Monroe
OneMonroe
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OneMonroe Fluorosilicone O-Rings are expertly crafted for optimal performance in demanding applications, combining the resilience of silicone with the chemical resistance of fluorinated compounds. These high-quality O-rings are specifically engineered to withstand extreme temperature variations and exposure to harsh chemicals, making them an excellent choice for industries such as aerospace, automotive, and chemical processing. With a robust design tailored for challenging environments, OneMonroe Fluorosilicone O-Rings offer dependable sealing solutions that enhance equipment performance and longevity.

Our Fluorosilicone O-Rings excel in applications where traditional elastomers may falter. The material's unique composition resists swelling and degradation, even in contact with fuels, oils, and other aggressive chemicals, while maintaining flexibility and sealing integrity at temperatures ranging from -100°F to 350°F. Whether you're working with equipment exposed to fluctuating temperatures, corrosive chemicals, or high levels of abrasion, these O-rings are engineered to provide a long-lasting seal that minimizes leaks and maintenance needs. Their adaptability ensures reliable performance, helping prevent equipment downtime and costly repairs.

OneMonroe is dedicated to providing high-performance components that meet rigorous industry standards, and our Fluorosilicone O-Rings are no exception. Each O-ring undergoes stringent quality checks to ensure consistent performance, durability, and optimal sealing capacity. Available in a wide range of sizes and configurations, our O-rings are suitable for custom applications and meet the precise demands of specialized machinery and equipment. For a sealing solution that can handle the most extreme environments and industrial challenges, OneMonroe Fluorosilicone O-Rings provide unmatched reliability and resilience.

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
BS254 F-70 N/A
189098 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.139 in3.53 mm N/A 70 N/A 5.484 in139.29 mm N/A 0.004 in0.10 mm N/A -254
BS253 F-70 N/A
189099 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.139 in3.53 mm N/A 70 N/A 5.359 in136.12 mm N/A 0.004 in0.10 mm N/A -253
BS252 F-70 N/A
189100 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.139 in3.53 mm N/A 70 N/A 5.234 in132.94 mm N/A 0.004 in0.10 mm N/A -252
BS251 F-70 N/A
189101 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.139 in3.53 mm N/A 70 N/A 5.109 in129.77 mm N/A 0.004 in0.10 mm N/A -251
BS250 F-70 N/A
189102 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.139 in3.53 mm N/A 70 N/A 4.984 in126.59 mm N/A 0.004 in0.10 mm N/A -250
BS249 F-70 N/A
189103 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.139 in3.53 mm N/A 70 N/A 4.859 in123.42 mm N/A 0.004 in0.10 mm N/A -249
BS248 F-70 N/A
189104 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.139 in3.53 mm N/A 70 N/A 4.734 in120.24 mm N/A 0.004 in0.10 mm N/A -248
BS247 F-70 N/A
189105 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.139 in3.53 mm N/A 70 N/A 4.759 in120.88 mm N/A 0.004 in0.10 mm N/A -247
BS246 F-70 N/A
189106 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.139 in3.53 mm N/A 70 N/A 4.484 in113.89 mm N/A 0.004 in0.10 mm N/A -246
BS245 F-70 N/A
189107 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.139 in3.53 mm N/A 70 N/A 4.359 in110.72 mm N/A 0.004 in0.10 mm N/A -245
BS244 F-70 N/A
189108 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.139 in3.53 mm N/A 70 N/A 4.234 in107.54 mm N/A 0.004 in0.10 mm N/A -244
BS243 F-70 N/A
189109 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.139 in3.53 mm N/A 70 N/A 4.109 in104.37 mm N/A 0.004 in0.10 mm N/A -243
BS242 F-70 N/A
189110 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.139 in3.53 mm N/A 70 N/A 3.984 in101.19 mm N/A 0.004 in0.10 mm N/A -242
BS241 F-70 N/A
189111 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.139 in3.53 mm N/A 70 N/A 3.859 in98.02 mm N/A 0.004 in0.10 mm N/A -241
BS240 F-70 N/A
189112 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.139 in3.53 mm N/A 70 N/A 3.734 in94.84 mm N/A 0.004 in0.10 mm N/A -240
BS239 F-70 N/A
189113 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.139 in3.53 mm N/A 70 N/A 3.759 in95.48 mm N/A 0.004 in0.10 mm N/A -239
BS238 F-70 N/A
189114 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.139 in3.53 mm N/A 70 N/A 3.484 in88.49 mm N/A 0.004 in0.10 mm N/A -238
BS237 F-70 N/A
189115 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.139 in3.53 mm N/A 70 N/A 3.359 in85.32 mm N/A 0.004 in0.10 mm N/A -237
BS236 F-70 N/A
189116 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.139 in3.53 mm N/A 70 N/A 3.234 in82.14 mm N/A 0.004 in0.10 mm N/A -236
BS235 F-70 N/A
189117 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.139 in3.53 mm N/A 70 N/A 3.109 in78.97 mm N/A 0.004 in0.10 mm N/A -235
BS234 F-70 N/A
189118 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.139 in3.53 mm N/A 70 N/A 2.984 in75.79 mm N/A 0.004 in0.10 mm N/A -234
BS233 F-70 N/A
189119 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.139 in3.53 mm N/A 70 N/A 2.859 in72.62 mm N/A 0.004 in0.10 mm N/A -233
BS232 F-70 N/A
189120 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.139 in3.53 mm N/A 70 N/A 2.734 in69.44 mm N/A 0.004 in0.10 mm N/A -232
BS231 F-70 N/A
189121 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.139 in3.53 mm N/A 70 N/A 2.759 in70.08 mm N/A 0.004 in0.10 mm N/A -231
BS230 F-70 N/A
189122 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.139 in3.53 mm N/A 70 N/A 2.484 in63.09 mm N/A 0.004 in0.10 mm N/A -230
Unit of Measure
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