BS Perfluoroelastomer O-Rings

OneMonroe Perfluoroelastomer O-Rings are designed for applications that demand superior chemical resistance and durability in challenging environments. These O-rings are crafted from high-performance perfluoroelastomer materials, which provide unparalleled resistance to a wide range of aggressive chemicals, including acids, bases, solvents, and hydrocarbons. This exceptional material ensures a robust seal even at extreme temperatures and pressures, making OneMonroe Perfluoroelastomer O-Rings the perfect choice for industries such as chemical processing, aerospace, oil and gas, and semiconductor manufacturing. Each O-ring is engineered to deliver reliable, long-lasting performance where other materials might fail, ensuring the safety and efficiency of your equipment.

We understand that every application has unique requirements, which is why OneMonroe offers a wide range of sizes and specifications to meet your precise needs. Our BS Perfluoroelastomer O-Rings are manufactured to meet British Standard sizing, ensuring a perfect fit for a variety of industrial equipment and components. Additionally, these O-rings can withstand high-temperature environments without compromising their elasticity or performance, maintaining a secure seal under even the most extreme conditions. This resilience makes them an ideal solution for applications where regular elastomers would deteriorate or fail, providing peace of mind and reducing maintenance costs.

At OneMonroe, quality and performance are at the heart of our product development. Each Perfluoroelastomer O-Ring undergoes rigorous testing and quality control measures to ensure it meets our high standards of reliability and durability. With OneMonroe O-Rings, you can be confident that your equipment will operate efficiently and safely, even in the presence of aggressive chemicals and demanding conditions. Trust OneMonroe Perfluoroelastomer O-Rings to provide the sealing strength and chemical resistance necessary for your critical applications, enhancing both the lifespan and performance of your machinery.

