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
P35.5 KALREZ-70	N/A 181416	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.138 in3.50 mm	N/A 70	N/A 35.20 mm1.386 in	N/A 0.004 in0.10 mm	N/A 0.006 in0.15 mm	N/A P-35.5
P35.5 KALREZ-75	N/A 181417	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.138 in3.50 mm	N/A 75	N/A 35.20 mm1.386 in	N/A 0.004 in0.10 mm	N/A 0.006 in0.15 mm	N/A P-35.5
P35.5 KALREZ-90	N/A 181418	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.138 in3.50 mm	N/A 90	N/A 35.20 mm1.386 in	N/A 0.004 in0.10 mm	N/A 0.006 in0.15 mm	N/A P-35.5
P355 KALREZ-70	N/A 181419	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.331 in8.40 mm	N/A 70	N/A 354.50 mm13.957 in	N/A 0.006 in0.18 mm	N/A 0.039 in1.00 mm	N/A P-355
P355 KALREZ-75	N/A 181420	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.331 in8.40 mm	N/A 75	N/A 354.50 mm13.957 in	N/A 0.006 in0.18 mm	N/A 0.039 in1.00 mm	N/A P-355
P355 KALREZ-90	N/A 181421	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.331 in8.40 mm	N/A 90	N/A 354.50 mm13.957 in	N/A 0.006 in0.18 mm	N/A 0.039 in1.00 mm	N/A P-355
P36 KALREZ-70	N/A 181422	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.138 in3.50 mm	N/A 70	N/A 35.70 mm1.406 in	N/A 0.004 in0.10 mm	N/A 0.006 in0.15 mm	N/A P-36
P36 KALREZ-75	N/A 181423	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.138 in3.50 mm	N/A 75	N/A 35.70 mm1.406 in	N/A 0.004 in0.10 mm	N/A 0.006 in0.15 mm	N/A P-36
P36 KALREZ-90	N/A 181424	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.138 in3.50 mm	N/A 90	N/A 35.70 mm1.406 in	N/A 0.004 in0.10 mm	N/A 0.006 in0.15 mm	N/A P-36
P360 KALREZ-70	N/A 181425	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.331 in8.40 mm	N/A 70	N/A 359.50 mm14.154 in	N/A 0.006 in0.18 mm	N/A 0.039 in1.00 mm	N/A P-360
P360 KALREZ-75	N/A 181426	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.331 in8.40 mm	N/A 75	N/A 359.50 mm14.154 in	N/A 0.006 in0.18 mm	N/A 0.039 in1.00 mm	N/A P-360
P360 KALREZ-90	N/A 181427	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.331 in8.40 mm	N/A 90	N/A 359.50 mm14.154 in	N/A 0.006 in0.18 mm	N/A 0.039 in1.00 mm	N/A P-360
P375 KALREZ-70	N/A 181428	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.331 in8.40 mm	N/A 70	N/A 374.50 mm14.744 in	N/A 0.006 in0.18 mm	N/A 0.039 in1.00 mm	N/A P-375
P375 KALREZ-75	N/A 181429	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.331 in8.40 mm	N/A 75	N/A 374.50 mm14.744 in	N/A 0.006 in0.18 mm	N/A 0.039 in1.00 mm	N/A P-375
P375 KALREZ-90	N/A 181430	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.331 in8.40 mm	N/A 90	N/A 374.50 mm14.744 in	N/A 0.006 in0.18 mm	N/A 0.039 in1.00 mm	N/A P-375
P38 KALREZ-70	N/A 181431	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.138 in3.50 mm	N/A 70	N/A 37.70 mm1.484 in	N/A 0.004 in0.10 mm	N/A 0.006 in0.15 mm	N/A P-38
P38 KALREZ-75	N/A 181432	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.138 in3.50 mm	N/A 75	N/A 37.70 mm1.484 in	N/A 0.004 in0.10 mm	N/A 0.006 in0.15 mm	N/A P-38
P38 KALREZ-90	N/A 181433	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.138 in3.50 mm	N/A 90	N/A 37.70 mm1.484 in	N/A 0.004 in0.10 mm	N/A 0.006 in0.15 mm	N/A P-38
P385 KALREZ-70	N/A 181434	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.331 in8.40 mm	N/A 70	N/A 384.50 mm15.138 in	N/A 0.006 in0.18 mm	N/A 0.039 in1.00 mm	N/A P-385
P385 KALREZ-75	N/A 181435	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.331 in8.40 mm	N/A 75	N/A 384.50 mm15.138 in	N/A 0.006 in0.18 mm	N/A 0.039 in1.00 mm	N/A P-385
P385 KALREZ-90	N/A 181436	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.331 in8.40 mm	N/A 90	N/A 384.50 mm15.138 in	N/A 0.006 in0.18 mm	N/A 0.039 in1.00 mm	N/A P-385
P39 KALREZ-70	N/A 181437	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.138 in3.50 mm	N/A 70	N/A 38.70 mm1.524 in	N/A 0.004 in0.10 mm	N/A 0.006 in0.15 mm	N/A P-39
P39 KALREZ-75	N/A 181438	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.138 in3.50 mm	N/A 75	N/A 38.70 mm1.524 in	N/A 0.004 in0.10 mm	N/A 0.006 in0.15 mm	N/A P-39
P39 KALREZ-90	N/A 181439	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.138 in3.50 mm	N/A 90	N/A 38.70 mm1.524 in	N/A 0.004 in0.10 mm	N/A 0.006 in0.15 mm	N/A P-39
P4 KALREZ-70	N/A 181440	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.075 in1.90 mm	N/A 70	N/A 3.80 mm0.150 in	N/A 0.003 in0.09 mm	N/A 0.005 in0.12 mm	N/A P-4

