BS Aflas O-Rings | OneMonroe

OneMonroe Aflas® O-Rings offer exceptional durability and resistance, engineered for high-performance applications where standard elastomers fall short. Made from Aflas® material, these O-rings are specifically designed to withstand challenging environments with extreme temperatures, chemicals, and aggressive fluids. Their outstanding resilience against oil, steam, acids, and alkalis makes them ideal for industries such as chemical processing, oil and gas, and automotive manufacturing, where exposure to such conditions is common. OneMonroe Aflas® O-Rings provide a reliable sealing solution that maintains its integrity and performance even in the most demanding applications.

The versatility of Aflas® material allows OneMonroe O-Rings to perform exceptionally in both high- and low-temperature ranges, ranging from -10°C to 200°C (14°F to 392°F). This unique thermal resistance ensures that these O-rings can be used effectively across a wide spectrum of applications, minimizing the need for frequent replacements and maintenance. In addition to temperature resilience, Aflas® O-Rings resist a variety of chemicals and fluids, including amines, bases, acids, and hydrocarbons. Their durability and adaptability make them a cost-effective choice for industries that demand long-lasting, reliable sealing solutions under extreme conditions.

OneMonroe’s commitment to quality ensures that each Aflas® O-Ring is manufactured with precision to meet rigorous industry standards. Available in a range of sizes and thicknesses, these O-rings offer flexibility in design while maintaining consistent, dependable sealing performance. With OneMonroe Aflas® O-Rings, you can be assured of high-quality components that deliver long-term reliability, reduce downtime, and support seamless operations across industries. Trust in OneMonroe to provide O-rings that uphold the highest standards in durability, chemical resistance, and thermal stability for all your specialized sealing needs.