Item #	IntegrationID	Type	Material	Cross Section Width	Durometer	Inside Diameter	CSW Tolerance	BS Number	Product Guides
BS356 KALREZ-75	N/A 187634	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.210 in5.33 mm	N/A 75	N/A 5.350 in135.89 mm	N/A 0.005 in0.13 mm	N/A -356	N/A Seal Guides
BS355 KALREZ-75	N/A 187635	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.210 in5.33 mm	N/A 75	N/A 5.225 in132.72 mm	N/A 0.005 in0.13 mm	N/A -355	N/A Seal Guides
BS354 KALREZ-75	N/A 187636	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.210 in5.33 mm	N/A 75	N/A 5.100 in129.54 mm	N/A 0.005 in0.13 mm	N/A -354	N/A Seal Guides
BS353 KALREZ-75	N/A 187637	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.210 in5.33 mm	N/A 75	N/A 4.975 in126.37 mm	N/A 0.005 in0.13 mm	N/A -353	N/A Seal Guides
BS352 KALREZ-75	N/A 187638	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.210 in5.33 mm	N/A 75	N/A 4.850 in123.19 mm	N/A 0.005 in0.13 mm	N/A -352	N/A Seal Guides
BS351 KALREZ-75	N/A 187639	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.210 in5.33 mm	N/A 75	N/A 4.725 in120.02 mm	N/A 0.005 in0.13 mm	N/A -351	N/A Seal Guides
BS350 KALREZ-75	N/A 187640	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.210 in5.33 mm	N/A 75	N/A 4.60 in116.84 mm	N/A 0.005 in0.13 mm	N/A -350	N/A Seal Guides
BS349 KALREZ-75	N/A 187641	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.210 in5.33 mm	N/A 75	N/A 4.475 in113.67 mm	N/A 0.005 in0.13 mm	N/A -349	N/A Seal Guides
BS348 KALREZ-75	N/A 187642	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.210 in5.33 mm	N/A 75	N/A 4.350 in110.49 mm	N/A 0.005 in0.13 mm	N/A -348	N/A Seal Guides
BS347 KALREZ-75	N/A 187643	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.210 in5.33 mm	N/A 75	N/A 4.225 in107.32 mm	N/A 0.005 in0.13 mm	N/A -347	N/A Seal Guides
BS346 KALREZ-75	N/A 187644	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.210 in5.33 mm	N/A 75	N/A 4.100 in104.14 mm	N/A 0.005 in0.13 mm	N/A -346	N/A Seal Guides
BS345 KALREZ-75	N/A 187645	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.210 in5.33 mm	N/A 75	N/A 3.975 in100.97 mm	N/A 0.005 in0.13 mm	N/A -345	N/A Seal Guides
BS344 KALREZ-75	N/A 187646	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.210 in5.33 mm	N/A 75	N/A 3.850 in97.79 mm	N/A 0.005 in0.13 mm	N/A -344	N/A Seal Guides
BS343 KALREZ-75	N/A 187647	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.210 in5.33 mm	N/A 75	N/A 3.725 in94.62 mm	N/A 0.005 in0.13 mm	N/A -343	N/A Seal Guides
BS342 KALREZ-75	N/A 187648	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.210 in5.33 mm	N/A 75	N/A 3.75 in95.25 mm	N/A 0.005 in0.13 mm	N/A -342	N/A Seal Guides
BS341 KALREZ-75	N/A 187649	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.210 in5.33 mm	N/A 75	N/A 3.475 in88.27 mm	N/A 0.005 in0.13 mm	N/A -341	N/A Seal Guides
BS340 KALREZ-75	N/A 187650	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.210 in5.33 mm	N/A 75	N/A 3.350 in85.09 mm	N/A 0.005 in0.13 mm	N/A -340	N/A Seal Guides
BS339 KALREZ-75	N/A 187651	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.210 in5.33 mm	N/A 75	N/A 3.225 in81.92 mm	N/A 0.005 in0.13 mm	N/A -339	N/A Seal Guides
BS338 KALREZ-75	N/A 187652	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.210 in5.33 mm	N/A 75	N/A 3.100 in78.74 mm	N/A 0.005 in0.13 mm	N/A -338	N/A Seal Guides
BS337 KALREZ-75	N/A 187653	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.210 in5.33 mm	N/A 75	N/A 2.975 in75.57 mm	N/A 0.005 in0.13 mm	N/A -337	N/A Seal Guides
BS336 KALREZ-75	N/A 187654	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.210 in5.33 mm	N/A 75	N/A 2.850 in72.39 mm	N/A 0.005 in0.13 mm	N/A -336	N/A Seal Guides
BS335 KALREZ-75	N/A 187655	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.210 in5.33 mm	N/A 75	N/A 2.725 in69.22 mm	N/A 0.005 in0.13 mm	N/A -335	N/A Seal Guides
BS334 KALREZ-75	N/A 187656	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.210 in5.33 mm	N/A 75	N/A 2.75 in69.85 mm	N/A 0.005 in0.13 mm	N/A -334	N/A Seal Guides
BS333 KALREZ-75	N/A 187657	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.210 in5.33 mm	N/A 75	N/A 2.475 in62.87 mm	N/A 0.005 in0.13 mm	N/A -333	N/A Seal Guides
BS332 KALREZ-75	N/A 187658	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.210 in5.33 mm	N/A 75	N/A 2.350 in59.69 mm	N/A 0.005 in0.13 mm	N/A -332	N/A Seal Guides

