JIS Perfluoroelastomer O-Rings

OneMonroe Perfluoroelastomer O-Rings are engineered to provide superior resistance in the most demanding environments. Made from high-performance perfluoroelastomer materials, these O-rings are designed to withstand extreme temperatures, aggressive chemicals, and harsh operating conditions. Ideal for applications that demand uncompromising reliability, such as those in the chemical processing, semiconductor, and pharmaceutical industries, OneMonroe’s Perfluoroelastomer O-Rings are built to perform. Our commitment to quality and precision ensures that these seals offer the durability and resilience needed to maintain peak performance over time, even in challenging conditions.

Our selection includes JIS Perfluoroelastomer O-Rings, which adhere to Japanese Industrial Standards, providing a versatile and reliable solution for global and region-specific applications. Available in a wide range of sizes and specifications, these O-rings are meticulously crafted to provide a consistent, tight seal in both static and dynamic settings. Their excellent thermal stability and chemical resistance make them suitable for contact with a wide variety of substances, including aggressive solvents, acids, and hydrocarbons. This versatility allows OneMonroe Perfluoroelastomer O-Rings to excel in industries where standard elastomer materials would quickly degrade.

OneMonroe is dedicated to delivering top-quality products that meet the needs of industries that demand excellence. Every OneMonroe Perfluoroelastomer O-Ring undergoes rigorous quality checks to ensure it meets the highest standards of reliability, durability, and performance. With a wide inventory and various customization options, OneMonroe is positioned to support your sealing needs with products that are built to endure. Rely on our expertise and dedication to quality for O-rings that offer unparalleled protection and longevity, giving you peace of mind in your critical applications.