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
BS369 AFLAS-83	N/A 187158	N/A BS Standard O-Ring	N/A Aflas	N/A 0.210 in5.33 mm	N/A 83	N/A 7.98 in202.57 mm	N/A 0.005 in0.13 mm	N/A -369
BS368 AFLAS-83	N/A 187159	N/A BS Standard O-Ring	N/A Aflas	N/A 0.210 in5.33 mm	N/A 83	N/A 7.73 in196.22 mm	N/A 0.005 in0.13 mm	N/A -368
BS367 AFLAS-83	N/A 187160	N/A BS Standard O-Ring	N/A Aflas	N/A 0.210 in5.33 mm	N/A 83	N/A 7.48 in189.87 mm	N/A 0.005 in0.13 mm	N/A -367
BS366 AFLAS-83	N/A 187161	N/A BS Standard O-Ring	N/A Aflas	N/A 0.210 in5.33 mm	N/A 83	N/A 7.23 in183.52 mm	N/A 0.005 in0.13 mm	N/A -366
BS365 AFLAS-83	N/A 187162	N/A BS Standard O-Ring	N/A Aflas	N/A 0.210 in5.33 mm	N/A 83	N/A 6.98 in177.17 mm	N/A 0.005 in0.13 mm	N/A -365
BS364 AFLAS-83	N/A 187163	N/A BS Standard O-Ring	N/A Aflas	N/A 0.210 in5.33 mm	N/A 83	N/A 6.73 in170.82 mm	N/A 0.005 in0.13 mm	N/A -364
BS363 AFLAS-83	N/A 187164	N/A BS Standard O-Ring	N/A Aflas	N/A 0.210 in5.33 mm	N/A 83	N/A 6.48 in164.47 mm	N/A 0.005 in0.13 mm	N/A -363
BS362 AFLAS-83	N/A 187165	N/A BS Standard O-Ring	N/A Aflas	N/A 0.210 in5.33 mm	N/A 83	N/A 6.23 in158.12 mm	N/A 0.005 in0.13 mm	N/A -362
BS361 AFLAS-83	N/A 187166	N/A BS Standard O-Ring	N/A Aflas	N/A 0.210 in5.33 mm	N/A 83	N/A 5.98 in151.77 mm	N/A 0.005 in0.13 mm	N/A -361
BS375 AFLAS-83	N/A 187167	N/A BS Standard O-Ring	N/A Aflas	N/A 0.210 in5.33 mm	N/A 83	N/A 5.85 in148.59 mm	N/A 0.005 in0.13 mm	N/A -375
BS359 AFLAS-83	N/A 187168	N/A BS Standard O-Ring	N/A Aflas	N/A 0.210 in5.33 mm	N/A 83	N/A 5.73 in145.42 mm	N/A 0.005 in0.13 mm	N/A -359
BS358 AFLAS-83	N/A 187169	N/A BS Standard O-Ring	N/A Aflas	N/A 0.210 in5.33 mm	N/A 83	N/A 5.60 in142.24 mm	N/A 0.005 in0.13 mm	N/A -358
BS357 AFLAS-83	N/A 187170	N/A BS Standard O-Ring	N/A Aflas	N/A 0.210 in5.33 mm	N/A 83	N/A 5.48 in139.07 mm	N/A 0.005 in0.13 mm	N/A -357
BS356 AFLAS-83	N/A 187171	N/A BS Standard O-Ring	N/A Aflas	N/A 0.210 in5.33 mm	N/A 83	N/A 5.35 in135.89 mm	N/A 0.005 in0.13 mm	N/A -356
BS355 AFLAS-83	N/A 187172	N/A BS Standard O-Ring	N/A Aflas	N/A 0.210 in5.33 mm	N/A 83	N/A 5.23 in132.72 mm	N/A 0.005 in0.13 mm	N/A -355
BS354 AFLAS-83	N/A 187173	N/A BS Standard O-Ring	N/A Aflas	N/A 0.210 in5.33 mm	N/A 83	N/A 5.10 in129.54 mm	N/A 0.005 in0.13 mm	N/A -354
BS353 AFLAS-83	N/A 187174	N/A BS Standard O-Ring	N/A Aflas	N/A 0.210 in5.33 mm	N/A 83	N/A 4.98 in126.37 mm	N/A 0.005 in0.13 mm	N/A -353
BS352 AFLAS-83	N/A 187175	N/A BS Standard O-Ring	N/A Aflas	N/A 0.210 in5.33 mm	N/A 83	N/A 4.85 in123.19 mm	N/A 0.005 in0.13 mm	N/A -352
BS351 AFLAS-83	N/A 187176	N/A BS Standard O-Ring	N/A Aflas	N/A 0.210 in5.33 mm	N/A 83	N/A 4.73 in120.02 mm	N/A 0.005 in0.13 mm	N/A -351
BS350 AFLAS-83	N/A 187177	N/A BS Standard O-Ring	N/A Aflas	N/A 0.210 in5.33 mm	N/A 83	N/A 4.60 in116.84 mm	N/A 0.005 in0.13 mm	N/A -350
BS349 AFLAS-83	N/A 187178	N/A BS Standard O-Ring	N/A Aflas	N/A 0.210 in5.33 mm	N/A 83	N/A 4.48 in113.67 mm	N/A 0.005 in0.13 mm	N/A -349
BS348 AFLAS-83	N/A 187179	N/A BS Standard O-Ring	N/A Aflas	N/A 0.210 in5.33 mm	N/A 83	N/A 4.35 in110.49 mm	N/A 0.005 in0.13 mm	N/A -348
BS347 AFLAS-83	N/A 187180	N/A BS Standard O-Ring	N/A Aflas	N/A 0.210 in5.33 mm	N/A 83	N/A 4.23 in107.32 mm	N/A 0.005 in0.13 mm	N/A -347
BS346 AFLAS-83	N/A 187181	N/A BS Standard O-Ring	N/A Aflas	N/A 0.210 in5.33 mm	N/A 83	N/A 4.10 in104.14 mm	N/A 0.005 in0.13 mm	N/A -346
BS345 AFLAS-83	N/A 187182	N/A BS Standard O-Ring	N/A Aflas	N/A 0.210 in5.33 mm	N/A 83	N/A 3.98 in100.97 mm	N/A 0.005 in0.13 mm	N/A -345