N/A
181416

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.138 in3.50 mm

N/A 70

N/A 35.20 mm1.386 in

N/A 0.004 in0.10 mm

N/A 0.006 in0.15 mm

N/A P-35.5

P35.5 KALREZ-75

N/A
181417

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.138 in3.50 mm

N/A 75

N/A 35.20 mm1.386 in

N/A 0.004 in0.10 mm

N/A 0.006 in0.15 mm

N/A P-35.5

P35.5 KALREZ-90

N/A
181418

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.138 in3.50 mm

N/A 90

N/A 35.20 mm1.386 in

N/A 0.004 in0.10 mm

N/A 0.006 in0.15 mm

N/A P-35.5

P355 KALREZ-70

N/A
181419

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.331 in8.40 mm

N/A 70

N/A 354.50 mm13.957 in

N/A 0.006 in0.18 mm

N/A 0.039 in1.00 mm

N/A P-355

P355 KALREZ-75

N/A
181420

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.331 in8.40 mm

N/A 75

N/A 354.50 mm13.957 in

N/A 0.006 in0.18 mm

N/A 0.039 in1.00 mm

N/A P-355

P355 KALREZ-90

N/A
181421

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.331 in8.40 mm

N/A 90

N/A 354.50 mm13.957 in

N/A 0.006 in0.18 mm

N/A 0.039 in1.00 mm

N/A P-355

P36 KALREZ-70

N/A
181422

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.138 in3.50 mm

N/A 70

N/A 35.70 mm1.406 in

N/A 0.004 in0.10 mm

N/A 0.006 in0.15 mm

N/A P-36

P36 KALREZ-75

N/A
181423

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.138 in3.50 mm

N/A 75

N/A 35.70 mm1.406 in

N/A 0.004 in0.10 mm

N/A 0.006 in0.15 mm

N/A P-36

P36 KALREZ-90

N/A
181424

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.138 in3.50 mm

N/A 90

N/A 35.70 mm1.406 in

N/A 0.004 in0.10 mm

N/A 0.006 in0.15 mm

N/A P-36

P360 KALREZ-70

N/A
181425

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.331 in8.40 mm

N/A 70

N/A 359.50 mm14.154 in

N/A 0.006 in0.18 mm

N/A 0.039 in1.00 mm

N/A P-360

P360 KALREZ-75

N/A
181426

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.331 in8.40 mm

N/A 75

N/A 359.50 mm14.154 in

N/A 0.006 in0.18 mm

N/A 0.039 in1.00 mm

N/A P-360

P360 KALREZ-90

N/A
181427

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.331 in8.40 mm

N/A 90

N/A 359.50 mm14.154 in

N/A 0.006 in0.18 mm

N/A 0.039 in1.00 mm

N/A P-360

P375 KALREZ-70

N/A
181428

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.331 in8.40 mm

N/A 70

N/A 374.50 mm14.744 in

N/A 0.006 in0.18 mm

N/A 0.039 in1.00 mm

N/A P-375

P375 KALREZ-75

N/A
181429

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.331 in8.40 mm

N/A 75

N/A 374.50 mm14.744 in

N/A 0.006 in0.18 mm

N/A 0.039 in1.00 mm

N/A P-375

P375 KALREZ-90

N/A
181430

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.331 in8.40 mm

N/A 90

N/A 374.50 mm14.744 in

N/A 0.006 in0.18 mm

N/A 0.039 in1.00 mm

N/A P-375

P38 KALREZ-70

N/A
181431

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.138 in3.50 mm

N/A 70

N/A 37.70 mm1.484 in

N/A 0.004 in0.10 mm

N/A 0.006 in0.15 mm

N/A P-38

P38 KALREZ-75

N/A
181432

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.138 in3.50 mm

N/A 75

N/A 37.70 mm1.484 in

N/A 0.004 in0.10 mm

N/A 0.006 in0.15 mm

N/A P-38

P38 KALREZ-90

N/A
181433

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.138 in3.50 mm

N/A 90

N/A 37.70 mm1.484 in

N/A 0.004 in0.10 mm

N/A 0.006 in0.15 mm

N/A P-38

P385 KALREZ-70

N/A
181434

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.331 in8.40 mm

N/A 70

N/A 384.50 mm15.138 in

N/A 0.006 in0.18 mm

N/A 0.039 in1.00 mm

N/A P-385

P385 KALREZ-75

N/A
181435

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.331 in8.40 mm

N/A 75

N/A 384.50 mm15.138 in

N/A 0.006 in0.18 mm

N/A 0.039 in1.00 mm

N/A P-385

P385 KALREZ-90

N/A
181436

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.331 in8.40 mm

N/A 90

N/A 384.50 mm15.138 in

N/A 0.006 in0.18 mm

N/A 0.039 in1.00 mm

N/A P-385

P39 KALREZ-70

N/A
181437

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.138 in3.50 mm

N/A 70

N/A 38.70 mm1.524 in

N/A 0.004 in0.10 mm

N/A 0.006 in0.15 mm

N/A P-39

P39 KALREZ-75

N/A
181438

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.138 in3.50 mm

N/A 75

N/A 38.70 mm1.524 in

N/A 0.004 in0.10 mm

N/A 0.006 in0.15 mm

N/A P-39

P39 KALREZ-90

N/A
181439

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.138 in3.50 mm

N/A 90

N/A 38.70 mm1.524 in

N/A 0.004 in0.10 mm

N/A 0.006 in0.15 mm

N/A P-39

P4 KALREZ-70

N/A
181440

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.075 in1.90 mm

N/A 70

N/A 3.80 mm0.150 in

N/A 0.003 in0.09 mm

N/A 0.005 in0.12 mm

N/A P-4