BS Silicone 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.

Item #	IntegrationID	Type	Material	Cross Section Width	Durometer	Inside Diameter	CSW Tolerance	BS Number
BS132 S-70	N/A 186420	N/A BS Standard O-Ring	N/A Silicone	N/A 0.103 in2.62 mm	N/A 70	N/A 1.737 in44.12 mm	N/A 0.003 in0.08 mm	N/A -132
BS131 S-70	N/A 186421	N/A BS Standard O-Ring	N/A Silicone	N/A 0.103 in2.62 mm	N/A 70	N/A 1.674 in42.52 mm	N/A 0.003 in0.08 mm	N/A -131
BS130 S-70	N/A 186422	N/A BS Standard O-Ring	N/A Silicone	N/A 0.103 in2.62 mm	N/A 70	N/A 1.612 in40.94 mm	N/A 0.003 in0.08 mm	N/A -130
BS129 S-70	N/A 186423	N/A BS Standard O-Ring	N/A Silicone	N/A 0.103 in2.62 mm	N/A 70	N/A 1.549 in39.34 mm	N/A 0.003 in0.08 mm	N/A -129
BS128 S-70	N/A 186424	N/A BS Standard O-Ring	N/A Silicone	N/A 0.103 in2.62 mm	N/A 70	N/A 1.487 in37.77 mm	N/A 0.003 in0.08 mm	N/A -128
BS127 S-70	N/A 186425	N/A BS Standard O-Ring	N/A Silicone	N/A 0.103 in2.62 mm	N/A 70	N/A 1.424 in36.17 mm	N/A 0.003 in0.08 mm	N/A -127
BS126 S-70	N/A 186426	N/A BS Standard O-Ring	N/A Silicone	N/A 0.103 in2.62 mm	N/A 70	N/A 1.362 in34.59 mm	N/A 0.003 in0.08 mm	N/A -126
BS125 S-70	N/A 186427	N/A BS Standard O-Ring	N/A Silicone	N/A 0.103 in2.62 mm	N/A 70	N/A 1.299 in32.99 mm	N/A 0.003 in0.08 mm	N/A -125
BS124 S-70	N/A 186428	N/A BS Standard O-Ring	N/A Silicone	N/A 0.103 in2.62 mm	N/A 70	N/A 1.237 in31.42 mm	N/A 0.003 in0.08 mm	N/A -124
BS123 S-70	N/A 186429	N/A BS Standard O-Ring	N/A Silicone	N/A 0.103 in2.62 mm	N/A 70	N/A 1.174 in29.82 mm	N/A 0.003 in0.08 mm	N/A -123
BS122 S-70	N/A 186430	N/A BS Standard O-Ring	N/A Silicone	N/A 0.103 in2.62 mm	N/A 70	N/A 1.112 in28.24 mm	N/A 0.003 in0.08 mm	N/A -122
BS121 S-70	N/A 186431	N/A BS Standard O-Ring	N/A Silicone	N/A 0.103 in2.62 mm	N/A 70	N/A 1.049 in26.64 mm	N/A 0.003 in0.08 mm	N/A -121
