Monroe
OneMonroe
Locations Throughout the Country
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Tel: (877) 740-2007
Fax: (800) 453-9683
Email: sales@askmonroe.com
Website: monroeengineering.com
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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
BS356 F-70 N/A
189023 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.210 in5.33 mm N/A 70 N/A 5.350 in135.89 mm N/A 0.005 in0.13 mm N/A -356
BS355 F-70 N/A
189024 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.210 in5.33 mm N/A 70 N/A 5.225 in132.72 mm N/A 0.005 in0.13 mm N/A -355
BS354 F-70 N/A
189025 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.210 in5.33 mm N/A 70 N/A 5.100 in129.54 mm N/A 0.005 in0.13 mm N/A -354
BS353 F-70 N/A
189026 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.210 in5.33 mm N/A 70 N/A 4.975 in126.37 mm N/A 0.005 in0.13 mm N/A -353
BS352 F-70 N/A
189027 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.210 in5.33 mm N/A 70 N/A 4.850 in123.19 mm N/A 0.005 in0.13 mm N/A -352
BS351 F-70 N/A
189028 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.210 in5.33 mm N/A 70 N/A 4.725 in120.02 mm N/A 0.005 in0.13 mm N/A -351
BS350 F-70 N/A
189029 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.210 in5.33 mm N/A 70 N/A 4.60 in116.84 mm N/A 0.005 in0.13 mm N/A -350
BS349 F-70 N/A
189030 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.210 in5.33 mm N/A 70 N/A 4.475 in113.67 mm N/A 0.005 in0.13 mm N/A -349
BS348 F-70 N/A
189031 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.210 in5.33 mm N/A 70 N/A 4.350 in110.49 mm N/A 0.005 in0.13 mm N/A -348
BS347 F-70 N/A
189032 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.210 in5.33 mm N/A 70 N/A 4.225 in107.32 mm N/A 0.005 in0.13 mm N/A -347
BS346 F-70 N/A
189033 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.210 in5.33 mm N/A 70 N/A 4.100 in104.14 mm N/A 0.005 in0.13 mm N/A -346
BS345 F-70 N/A
189034 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.210 in5.33 mm N/A 70 N/A 3.975 in100.97 mm N/A 0.005 in0.13 mm N/A -345
BS344 F-70 N/A
189035 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.210 in5.33 mm N/A 70 N/A 3.850 in97.79 mm N/A 0.005 in0.13 mm N/A -344
BS343 F-70 N/A
189036 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.210 in5.33 mm N/A 70 N/A 3.725 in94.62 mm N/A 0.005 in0.13 mm N/A -343
BS342 F-70 N/A
189037 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.210 in5.33 mm N/A 70 N/A 3.75 in95.25 mm N/A 0.005 in0.13 mm N/A -342
BS341 F-70 N/A
189038 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.210 in5.33 mm N/A 70 N/A 3.475 in88.27 mm N/A 0.005 in0.13 mm N/A -341
BS340 F-70 N/A
189039 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.210 in5.33 mm N/A 70 N/A 3.350 in85.09 mm N/A 0.005 in0.13 mm N/A -340
BS339 F-70 N/A
189040 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.210 in5.33 mm N/A 70 N/A 3.225 in81.92 mm N/A 0.005 in0.13 mm N/A -339
BS338 F-70 N/A
189041 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.210 in5.33 mm N/A 70 N/A 3.100 in78.74 mm N/A 0.005 in0.13 mm N/A -338
BS337 F-70 N/A
189042 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.210 in5.33 mm N/A 70 N/A 2.975 in75.57 mm N/A 0.005 in0.13 mm N/A -337
BS336 F-70 N/A
189043 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.210 in5.33 mm N/A 70 N/A 2.850 in72.39 mm N/A 0.005 in0.13 mm N/A -336
BS335 F-70 N/A
189044 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.210 in5.33 mm N/A 70 N/A 2.725 in69.22 mm N/A 0.005 in0.13 mm N/A -335
BS334 F-70 N/A
189045 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.210 in5.33 mm N/A 70 N/A 2.75 in69.85 mm N/A 0.005 in0.13 mm N/A -334
BS333 F-70 N/A
189046 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.210 in5.33 mm N/A 70 N/A 2.475 in62.87 mm N/A 0.005 in0.13 mm N/A -333
BS332 F-70 N/A
189047 		N/A BS Standard O-Ring N/A Flurosilicone N/A 0.210 in5.33 mm N/A 70 N/A 2.350 in59.69 mm N/A 0.005 in0.13 mm N/A -332
Unit of Measure
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