N/A
187634

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.210 in5.33 mm

N/A 75

N/A 5.350 in135.89 mm

N/A 0.005 in0.13 mm

N/A -356

N/A Seal Guides

BS355 KALREZ-75

N/A
187635

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.210 in5.33 mm

N/A 75

N/A 5.225 in132.72 mm

N/A 0.005 in0.13 mm

N/A -355

N/A Seal Guides

BS354 KALREZ-75

N/A
187636

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.210 in5.33 mm

N/A 75

N/A 5.100 in129.54 mm

N/A 0.005 in0.13 mm

N/A -354

N/A Seal Guides

BS353 KALREZ-75

N/A
187637

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.210 in5.33 mm

N/A 75

N/A 4.975 in126.37 mm

N/A 0.005 in0.13 mm

N/A -353

N/A Seal Guides

BS352 KALREZ-75

N/A
187638

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.210 in5.33 mm

N/A 75

N/A 4.850 in123.19 mm

N/A 0.005 in0.13 mm

N/A -352

N/A Seal Guides

BS351 KALREZ-75

N/A
187639

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.210 in5.33 mm

N/A 75

N/A 4.725 in120.02 mm

N/A 0.005 in0.13 mm

N/A -351

N/A Seal Guides

BS350 KALREZ-75

N/A
187640

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.210 in5.33 mm

N/A 75

N/A 4.60 in116.84 mm

N/A 0.005 in0.13 mm

N/A -350

N/A Seal Guides

BS349 KALREZ-75

N/A
187641

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.210 in5.33 mm

N/A 75

N/A 4.475 in113.67 mm

N/A 0.005 in0.13 mm

N/A -349

N/A Seal Guides

BS348 KALREZ-75

N/A
187642

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.210 in5.33 mm

N/A 75

N/A 4.350 in110.49 mm

N/A 0.005 in0.13 mm

N/A -348

N/A Seal Guides

BS347 KALREZ-75

N/A
187643

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.210 in5.33 mm

N/A 75

N/A 4.225 in107.32 mm

N/A 0.005 in0.13 mm

N/A -347

N/A Seal Guides

BS346 KALREZ-75

N/A
187644

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.210 in5.33 mm

N/A 75

N/A 4.100 in104.14 mm

N/A 0.005 in0.13 mm

N/A -346

N/A Seal Guides

BS345 KALREZ-75

N/A
187645

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.210 in5.33 mm

N/A 75

N/A 3.975 in100.97 mm

N/A 0.005 in0.13 mm

N/A -345

N/A Seal Guides

BS344 KALREZ-75

N/A
187646

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.210 in5.33 mm

N/A 75

N/A 3.850 in97.79 mm

N/A 0.005 in0.13 mm

N/A -344

N/A Seal Guides

BS343 KALREZ-75

N/A
187647

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.210 in5.33 mm

N/A 75

N/A 3.725 in94.62 mm

N/A 0.005 in0.13 mm

N/A -343

N/A Seal Guides

BS342 KALREZ-75

N/A
187648

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.210 in5.33 mm

N/A 75

N/A 3.75 in95.25 mm

N/A 0.005 in0.13 mm

N/A -342

N/A Seal Guides

BS341 KALREZ-75

N/A
187649

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.210 in5.33 mm

N/A 75

N/A 3.475 in88.27 mm

N/A 0.005 in0.13 mm

N/A -341

N/A Seal Guides

BS340 KALREZ-75

N/A
187650

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.210 in5.33 mm

N/A 75

N/A 3.350 in85.09 mm

N/A 0.005 in0.13 mm

N/A -340

N/A Seal Guides

BS339 KALREZ-75

N/A
187651

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.210 in5.33 mm

N/A 75

N/A 3.225 in81.92 mm

N/A 0.005 in0.13 mm

N/A -339

N/A Seal Guides

BS338 KALREZ-75

N/A
187652

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.210 in5.33 mm

N/A 75

N/A 3.100 in78.74 mm

N/A 0.005 in0.13 mm

N/A -338

N/A Seal Guides

BS337 KALREZ-75

N/A
187653

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.210 in5.33 mm

N/A 75

N/A 2.975 in75.57 mm

N/A 0.005 in0.13 mm

N/A -337

N/A Seal Guides

BS336 KALREZ-75

N/A
187654

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.210 in5.33 mm

N/A 75

N/A 2.850 in72.39 mm

N/A 0.005 in0.13 mm

N/A -336

N/A Seal Guides

BS335 KALREZ-75

N/A
187655

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.210 in5.33 mm

N/A 75

N/A 2.725 in69.22 mm

N/A 0.005 in0.13 mm

N/A -335

N/A Seal Guides

BS334 KALREZ-75

N/A
187656

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.210 in5.33 mm

N/A 75

N/A 2.75 in69.85 mm

N/A 0.005 in0.13 mm

N/A -334

N/A Seal Guides

BS333 KALREZ-75

N/A
187657

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.210 in5.33 mm

N/A 75

N/A 2.475 in62.87 mm

N/A 0.005 in0.13 mm

N/A -333

N/A Seal Guides

BS332 KALREZ-75

N/A
187658

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.210 in5.33 mm

N/A 75

N/A 2.350 in59.69 mm

N/A 0.005 in0.13 mm

N/A -332

N/A Seal Guides