BS120 S-70	N/A 186432	N/A BS Standard O-Ring	N/A Silicone	N/A 0.103 in2.62 mm	N/A 70	N/A 0.987 in25.07 mm	N/A 0.003 in0.08 mm	N/A -120
BS119 S-70	N/A 186433	N/A BS Standard O-Ring	N/A Silicone	N/A 0.103 in2.62 mm	N/A 70	N/A 0.924 in23.47 mm	N/A 0.003 in0.08 mm	N/A -119
BS118 S-70	N/A 186434	N/A BS Standard O-Ring	N/A Silicone	N/A 0.103 in2.62 mm	N/A 70	N/A 0.862 in21.89 mm	N/A 0.003 in0.08 mm	N/A -118
BS117 S-70	N/A 186435	N/A BS Standard O-Ring	N/A Silicone	N/A 0.103 in2.62 mm	N/A 70	N/A 0.799 in20.29 mm	N/A 0.003 in0.08 mm	N/A -117
BS116 S-70	N/A 186436	N/A BS Standard O-Ring	N/A Silicone	N/A 0.103 in2.62 mm	N/A 70	N/A 0.737 in18.72 mm	N/A 0.003 in0.08 mm	N/A -116
BS115 S-70	N/A 186437	N/A BS Standard O-Ring	N/A Silicone	N/A 0.103 in2.62 mm	N/A 70	N/A 0.674 in17.12 mm	N/A 0.003 in0.08 mm	N/A -115
BS114 S-70	N/A 186438	N/A BS Standard O-Ring	N/A Silicone	N/A 0.103 in2.62 mm	N/A 70	N/A 0.612 in15.54 mm	N/A 0.003 in0.08 mm	N/A -114
BS113 S-70	N/A 186439	N/A BS Standard O-Ring	N/A Silicone	N/A 0.103 in2.62 mm	N/A 70	N/A 0.549 in13.94 mm	N/A 0.003 in0.08 mm	N/A -113
BS112 S-70	N/A 186440	N/A BS Standard O-Ring	N/A Silicone	N/A 0.103 in2.62 mm	N/A 70	N/A 0.487 in12.37 mm	N/A 0.003 in0.08 mm	N/A -112
BS111 S-70	N/A 186441	N/A BS Standard O-Ring	N/A Silicone	N/A 0.103 in2.62 mm	N/A 70	N/A 0.424 in10.77 mm	N/A 0.003 in0.08 mm	N/A -111
BS110 S-70	N/A 186442	N/A BS Standard O-Ring	N/A Silicone	N/A 0.103 in2.62 mm	N/A 70	N/A 0.362 in9.19 mm	N/A 0.003 in0.08 mm	N/A -110
BS109 S-70	N/A 186443	N/A BS Standard O-Ring	N/A Silicone	N/A 0.103 in2.62 mm	N/A 70	N/A 0.299 in7.59 mm	N/A 0.003 in0.08 mm	N/A -109
BS108 S-70	N/A 186444	N/A BS Standard O-Ring	N/A Silicone	N/A 0.103 in2.62 mm	N/A 70	N/A 0.237 in6.02 mm	N/A 0.003 in0.08 mm	N/A -108

