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
BS643 KALREZ-70	N/A 187959	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.103 in2.62 mm	N/A 70	N/A 3.299 in83.79 mm	N/A 0.003 in0.08 mm	N/A -643
BS642 KALREZ-70	N/A 187960	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.103 in2.62 mm	N/A 70	N/A 3.174 in80.62 mm	N/A 0.003 in0.08 mm	N/A -642
BS641 KALREZ-70	N/A 187961	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.103 in2.62 mm	N/A 70	N/A 3.049 in77.44 mm	N/A 0.003 in0.08 mm	N/A -641
BS640 KALREZ-70	N/A 187962	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.103 in2.62 mm	N/A 70	N/A 2.924 in74.27 mm	N/A 0.003 in0.08 mm	N/A -640
BS628 KALREZ-70	N/A 187963	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.275 in6.99 mm	N/A 70	N/A 6.563 in166.70 mm	N/A 0.006 in0.15 mm	N/A -628
BS627 KALREZ-70	N/A 187964	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.275 in6.99 mm	N/A 70	N/A 6.281 in159.54 mm	N/A 0.006 in0.15 mm	N/A -627
BS626 KALREZ-70	N/A 187965	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.275 in6.99 mm	N/A 70	N/A 5.297 in134.54 mm	N/A 0.006 in0.15 mm	N/A -626
BS625 KALREZ-70	N/A 187966	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.275 in6.99 mm	N/A 70	N/A 4.906 in124.61 mm	N/A 0.006 in0.15 mm	N/A -625
BS624 KALREZ-70	N/A 187967	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.275 in6.99 mm	N/A 70	N/A 4.516 in114.71 mm	N/A 0.006 in0.15 mm	N/A -624
BS623 KALREZ-70	N/A 187968	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.210 in5.33 mm	N/A 70	N/A 4.313 in109.55 mm	N/A 0.005 in0.13 mm	N/A -623
BS622 KALREZ-70	N/A 187969	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.210 in5.33 mm	N/A 70	N/A 3.937 in100.00 mm	N/A 0.005 in0.13 mm	N/A -622
BS621 KALREZ-70	N/A 187970	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.210 in5.33 mm	N/A 70	N/A 3.531 in89.69 mm	N/A 0.005 in0.13 mm	N/A -621
BS620 KALREZ-70	N/A 187971	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.210 in5.33 mm	N/A 70	N/A 3.141 in79.78 mm	N/A 0.005 in0.13 mm	N/A -620
BS619 KALREZ-70	N/A 187972	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.210 in5.33 mm	N/A 70	N/A 2.938 in74.63 mm	N/A 0.005 in0.13 mm	N/A -619
BS618 KALREZ-70	N/A 187973	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.139 in3.53 mm	N/A 70	N/A 1.016 in25.81 mm	N/A 0.004 in0.10 mm	N/A -618
BS617 KALREZ-70	N/A 187974	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.103 in2.62 mm	N/A 70	N/A 0.703 in17.86 mm	N/A 0.003 in0.08 mm	N/A -617
BS616 KALREZ-70	N/A 187975	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.103 in2.62 mm	N/A 70	N/A 0.594 in15.09 mm	N/A 0.003 in0.08 mm	N/A -616
BS615 KALREZ-70	N/A 187976	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.103 in2.62 mm	N/A 70	N/A 0.516 in13.11 mm	N/A 0.003 in0.08 mm	N/A -615
BS614 KALREZ-70	N/A 187977	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.103 in2.62 mm	N/A 70	N/A 0.469 in11.91 mm	N/A 0.003 in0.08 mm	N/A -614
BS613 KALREZ-70	N/A 187978	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.103 in2.62 mm	N/A 70	N/A 0.391 in9.93 mm	N/A 0.003 in0.08 mm	N/A -613
BS611 KALREZ-70	N/A 187979	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.070 in1.78 mm	N/A 70	N/A 0.344 in8.74 mm	N/A 0.003 in0.08 mm	N/A -611
BS610 KALREZ-70	N/A 187980	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.070 in1.78 mm	N/A 70	N/A 0.266 in6.76 mm	N/A 0.003 in0.08 mm	N/A -610
BS757 KALREZ-70	N/A 187981	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.040 in1.02 mm	N/A 70	N/A 0.100 in2.54 mm	N/A 0.003 in0.08 mm	N/A -757
BS756 KALREZ-70	N/A 187982	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.040 in1.02 mm	N/A 70	N/A 0.070 in1.78 mm	N/A 0.003 in0.08 mm	N/A -756
BS562 KALREZ-70	N/A 187983	N/A BS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.070 in1.78 mm	N/A 70	N/A 6.845 in173.86 mm	N/A 0.003 in0.08 mm	N/A -562