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	ID Tolerance	JIS Number
P280 KALREZ-75	N/A 181366	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.331 in8.40 mm	N/A 75	N/A 279.50 mm11.004 in	N/A 0.006 in0.18 mm	N/A 0.031 in0.80 mm	N/A P-280
P280 KALREZ-90	N/A 181367	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.331 in8.40 mm	N/A 90	N/A 279.50 mm11.004 in	N/A 0.006 in0.18 mm	N/A 0.031 in0.80 mm	N/A P-280
P285 KALREZ-70	N/A 181368	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.331 in8.40 mm	N/A 70	N/A 284.50 mm11.201 in	N/A 0.006 in0.18 mm	N/A 0.031 in0.80 mm	N/A P-285
P285 KALREZ-75	N/A 181369	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.331 in8.40 mm	N/A 75	N/A 284.50 mm11.201 in	N/A 0.006 in0.18 mm	N/A 0.031 in0.80 mm	N/A P-285
P285 KALREZ-90	N/A 181370	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.331 in8.40 mm	N/A 90	N/A 284.50 mm11.201 in	N/A 0.006 in0.18 mm	N/A 0.031 in0.80 mm	N/A P-285
P29 KALREZ-70	N/A 181371	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.138 in3.50 mm	N/A 70	N/A 28.70 mm1.130 in	N/A 0.004 in0.10 mm	N/A 0.006 in0.15 mm	N/A P-29
P29 KALREZ-75	N/A 181372	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.138 in3.50 mm	N/A 75	N/A 28.70 mm1.130 in	N/A 0.004 in0.10 mm	N/A 0.006 in0.15 mm	N/A P-29
P29 KALREZ-90	N/A 181373	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.138 in3.50 mm	N/A 90	N/A 28.70 mm1.130 in	N/A 0.004 in0.10 mm	N/A 0.006 in0.15 mm	N/A P-29
P29.5 KALREZ-70	N/A 181374	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.138 in3.50 mm	N/A 70	N/A 29.20 mm1.150 in	N/A 0.004 in0.10 mm	N/A 0.006 in0.15 mm	N/A P-29.5
P29.5 KALREZ-75	N/A 181375	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.138 in3.50 mm	N/A 75	N/A 29.20 mm1.150 in	N/A 0.004 in0.10 mm	N/A 0.006 in0.15 mm	N/A P-29.5
P29.5 KALREZ-90	N/A 181376	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.138 in3.50 mm	N/A 90	N/A 29.20 mm1.150 in	N/A 0.004 in0.10 mm	N/A 0.006 in0.15 mm	N/A P-29.5
P290 KALREZ-70	N/A 181377	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.331 in8.40 mm	N/A 70	N/A 289.50 mm11.398 in	N/A 0.006 in0.18 mm	N/A 0.031 in0.80 mm	N/A P-290
P290 KALREZ-75	N/A 181378	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.331 in8.40 mm	N/A 75	N/A 289.50 mm11.398 in	N/A 0.006 in0.18 mm	N/A 0.031 in0.80 mm	N/A P-290
P290 KALREZ-90	N/A 181379	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.331 in8.40 mm	N/A 90	N/A 289.50 mm11.398 in	N/A 0.006 in0.18 mm	N/A 0.031 in0.80 mm	N/A P-290
P295 KALREZ-70	N/A 181380	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.331 in8.40 mm	N/A 70	N/A 294.50 mm11.594 in	N/A 0.006 in0.18 mm	N/A 0.031 in0.80 mm	N/A P-295
P295 KALREZ-75	N/A 181381	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.331 in8.40 mm	N/A 75	N/A 294.50 mm11.594 in	N/A 0.006 in0.18 mm	N/A 0.031 in0.80 mm	N/A P-295
P295 KALREZ-90	N/A 181382	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.331 in8.40 mm	N/A 90	N/A 294.50 mm11.594 in	N/A 0.006 in0.18 mm	N/A 0.031 in0.80 mm	N/A P-295
P30 KALREZ-70	N/A 181383	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.138 in3.50 mm	N/A 70	N/A 29.70 mm1.169 in	N/A 0.004 in0.10 mm	N/A 0.006 in0.15 mm	N/A P-30
P30 KALREZ-75	N/A 181384	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.138 in3.50 mm	N/A 75	N/A 29.70 mm1.169 in	N/A 0.004 in0.10 mm	N/A 0.006 in0.15 mm	N/A P-30
P30 KALREZ-90	N/A 181385	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.138 in3.50 mm	N/A 90	N/A 29.70 mm1.169 in	N/A 0.004 in0.10 mm	N/A 0.006 in0.15 mm	N/A P-30
P300 KALREZ-70	N/A 181386	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.331 in8.40 mm	N/A 70	N/A 299.50 mm11.791 in	N/A 0.006 in0.18 mm	N/A 0.031 in0.80 mm	N/A P-300
P300 KALREZ-75	N/A 181387	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.331 in8.40 mm	N/A 75	N/A 299.50 mm11.791 in	N/A 0.006 in0.18 mm	N/A 0.031 in0.80 mm	N/A P-300
P300 KALREZ-90	N/A 181388	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.331 in8.40 mm	N/A 90	N/A 299.50 mm11.791 in	N/A 0.006 in0.18 mm	N/A 0.031 in0.80 mm	N/A P-300
P31 KALREZ-70	N/A 181389	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.138 in3.50 mm	N/A 70	N/A 30.70 mm1.209 in	N/A 0.004 in0.10 mm	N/A 0.006 in0.15 mm	N/A P-31
P31 KALREZ-75	N/A 181390	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.138 in3.50 mm	N/A 75	N/A 30.70 mm1.209 in	N/A 0.004 in0.10 mm	N/A 0.006 in0.15 mm	N/A P-31