N/A
187158

N/A BS Standard O-Ring

N/A Aflas

N/A 0.210 in5.33 mm

N/A 83

N/A 7.98 in202.57 mm

N/A 0.005 in0.13 mm

N/A -369

BS368 AFLAS-83

N/A
187159

N/A BS Standard O-Ring

N/A Aflas

N/A 0.210 in5.33 mm

N/A 83

N/A 7.73 in196.22 mm

N/A 0.005 in0.13 mm

N/A -368

BS367 AFLAS-83

N/A
187160

N/A BS Standard O-Ring

N/A Aflas

N/A 0.210 in5.33 mm

N/A 83

N/A 7.48 in189.87 mm

N/A 0.005 in0.13 mm

N/A -367

BS366 AFLAS-83

N/A
187161

N/A BS Standard O-Ring

N/A Aflas

N/A 0.210 in5.33 mm

N/A 83

N/A 7.23 in183.52 mm

N/A 0.005 in0.13 mm

N/A -366

BS365 AFLAS-83

N/A
187162

N/A BS Standard O-Ring

N/A Aflas

N/A 0.210 in5.33 mm

N/A 83

N/A 6.98 in177.17 mm

N/A 0.005 in0.13 mm

N/A -365

BS364 AFLAS-83

N/A
187163

N/A BS Standard O-Ring

N/A Aflas

N/A 0.210 in5.33 mm

N/A 83

N/A 6.73 in170.82 mm

N/A 0.005 in0.13 mm

N/A -364

BS363 AFLAS-83

N/A
187164

N/A BS Standard O-Ring

N/A Aflas

N/A 0.210 in5.33 mm

N/A 83

N/A 6.48 in164.47 mm

N/A 0.005 in0.13 mm

N/A -363

BS362 AFLAS-83

N/A
187165

N/A BS Standard O-Ring

N/A Aflas

N/A 0.210 in5.33 mm

N/A 83

N/A 6.23 in158.12 mm

N/A 0.005 in0.13 mm

N/A -362

BS361 AFLAS-83

N/A
187166

N/A BS Standard O-Ring

N/A Aflas

N/A 0.210 in5.33 mm

N/A 83

N/A 5.98 in151.77 mm

N/A 0.005 in0.13 mm

N/A -361

BS375 AFLAS-83

N/A
187167

N/A BS Standard O-Ring

N/A Aflas

N/A 0.210 in5.33 mm

N/A 83

N/A 5.85 in148.59 mm

N/A 0.005 in0.13 mm

N/A -375

BS359 AFLAS-83

N/A
187168

N/A BS Standard O-Ring

N/A Aflas

N/A 0.210 in5.33 mm

N/A 83

N/A 5.73 in145.42 mm

N/A 0.005 in0.13 mm

N/A -359

BS358 AFLAS-83

N/A
187169

N/A BS Standard O-Ring

N/A Aflas

N/A 0.210 in5.33 mm

N/A 83

N/A 5.60 in142.24 mm

N/A 0.005 in0.13 mm

N/A -358

BS357 AFLAS-83

N/A
187170

N/A BS Standard O-Ring

N/A Aflas

N/A 0.210 in5.33 mm

N/A 83

N/A 5.48 in139.07 mm

N/A 0.005 in0.13 mm

N/A -357

BS356 AFLAS-83

N/A
187171

N/A BS Standard O-Ring

N/A Aflas

N/A 0.210 in5.33 mm

N/A 83

N/A 5.35 in135.89 mm

N/A 0.005 in0.13 mm

N/A -356

BS355 AFLAS-83

N/A
187172

N/A BS Standard O-Ring

N/A Aflas

N/A 0.210 in5.33 mm

N/A 83

N/A 5.23 in132.72 mm

N/A 0.005 in0.13 mm

N/A -355

BS354 AFLAS-83

N/A
187173

N/A BS Standard O-Ring

N/A Aflas

N/A 0.210 in5.33 mm

N/A 83

N/A 5.10 in129.54 mm

N/A 0.005 in0.13 mm

N/A -354

BS353 AFLAS-83

N/A
187174

N/A BS Standard O-Ring

N/A Aflas

N/A 0.210 in5.33 mm

N/A 83

N/A 4.98 in126.37 mm

N/A 0.005 in0.13 mm

N/A -353

BS352 AFLAS-83

N/A
187175

N/A BS Standard O-Ring

N/A Aflas

N/A 0.210 in5.33 mm

N/A 83

N/A 4.85 in123.19 mm

N/A 0.005 in0.13 mm

N/A -352

BS351 AFLAS-83

N/A
187176

N/A BS Standard O-Ring

N/A Aflas

N/A 0.210 in5.33 mm

N/A 83

N/A 4.73 in120.02 mm

N/A 0.005 in0.13 mm

N/A -351

BS350 AFLAS-83

N/A
187177

N/A BS Standard O-Ring

N/A Aflas

N/A 0.210 in5.33 mm

N/A 83

N/A 4.60 in116.84 mm

N/A 0.005 in0.13 mm

N/A -350

BS349 AFLAS-83

N/A
187178

N/A BS Standard O-Ring

N/A Aflas

N/A 0.210 in5.33 mm

N/A 83

N/A 4.48 in113.67 mm

N/A 0.005 in0.13 mm

N/A -349

BS348 AFLAS-83

N/A
187179

N/A BS Standard O-Ring

N/A Aflas

N/A 0.210 in5.33 mm

N/A 83

N/A 4.35 in110.49 mm

N/A 0.005 in0.13 mm

N/A -348

BS347 AFLAS-83

N/A
187180

N/A BS Standard O-Ring

N/A Aflas

N/A 0.210 in5.33 mm

N/A 83

N/A 4.23 in107.32 mm

N/A 0.005 in0.13 mm

N/A -347

BS346 AFLAS-83

N/A
187181

N/A BS Standard O-Ring

N/A Aflas

N/A 0.210 in5.33 mm

N/A 83

N/A 4.10 in104.14 mm

N/A 0.005 in0.13 mm

N/A -346

BS345 AFLAS-83

N/A
187182

N/A BS Standard O-Ring

N/A Aflas

N/A 0.210 in5.33 mm

N/A 83

N/A 3.98 in100.97 mm

N/A 0.005 in0.13 mm

N/A -345