Cross Section Width N/A 0.070 in1.78 mm | Durometer N/A 70 | Inside Diameter N/A 1.301 in33.05 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -027 |
BS26 S-70 |
IntegrationID
N/A 186475 |
Type N/A BS Standard O-Ring | Material N/A Silicone | Cross Section Width N/A 0.070 in1.78 mm | Durometer N/A 70 | Inside Diameter N/A 1.239 in31.47 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -026 |
BS25 S-70 |
IntegrationID
N/A 186476 |
Type N/A BS Standard O-Ring | Material N/A Silicone | Cross Section Width N/A 0.070 in1.78 mm | Durometer N/A 70 | Inside Diameter N/A 1.176 in29.87 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -025 |
BS24 S-70 |
IntegrationID
N/A 186477 |
Type N/A BS Standard O-Ring | Material N/A Silicone | Cross Section Width N/A 0.070 in1.78 mm | Durometer N/A 70 | Inside Diameter N/A 1.114 in28.30 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -024 |
BS23 S-70 |
IntegrationID
N/A 186478 |
Type N/A BS Standard O-Ring | Material N/A Silicone | Cross Section Width N/A 0.070 in1.78 mm | Durometer N/A 70 | Inside Diameter N/A 1.051 in26.70 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -023 |
BS22 S-70 |
IntegrationID
N/A 186479 |
Type N/A BS Standard O-Ring | Material N/A Silicone | Cross Section Width N/A 0.070 in1.78 mm | Durometer N/A 70 | Inside Diameter N/A 0.989 in25.12 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -022 |
BS21 S-70 |
IntegrationID
N/A 186480 |
Type N/A BS Standard O-Ring | Material N/A Silicone | Cross Section Width N/A 0.070 in1.78 mm | Durometer N/A 70 | Inside Diameter N/A 0.926 in23.52 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -021 |
BS20 S-70 |
IntegrationID
N/A 186481 |
Type N/A BS Standard O-Ring | Material N/A Silicone | Cross Section Width N/A 0.070 in1.78 mm | Durometer N/A 70 | Inside Diameter N/A 0.864 in21.95 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -020 |
BS19 S-70 |
IntegrationID
N/A 186482 |
Type N/A BS Standard O-Ring | Material N/A Silicone | Cross Section Width N/A 0.070 in1.78 mm | Durometer N/A 70 | Inside Diameter N/A 0.801 in20.35 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -019 |
BS18 S-70 |
IntegrationID
N/A 186483 |
Type N/A BS Standard O-Ring | Material N/A Silicone | Cross Section Width N/A 0.070 in1.78 mm | Durometer N/A 70 | Inside Diameter N/A 0.739 in18.77 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -018 |
BS17 S-70 |
IntegrationID
N/A 186484 |
Type N/A BS Standard O-Ring | Material N/A Silicone | Cross Section Width N/A 0.070 in1.78 mm | Durometer N/A 70 | Inside Diameter N/A 0.676 in17.17 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -017 |
BS16 S-70 |
IntegrationID
N/A 186485 |
Type N/A BS Standard O-Ring | Material N/A Silicone | Cross Section Width N/A 0.070 in1.78 mm | Durometer N/A 70 | Inside Diameter N/A 0.614 in15.6 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -016 |
BS15 S-70 |
IntegrationID
N/A 186486 |
Type N/A BS Standard O-Ring | Material N/A Silicone | Cross Section Width N/A 0.070 in1.78 mm | Durometer N/A 70 | Inside Diameter N/A 0.551 in14.00 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -015 |
BS14 S-70 |
IntegrationID
N/A 186487 |
Type N/A BS Standard O-Ring | Material N/A Silicone | Cross Section Width N/A 0.070 in1.78 mm | Durometer N/A 70 | Inside Diameter N/A 0.489 in12.42 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -014 |
BS13 S-70 |
IntegrationID
N/A 186488 |
Type N/A BS Standard O-Ring | Material N/A Silicone | Cross Section Width N/A 0.070 in1.78 mm | Durometer N/A 70 | Inside Diameter N/A 0.426 in10.82 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -013 |
BS12 S-70 |
IntegrationID
N/A 186489 |
Type N/A BS Standard O-Ring | Material N/A Silicone | Cross Section Width N/A 0.070 in1.78 mm | Durometer N/A 70 | Inside Diameter N/A 0.364 in9.25 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -012 |
BS11 S-70 |
IntegrationID
N/A 186490 |
Type N/A BS Standard O-Ring | Material N/A Silicone | Cross Section Width N/A 0.070 in1.78 mm | Durometer N/A 70 | Inside Diameter N/A 0.301 in7.65 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -011 |
BS10 S-70 |
IntegrationID
N/A 186491 |
Type N/A BS Standard O-Ring | Material N/A Silicone | Cross Section Width N/A 0.070 in1.78 mm | Durometer N/A 70 | Inside Diameter N/A 0.239 in6.07 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -010 |
BS9 S-70 |
IntegrationID
N/A 186492 |
Type N/A BS Standard O-Ring | Material N/A Silicone | Cross Section Width N/A 0.070 in1.78 mm | Durometer N/A 70 | Inside Diameter N/A 0.208 in5.28 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -009 |
BS8 S-70 |
IntegrationID
N/A 186493 |
Type N/A BS Standard O-Ring | Material N/A Silicone | Cross Section Width N/A 0.070 in1.78 mm | Durometer N/A 70 | Inside Diameter N/A 0.176 in4.47 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -008 |
BS7 S-70 |
IntegrationID
N/A 186494 |
Type N/A BS Standard O-Ring | Material N/A Silicone | Cross Section Width N/A 0.070 in1.78 mm | Durometer N/A 70 | Inside Diameter N/A 0.145 in3.68 mm | CSW Tolerance N/A 0.003 in0.08 mm | BS Number N/A -007 |