N/A
181366

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.331 in8.40 mm

N/A 75

N/A 279.50 mm11.004 in

N/A 0.006 in0.18 mm

N/A 0.031 in0.80 mm

N/A P-280

P280 KALREZ-90

N/A
181367

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.331 in8.40 mm

N/A 90

N/A 279.50 mm11.004 in

N/A 0.006 in0.18 mm

N/A 0.031 in0.80 mm

N/A P-280

P285 KALREZ-70

N/A
181368

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.331 in8.40 mm

N/A 70

N/A 284.50 mm11.201 in

N/A 0.006 in0.18 mm

N/A 0.031 in0.80 mm

N/A P-285

P285 KALREZ-75

N/A
181369

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.331 in8.40 mm

N/A 75

N/A 284.50 mm11.201 in

N/A 0.006 in0.18 mm

N/A 0.031 in0.80 mm

N/A P-285

P285 KALREZ-90

N/A
181370

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.331 in8.40 mm

N/A 90

N/A 284.50 mm11.201 in

N/A 0.006 in0.18 mm

N/A 0.031 in0.80 mm

N/A P-285

P29 KALREZ-70

N/A
181371

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.138 in3.50 mm

N/A 70

N/A 28.70 mm1.130 in

N/A 0.004 in0.10 mm

N/A 0.006 in0.15 mm

N/A P-29

P29 KALREZ-75

N/A
181372

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.138 in3.50 mm

N/A 75

N/A 28.70 mm1.130 in

N/A 0.004 in0.10 mm

N/A 0.006 in0.15 mm

N/A P-29

P29 KALREZ-90

N/A
181373

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.138 in3.50 mm

N/A 90

N/A 28.70 mm1.130 in

N/A 0.004 in0.10 mm

N/A 0.006 in0.15 mm

N/A P-29

P29.5 KALREZ-70

N/A
181374

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.138 in3.50 mm

N/A 70

N/A 29.20 mm1.150 in

N/A 0.004 in0.10 mm

N/A 0.006 in0.15 mm

N/A P-29.5

P29.5 KALREZ-75

N/A
181375

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.138 in3.50 mm

N/A 75

N/A 29.20 mm1.150 in

N/A 0.004 in0.10 mm

N/A 0.006 in0.15 mm

N/A P-29.5

P29.5 KALREZ-90

N/A
181376

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.138 in3.50 mm

N/A 90

N/A 29.20 mm1.150 in

N/A 0.004 in0.10 mm

N/A 0.006 in0.15 mm

N/A P-29.5

P290 KALREZ-70

N/A
181377

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.331 in8.40 mm

N/A 70

N/A 289.50 mm11.398 in

N/A 0.006 in0.18 mm

N/A 0.031 in0.80 mm

N/A P-290

P290 KALREZ-75

N/A
181378

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.331 in8.40 mm

N/A 75

N/A 289.50 mm11.398 in

N/A 0.006 in0.18 mm

N/A 0.031 in0.80 mm

N/A P-290

P290 KALREZ-90

N/A
181379

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.331 in8.40 mm

N/A 90

N/A 289.50 mm11.398 in

N/A 0.006 in0.18 mm

N/A 0.031 in0.80 mm

N/A P-290

P295 KALREZ-70

N/A
181380

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.331 in8.40 mm

N/A 70

N/A 294.50 mm11.594 in

N/A 0.006 in0.18 mm

N/A 0.031 in0.80 mm

N/A P-295

P295 KALREZ-75

N/A
181381

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.331 in8.40 mm

N/A 75

N/A 294.50 mm11.594 in

N/A 0.006 in0.18 mm

N/A 0.031 in0.80 mm

N/A P-295

P295 KALREZ-90

N/A
181382

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.331 in8.40 mm

N/A 90

N/A 294.50 mm11.594 in

N/A 0.006 in0.18 mm

N/A 0.031 in0.80 mm

N/A P-295

P30 KALREZ-70

N/A
181383

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.138 in3.50 mm

N/A 70

N/A 29.70 mm1.169 in

N/A 0.004 in0.10 mm

N/A 0.006 in0.15 mm

N/A P-30

P30 KALREZ-75

N/A
181384

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.138 in3.50 mm

N/A 75

N/A 29.70 mm1.169 in

N/A 0.004 in0.10 mm

N/A 0.006 in0.15 mm

N/A P-30

P30 KALREZ-90

N/A
181385

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.138 in3.50 mm

N/A 90

N/A 29.70 mm1.169 in

N/A 0.004 in0.10 mm

N/A 0.006 in0.15 mm

N/A P-30

P300 KALREZ-70

N/A
181386

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.331 in8.40 mm

N/A 70

N/A 299.50 mm11.791 in

N/A 0.006 in0.18 mm

N/A 0.031 in0.80 mm

N/A P-300

P300 KALREZ-75

N/A
181387

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.331 in8.40 mm

N/A 75

N/A 299.50 mm11.791 in

N/A 0.006 in0.18 mm

N/A 0.031 in0.80 mm

N/A P-300

P300 KALREZ-90

N/A
181388

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.331 in8.40 mm

N/A 90

N/A 299.50 mm11.791 in

N/A 0.006 in0.18 mm

N/A 0.031 in0.80 mm

N/A P-300

P31 KALREZ-70

N/A
181389

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.138 in3.50 mm

N/A 70

N/A 30.70 mm1.209 in

N/A 0.004 in0.10 mm

N/A 0.006 in0.15 mm

N/A P-31

P31 KALREZ-75

N/A
181390

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.138 in3.50 mm

N/A 75

N/A 30.70 mm1.209 in

N/A 0.004 in0.10 mm

N/A 0.006 in0.15 mm

N/A P-31