• BS O-Rings

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.

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Cross Section Width (in)

Cross Section Width (mm)

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Inside Diameter (mm)

Item #

IntegrationID

Type

Material

Cross Section Width

Durometer

Inside Diameter

CSW Tolerance

BS Number

N/A
186070 		N/A BS Standard O-Ring N/A Silicone 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
186071 		N/A BS Standard O-Ring N/A Silicone 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
186072 		N/A BS Standard O-Ring N/A Silicone 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
186073 		N/A BS Standard O-Ring N/A Silicone 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
186074 		N/A BS Standard O-Ring N/A Silicone 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
186075 		N/A BS Standard O-Ring N/A Silicone 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
186076 		N/A BS Standard O-Ring N/A Silicone 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
186077 		N/A BS Standard O-Ring N/A Silicone 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
186078 		N/A BS Standard O-Ring N/A Silicone 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
186079 		N/A BS Standard O-Ring N/A Silicone 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
186080 		N/A BS Standard O-Ring N/A Silicone 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
186081 		N/A BS Standard O-Ring N/A Silicone 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
186082 		N/A BS Standard O-Ring N/A Silicone 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
N/A
186083 		N/A BS Standard O-Ring N/A Silicone N/A 0.139 in3.53 mm N/A 70 N/A 1.875 in47.63 mm N/A 0.004 in0.10 mm N/A -829
N/A
186084 		N/A BS Standard O-Ring N/A Silicone N/A 0.139 in3.53 mm N/A 70 N/A 1.813 in46.04 mm N/A 0.004 in0.10 mm N/A -828
N/A
186085 		N/A BS Standard O-Ring N/A Silicone N/A 0.139 in3.53 mm N/A 70 N/A 1.75 in44.45 mm N/A 0.004 in0.10 mm N/A -827
N/A
186086 		N/A BS Standard O-Ring N/A Silicone N/A 0.139 in3.53 mm N/A 70 N/A 1.687 in42.85 mm N/A 0.004 in0.10 mm N/A -826
N/A
186087 		N/A BS Standard O-Ring N/A Silicone N/A 0.139 in3.53 mm N/A 70 N/A 1.625 in41.28 mm N/A 0.004 in0.10 mm N/A -825
N/A
186088 		N/A BS Standard O-Ring N/A Silicone N/A 0.139 in3.53 mm N/A 70 N/A 1.563 in39.70 mm N/A 0.004 in0.10 mm N/A -824
N/A
186089 		N/A BS Standard O-Ring N/A Silicone N/A 0.103 in2.62 mm N/A 70 N/A 0.937 in23.80 mm N/A 0.003 in0.08 mm N/A -814
N/A
186090 		N/A BS Standard O-Ring N/A Silicone N/A 0.103 in2.62 mm N/A 70 N/A 0.875 in22.23 mm N/A 0.003 in0.08 mm N/A -813
N/A
186091 		N/A BS Standard O-Ring N/A Silicone N/A 0.103 in2.62 mm N/A 70 N/A 0.812 in20.62 mm N/A 0.003 in0.08 mm N/A -812
N/A
186092 		N/A BS Standard O-Ring N/A Silicone N/A 0.103 in2.62 mm N/A 70 N/A 0.687 in17.45 mm N/A 0.003 in0.08 mm N/A -810
N/A
186093 		N/A BS Standard O-Ring N/A Silicone N/A 0.103 in2.62 mm N/A 70 N/A 0.625 in15.88 mm N/A 0.003 in0.08 mm N/A -809
N/A
186094 		N/A BS Standard O-Ring N/A Silicone N/A 0.103 in2.62 mm N/A 70 N/A 0.500 in12.70 mm N/A 0.003 in0.08 mm N/A -807
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