Metric Perfluoroelastomer O-Rings

OneMonroe's Metric Perfluoroelastomer O-Rings are engineered for demanding applications that require the highest level of chemical and thermal resistance. Constructed from advanced perfluoroelastomer materials, these O-rings are specially designed to perform in extreme conditions where conventional elastomers would fail. Known for their exceptional resistance to aggressive chemicals, high temperatures, and abrasive environments, OneMonroe’s O-rings are an ideal choice for industries such as aerospace, semiconductor, oil and gas, and chemical processing. Whether used in high-temperature seals or aggressive chemical processing environments, these O-rings maintain their integrity, providing long-lasting durability and dependability.

Our Metric Perfluoroelastomer O-Rings come in a variety of sizes to ensure a perfect fit for your application requirements. Each O-ring is manufactured to precision standards to deliver reliable, leak-proof seals, even in the harshest of conditions. This precision engineering, paired with their unique material composition, allows these O-rings to withstand temperatures as high as 327°C (621°F) and resist almost all chemical types, including acids, solvents, and hydrocarbons. This versatility makes them invaluable for critical applications where the cost of seal failure is high and operational reliability is essential.

At OneMonroe, we are committed to providing top-quality sealing solutions that meet rigorous industry standards. Each perfluoroelastomer O-ring is manufactured and tested to guarantee consistent performance and reliability. Our dedicated team of experts works to ensure that you get the optimal product for your specific needs, offering both metric and custom sizes to suit various applications. Trust OneMonroe for O-rings that combine superior chemical resistance, temperature resilience, and durability for the most challenging environments, helping you achieve optimal efficiency and reliability in every project.