N/A
186420

N/A BS Standard O-Ring

N/A Silicone

N/A 0.103 in2.62 mm

N/A 70

N/A 1.737 in44.12 mm

N/A 0.003 in0.08 mm

N/A -132

BS131 S-70

N/A
186421

N/A BS Standard O-Ring

N/A Silicone

N/A 0.103 in2.62 mm

N/A 70

N/A 1.674 in42.52 mm

N/A 0.003 in0.08 mm

N/A -131

BS130 S-70

N/A
186422

N/A BS Standard O-Ring

N/A Silicone

N/A 0.103 in2.62 mm

N/A 70

N/A 1.612 in40.94 mm

N/A 0.003 in0.08 mm

N/A -130

BS129 S-70

N/A
186423

N/A BS Standard O-Ring

N/A Silicone

N/A 0.103 in2.62 mm

N/A 70

N/A 1.549 in39.34 mm

N/A 0.003 in0.08 mm

N/A -129

BS128 S-70

N/A
186424

N/A BS Standard O-Ring

N/A Silicone

N/A 0.103 in2.62 mm

N/A 70

N/A 1.487 in37.77 mm

N/A 0.003 in0.08 mm

N/A -128

BS127 S-70

N/A
186425

N/A BS Standard O-Ring

N/A Silicone

N/A 0.103 in2.62 mm

N/A 70

N/A 1.424 in36.17 mm

N/A 0.003 in0.08 mm

N/A -127

BS126 S-70

N/A
186426

N/A BS Standard O-Ring

N/A Silicone

N/A 0.103 in2.62 mm

N/A 70

N/A 1.362 in34.59 mm

N/A 0.003 in0.08 mm

N/A -126

BS125 S-70

N/A
186427

N/A BS Standard O-Ring

N/A Silicone

N/A 0.103 in2.62 mm

N/A 70

N/A 1.299 in32.99 mm

N/A 0.003 in0.08 mm

N/A -125

BS124 S-70

N/A
186428

N/A BS Standard O-Ring

N/A Silicone

N/A 0.103 in2.62 mm

N/A 70

N/A 1.237 in31.42 mm

N/A 0.003 in0.08 mm

N/A -124

BS123 S-70

N/A
186429

N/A BS Standard O-Ring

N/A Silicone

N/A 0.103 in2.62 mm

N/A 70

N/A 1.174 in29.82 mm

N/A 0.003 in0.08 mm

N/A -123

BS122 S-70

N/A
186430

N/A BS Standard O-Ring

N/A Silicone

N/A 0.103 in2.62 mm

N/A 70

N/A 1.112 in28.24 mm

N/A 0.003 in0.08 mm

N/A -122

BS121 S-70

N/A
186431

N/A BS Standard O-Ring

N/A Silicone

N/A 0.103 in2.62 mm

N/A 70

N/A 1.049 in26.64 mm

N/A 0.003 in0.08 mm

N/A -121

BS120 S-70

N/A
186432

N/A BS Standard O-Ring

N/A Silicone

N/A 0.103 in2.62 mm

N/A 70

N/A 0.987 in25.07 mm

N/A 0.003 in0.08 mm

N/A -120

BS119 S-70

N/A
186433

N/A BS Standard O-Ring

N/A Silicone

N/A 0.103 in2.62 mm

N/A 70

N/A 0.924 in23.47 mm

N/A 0.003 in0.08 mm

N/A -119

BS118 S-70

N/A
186434

N/A BS Standard O-Ring

N/A Silicone

N/A 0.103 in2.62 mm

N/A 70

N/A 0.862 in21.89 mm

N/A 0.003 in0.08 mm

N/A -118

BS117 S-70

N/A
186435

N/A BS Standard O-Ring

N/A Silicone

N/A 0.103 in2.62 mm

N/A 70

N/A 0.799 in20.29 mm

N/A 0.003 in0.08 mm

N/A -117

BS116 S-70

N/A
186436

N/A BS Standard O-Ring

N/A Silicone

N/A 0.103 in2.62 mm

N/A 70

N/A 0.737 in18.72 mm

N/A 0.003 in0.08 mm

N/A -116

BS115 S-70

N/A
186437

N/A BS Standard O-Ring

N/A Silicone

N/A 0.103 in2.62 mm

N/A 70

N/A 0.674 in17.12 mm

N/A 0.003 in0.08 mm

N/A -115

BS114 S-70

N/A
186438

N/A BS Standard O-Ring

N/A Silicone

N/A 0.103 in2.62 mm

N/A 70

N/A 0.612 in15.54 mm

N/A 0.003 in0.08 mm

N/A -114

BS113 S-70

N/A
186439

N/A BS Standard O-Ring

N/A Silicone

N/A 0.103 in2.62 mm

N/A 70

N/A 0.549 in13.94 mm

N/A 0.003 in0.08 mm

N/A -113

BS112 S-70

N/A
186440

N/A BS Standard O-Ring

N/A Silicone

N/A 0.103 in2.62 mm

N/A 70

N/A 0.487 in12.37 mm

N/A 0.003 in0.08 mm

N/A -112

BS111 S-70

N/A
186441

N/A BS Standard O-Ring

N/A Silicone

N/A 0.103 in2.62 mm

N/A 70

N/A 0.424 in10.77 mm

N/A 0.003 in0.08 mm

N/A -111

BS110 S-70

N/A
186442

N/A BS Standard O-Ring

N/A Silicone

N/A 0.103 in2.62 mm

N/A 70

N/A 0.362 in9.19 mm

N/A 0.003 in0.08 mm

N/A -110

BS109 S-70

N/A
186443

N/A BS Standard O-Ring

N/A Silicone

N/A 0.103 in2.62 mm

N/A 70

N/A 0.299 in7.59 mm

N/A 0.003 in0.08 mm

N/A -109

BS108 S-70

N/A
186444

N/A BS Standard O-Ring

N/A Silicone

N/A 0.103 in2.62 mm

N/A 70

N/A 0.237 in6.02 mm

N/A 0.003 in0.08 mm

N/A -108