N/A
187959

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.103 in2.62 mm

N/A 70

N/A 3.299 in83.79 mm

N/A 0.003 in0.08 mm

N/A -643

BS642 KALREZ-70

N/A
187960

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.103 in2.62 mm

N/A 70

N/A 3.174 in80.62 mm

N/A 0.003 in0.08 mm

N/A -642

BS641 KALREZ-70

N/A
187961

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.103 in2.62 mm

N/A 70

N/A 3.049 in77.44 mm

N/A 0.003 in0.08 mm

N/A -641

BS640 KALREZ-70

N/A
187962

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.103 in2.62 mm

N/A 70

N/A 2.924 in74.27 mm

N/A 0.003 in0.08 mm

N/A -640

BS628 KALREZ-70

N/A
187963

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.275 in6.99 mm

N/A 70

N/A 6.563 in166.70 mm

N/A 0.006 in0.15 mm

N/A -628

BS627 KALREZ-70

N/A
187964

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.275 in6.99 mm

N/A 70

N/A 6.281 in159.54 mm

N/A 0.006 in0.15 mm

N/A -627

BS626 KALREZ-70

N/A
187965

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.275 in6.99 mm

N/A 70

N/A 5.297 in134.54 mm

N/A 0.006 in0.15 mm

N/A -626

BS625 KALREZ-70

N/A
187966

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.275 in6.99 mm

N/A 70

N/A 4.906 in124.61 mm

N/A 0.006 in0.15 mm

N/A -625

BS624 KALREZ-70

N/A
187967

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.275 in6.99 mm

N/A 70

N/A 4.516 in114.71 mm

N/A 0.006 in0.15 mm

N/A -624

BS623 KALREZ-70

N/A
187968

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.210 in5.33 mm

N/A 70

N/A 4.313 in109.55 mm

N/A 0.005 in0.13 mm

N/A -623

BS622 KALREZ-70

N/A
187969

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.210 in5.33 mm

N/A 70

N/A 3.937 in100.00 mm

N/A 0.005 in0.13 mm

N/A -622

BS621 KALREZ-70

N/A
187970

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.210 in5.33 mm

N/A 70

N/A 3.531 in89.69 mm

N/A 0.005 in0.13 mm

N/A -621

BS620 KALREZ-70

N/A
187971

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.210 in5.33 mm

N/A 70

N/A 3.141 in79.78 mm

N/A 0.005 in0.13 mm

N/A -620

BS619 KALREZ-70

N/A
187972

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.210 in5.33 mm

N/A 70

N/A 2.938 in74.63 mm

N/A 0.005 in0.13 mm

N/A -619

BS618 KALREZ-70

N/A
187973

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.139 in3.53 mm

N/A 70

N/A 1.016 in25.81 mm

N/A 0.004 in0.10 mm

N/A -618

BS617 KALREZ-70

N/A
187974

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.103 in2.62 mm

N/A 70

N/A 0.703 in17.86 mm

N/A 0.003 in0.08 mm

N/A -617

BS616 KALREZ-70

N/A
187975

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.103 in2.62 mm

N/A 70

N/A 0.594 in15.09 mm

N/A 0.003 in0.08 mm

N/A -616

BS615 KALREZ-70

N/A
187976

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.103 in2.62 mm

N/A 70

N/A 0.516 in13.11 mm

N/A 0.003 in0.08 mm

N/A -615

BS614 KALREZ-70

N/A
187977

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.103 in2.62 mm

N/A 70

N/A 0.469 in11.91 mm

N/A 0.003 in0.08 mm

N/A -614

BS613 KALREZ-70

N/A
187978

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.103 in2.62 mm

N/A 70

N/A 0.391 in9.93 mm

N/A 0.003 in0.08 mm

N/A -613

BS611 KALREZ-70

N/A
187979

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.070 in1.78 mm

N/A 70

N/A 0.344 in8.74 mm

N/A 0.003 in0.08 mm

N/A -611

BS610 KALREZ-70

N/A
187980

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.070 in1.78 mm

N/A 70

N/A 0.266 in6.76 mm

N/A 0.003 in0.08 mm

N/A -610

BS757 KALREZ-70

N/A
187981

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.040 in1.02 mm

N/A 70

N/A 0.100 in2.54 mm

N/A 0.003 in0.08 mm

N/A -757

BS756 KALREZ-70

N/A
187982

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.040 in1.02 mm

N/A 70

N/A 0.070 in1.78 mm

N/A 0.003 in0.08 mm

N/A -756

BS562 KALREZ-70

N/A
187983

N/A BS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.070 in1.78 mm

N/A 70

N/A 6.845 in173.86 mm

N/A 0.003 in0.08 mm

N/A -562