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 Reference	Cross Section Width	Durometer	Inside Diameter
208 X 3 KALREZ-75	N/A 161715	N/A Metric Standard O-Ring	N/A Perfluoroelastomer	N/A	N/A 3.00 mm	N/A 75	N/A 208.00 mm
208 X 3 KALREZ-90	N/A 161716	N/A Metric Standard O-Ring	N/A Perfluoroelastomer	N/A	N/A 3.00 mm	N/A 90	N/A 208.00 mm
208 X 3.5 KALREZ-70	N/A 161717	N/A Metric Standard O-Ring	N/A Perfluoroelastomer	N/A	N/A 3.50 mm	N/A 70	N/A 208.00 mm
208 X 3.5 KALREZ-75	N/A 161718	N/A Metric Standard O-Ring	N/A Perfluoroelastomer	N/A	N/A 3.50 mm	N/A 75	N/A 208.00 mm
208 X 3.5 KALREZ-90	N/A 161719	N/A Metric Standard O-Ring	N/A Perfluoroelastomer	N/A	N/A 3.50 mm	N/A 90	N/A 208.00 mm
208 X 4 KALREZ-70	N/A 161720	N/A Metric Standard O-Ring	N/A Perfluoroelastomer	N/A	N/A 4.00 mm	N/A 70	N/A 208.00 mm
208 X 4 KALREZ-75	N/A 161721	N/A Metric Standard O-Ring	N/A Perfluoroelastomer	N/A	N/A 4.00 mm	N/A 75	N/A 208.00 mm
208 X 4 KALREZ-90	N/A 161722	N/A Metric Standard O-Ring	N/A Perfluoroelastomer	N/A	N/A 4.00 mm	N/A 90	N/A 208.00 mm
208 X 5 KALREZ-70	N/A 161723	N/A Metric Standard O-Ring	N/A Perfluoroelastomer	N/A	N/A 5.00 mm	N/A 70	N/A 208.00 mm
208 X 5 KALREZ-75	N/A 161724	N/A Metric Standard O-Ring	N/A Perfluoroelastomer	N/A	N/A 5.00 mm	N/A 75	N/A 208.00 mm
208 X 5 KALREZ-90	N/A 161725	N/A Metric Standard O-Ring	N/A Perfluoroelastomer	N/A	N/A 5.00 mm	N/A 90	N/A 208.00 mm
208 X 6 KALREZ-70	N/A 161726	N/A Metric Standard O-Ring	N/A Perfluoroelastomer	N/A	N/A 6.00 mm	N/A 70	N/A 208.00 mm
208 X 6 KALREZ-75	N/A 161727	N/A Metric Standard O-Ring	N/A Perfluoroelastomer	N/A	N/A 6.00 mm	N/A 75	N/A 208.00 mm
208 X 6 KALREZ-90	N/A 161728	N/A Metric Standard O-Ring	N/A Perfluoroelastomer	N/A	N/A 6.00 mm	N/A 90	N/A 208.00 mm
209 X 3 KALREZ-70	N/A 161738	N/A Metric Standard O-Ring	N/A Perfluoroelastomer	N/A	N/A 3.00 mm	N/A 70	N/A 209.00 mm
209 X 3 KALREZ-75	N/A 161739	N/A Metric Standard O-Ring	N/A Perfluoroelastomer	N/A	N/A 3.00 mm	N/A 75	N/A 209.00 mm
209 X 3 KALREZ-90	N/A 161740	N/A Metric Standard O-Ring	N/A Perfluoroelastomer	N/A	N/A 3.00 mm	N/A 90	N/A 209.00 mm
209 X 3.5 KALREZ-70	N/A 161741	N/A Metric Standard O-Ring	N/A Perfluoroelastomer	N/A	N/A 3.50 mm	N/A 70	N/A 209.00 mm
209 X 3.5 KALREZ-75	N/A 161742	N/A Metric Standard O-Ring	N/A Perfluoroelastomer	N/A	N/A 3.50 mm	N/A 75	N/A 209.00 mm
209 X 3.5 KALREZ-90	N/A 161743	N/A Metric Standard O-Ring	N/A Perfluoroelastomer	N/A	N/A 3.50 mm	N/A 90	N/A 209.00 mm
209 X 4 KALREZ-70	N/A 161744	N/A Metric Standard O-Ring	N/A Perfluoroelastomer	N/A	N/A 4.00 mm	N/A 70	N/A 209.00 mm
209 X 4 KALREZ-75	N/A 161745	N/A Metric Standard O-Ring	N/A Perfluoroelastomer	N/A	N/A 4.00 mm	N/A 75	N/A 209.00 mm
209 X 4 KALREZ-90	N/A 161746	N/A Metric Standard O-Ring	N/A Perfluoroelastomer	N/A	N/A 4.00 mm	N/A 90	N/A 209.00 mm
209 X 5 KALREZ-70	N/A 161747	N/A Metric Standard O-Ring	N/A Perfluoroelastomer	N/A	N/A 5.00 mm	N/A 70	N/A 209.00 mm
209 X 5 KALREZ-75	N/A 161748	N/A Metric Standard O-Ring	N/A Perfluoroelastomer	N/A	N/A 5.00 mm	N/A 75	N/A 209.00 mm

N/A
161715

N/A Metric Standard O-Ring

N/A Perfluoroelastomer

N/A

N/A 3.00 mm

N/A 75

N/A 208.00 mm

208 X 3 KALREZ-90

N/A
161716

N/A Metric Standard O-Ring

N/A Perfluoroelastomer

N/A

N/A 3.00 mm

N/A 90

N/A 208.00 mm

208 X 3.5 KALREZ-70

N/A
161717

N/A Metric Standard O-Ring

N/A Perfluoroelastomer

N/A

N/A 3.50 mm

N/A 70

N/A 208.00 mm

208 X 3.5 KALREZ-75

N/A
161718

N/A Metric Standard O-Ring

N/A Perfluoroelastomer

N/A

N/A 3.50 mm

N/A 75

N/A 208.00 mm

208 X 3.5 KALREZ-90

N/A
161719

N/A Metric Standard O-Ring

N/A Perfluoroelastomer

N/A

N/A 3.50 mm

N/A 90

N/A 208.00 mm

208 X 4 KALREZ-70

N/A
161720

N/A Metric Standard O-Ring

N/A Perfluoroelastomer

N/A

N/A 4.00 mm

N/A 70

N/A 208.00 mm

208 X 4 KALREZ-75

N/A
161721

N/A Metric Standard O-Ring

N/A Perfluoroelastomer

N/A

N/A 4.00 mm

N/A 75

N/A 208.00 mm

208 X 4 KALREZ-90

N/A
161722

N/A Metric Standard O-Ring

N/A Perfluoroelastomer

N/A

N/A 4.00 mm

N/A 90

N/A 208.00 mm

208 X 5 KALREZ-70

N/A
161723

N/A Metric Standard O-Ring

N/A Perfluoroelastomer

N/A

N/A 5.00 mm

N/A 70

N/A 208.00 mm

208 X 5 KALREZ-75

N/A
161724

N/A Metric Standard O-Ring

N/A Perfluoroelastomer

N/A

N/A 5.00 mm

N/A 75

N/A 208.00 mm

208 X 5 KALREZ-90

N/A
161725

N/A Metric Standard O-Ring

N/A Perfluoroelastomer

N/A

N/A 5.00 mm

N/A 90

N/A 208.00 mm

208 X 6 KALREZ-70

N/A
161726

N/A Metric Standard O-Ring

N/A Perfluoroelastomer

N/A

N/A 6.00 mm

N/A 70

N/A 208.00 mm

208 X 6 KALREZ-75

N/A
161727

N/A Metric Standard O-Ring

N/A Perfluoroelastomer

N/A

N/A 6.00 mm

N/A 75

N/A 208.00 mm

208 X 6 KALREZ-90

N/A
161728

N/A Metric Standard O-Ring

N/A Perfluoroelastomer

N/A

N/A 6.00 mm

N/A 90

N/A 208.00 mm

209 X 3 KALREZ-70

N/A
161738

N/A Metric Standard O-Ring

N/A Perfluoroelastomer

N/A

N/A 3.00 mm

N/A 70

N/A 209.00 mm

209 X 3 KALREZ-75

N/A
161739

N/A Metric Standard O-Ring

N/A Perfluoroelastomer

N/A

N/A 3.00 mm

N/A 75

N/A 209.00 mm

209 X 3 KALREZ-90

N/A
161740

N/A Metric Standard O-Ring

N/A Perfluoroelastomer

N/A

N/A 3.00 mm

N/A 90

N/A 209.00 mm

209 X 3.5 KALREZ-70

N/A
161741

N/A Metric Standard O-Ring

N/A Perfluoroelastomer

N/A

N/A 3.50 mm

N/A 70

N/A 209.00 mm

209 X 3.5 KALREZ-75

N/A
161742

N/A Metric Standard O-Ring

N/A Perfluoroelastomer

N/A

N/A 3.50 mm

N/A 75

N/A 209.00 mm

209 X 3.5 KALREZ-90

N/A
161743

N/A Metric Standard O-Ring

N/A Perfluoroelastomer

N/A

N/A 3.50 mm

N/A 90

N/A 209.00 mm

209 X 4 KALREZ-70

N/A
161744

N/A Metric Standard O-Ring

N/A Perfluoroelastomer

N/A

N/A 4.00 mm

N/A 70

N/A 209.00 mm

209 X 4 KALREZ-75

N/A
161745

N/A Metric Standard O-Ring

N/A Perfluoroelastomer

N/A

N/A 4.00 mm

N/A 75

N/A 209.00 mm

209 X 4 KALREZ-90

N/A
161746

N/A Metric Standard O-Ring

N/A Perfluoroelastomer

N/A

N/A 4.00 mm

N/A 90

N/A 209.00 mm

209 X 5 KALREZ-70

N/A
161747

N/A Metric Standard O-Ring

N/A Perfluoroelastomer

N/A

N/A 5.00 mm

N/A 70

N/A 209.00 mm

209 X 5 KALREZ-75

N/A
161748

N/A Metric Standard O-Ring

N/A Perfluoroelastomer

N/A

N/A 5.00 mm

N/A 75

N/A 209.00 mm