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
G25 KALREZ-70	N/A 181116	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.122 in3.10 mm	N/A 70	N/A 24.40 mm0.961 in	N/A 0.004 in0.10 mm	N/A 0.006 in0.15 mm	N/A G-25
G25 KALREZ-75	N/A 181117	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.122 in3.10 mm	N/A 75	N/A 24.40 mm0.961 in	N/A 0.004 in0.10 mm	N/A 0.006 in0.15 mm	N/A G-25
G25 KALREZ-90	N/A 181118	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.122 in3.10 mm	N/A 90	N/A 24.40 mm0.961 in	N/A 0.004 in0.10 mm	N/A 0.006 in0.15 mm	N/A G-25
G250 KALREZ-70	N/A 181119	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.224 in5.70 mm	N/A 70	N/A 249.3 mm9.815 in	N/A 0.006 in0.15 mm	N/A 0.031 in0.80 mm	N/A G-250
G250 KALREZ-75	N/A 181120	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.224 in5.70 mm	N/A 75	N/A 249.3 mm9.815 in	N/A 0.006 in0.15 mm	N/A 0.031 in0.80 mm	N/A G-250
G250 KALREZ-90	N/A 181121	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.224 in5.70 mm	N/A 90	N/A 249.3 mm9.815 in	N/A 0.006 in0.15 mm	N/A 0.031 in0.80 mm	N/A G-250
G255 KALREZ-70	N/A 181122	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.224 in5.70 mm	N/A 70	N/A 254.3 mm10.012 in	N/A 0.006 in0.15 mm	N/A 0.031 in0.80 mm	N/A G-255
G255 KALREZ-75	N/A 181123	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.224 in5.70 mm	N/A 75	N/A 254.3 mm10.012 in	N/A 0.006 in0.15 mm	N/A 0.031 in0.80 mm	N/A G-255
G255 KALREZ-90	N/A 181124	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.224 in5.70 mm	N/A 90	N/A 254.3 mm10.012 in	N/A 0.006 in0.15 mm	N/A 0.031 in0.80 mm	N/A G-255
G260 KALREZ-70	N/A 181125	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.224 in5.70 mm	N/A 70	N/A 259.3 mm10.209 in	N/A 0.006 in0.15 mm	N/A 0.031 in0.80 mm	N/A G-260
G260 KALREZ-75	N/A 181126	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.224 in5.70 mm	N/A 75	N/A 259.3 mm10.209 in	N/A 0.006 in0.15 mm	N/A 0.031 in0.80 mm	N/A G-260
G260 KALREZ-90	N/A 181127	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.224 in5.70 mm	N/A 90	N/A 259.3 mm10.209 in	N/A 0.006 in0.15 mm	N/A 0.031 in0.80 mm	N/A G-260
G270 KALREZ-70	N/A 181128	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.224 in5.70 mm	N/A 70	N/A 269.3 mm10.602 in	N/A 0.006 in0.15 mm	N/A 0.031 in0.80 mm	N/A G-270
G270 KALREZ-75	N/A 181129	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.224 in5.70 mm	N/A 75	N/A 269.3 mm10.602 in	N/A 0.006 in0.15 mm	N/A 0.031 in0.80 mm	N/A G-270
G270 KALREZ-90	N/A 181130	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.224 in5.70 mm	N/A 90	N/A 269.3 mm10.602 in	N/A 0.006 in0.15 mm	N/A 0.031 in0.80 mm	N/A G-270
G280 KALREZ-70	N/A 181131	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.224 in5.70 mm	N/A 70	N/A 279.30 mm10.996 in	N/A 0.006 in0.15 mm	N/A 0.031 in0.80 mm	N/A G-280
G280 KALREZ-75	N/A 181132	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.224 in5.70 mm	N/A 75	N/A 279.30 mm10.996 in	N/A 0.006 in0.15 mm	N/A 0.031 in0.80 mm	N/A G-280
G280 KALREZ-90	N/A 181133	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.224 in5.70 mm	N/A 90	N/A 279.30 mm10.996 in	N/A 0.006 in0.15 mm	N/A 0.031 in0.80 mm	N/A G-280
G290 KALREZ-70	N/A 181134	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.224 in5.70 mm	N/A 70	N/A 289.30 mm11.390 in	N/A 0.006 in0.15 mm	N/A 0.031 in0.80 mm	N/A G-290
G290 KALREZ-75	N/A 181135	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.224 in5.70 mm	N/A 75	N/A 289.30 mm11.390 in	N/A 0.006 in0.15 mm	N/A 0.031 in0.80 mm	N/A G-290
G290 KALREZ-90	N/A 181136	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.224 in5.70 mm	N/A 90	N/A 289.30 mm11.390 in	N/A 0.006 in0.15 mm	N/A 0.031 in0.80 mm	N/A G-290
G30 KALREZ-70	N/A 181137	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.122 in3.10 mm	N/A 70	N/A 29.40 mm1.157 in	N/A 0.004 in0.10 mm	N/A 0.006 in0.15 mm	N/A G-30
G30 KALREZ-75	N/A 181138	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.122 in3.10 mm	N/A 75	N/A 29.40 mm1.157 in	N/A 0.004 in0.10 mm	N/A 0.006 in0.15 mm	N/A G-30
G30 KALREZ-90	N/A 181139	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.122 in3.10 mm	N/A 90	N/A 29.40 mm1.157 in	N/A 0.004 in0.10 mm	N/A 0.006 in0.15 mm	N/A G-30
G300 KALREZ-70	N/A 181140	N/A JIS Standard O-Ring	N/A Perfluoroelastomer	N/A 0.224 in5.70 mm	N/A 70	N/A 299.30 mm11.783 in	N/A 0.006 in0.15 mm	N/A 0.031 in0.80 mm	N/A G-300

N/A
181116

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.122 in3.10 mm

N/A 70

N/A 24.40 mm0.961 in

N/A 0.004 in0.10 mm

N/A 0.006 in0.15 mm

N/A G-25

G25 KALREZ-75

N/A
181117

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.122 in3.10 mm

N/A 75

N/A 24.40 mm0.961 in

N/A 0.004 in0.10 mm

N/A 0.006 in0.15 mm

N/A G-25

G25 KALREZ-90

N/A
181118

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.122 in3.10 mm

N/A 90

N/A 24.40 mm0.961 in

N/A 0.004 in0.10 mm

N/A 0.006 in0.15 mm

N/A G-25

G250 KALREZ-70

N/A
181119

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.224 in5.70 mm

N/A 70

N/A 249.3 mm9.815 in

N/A 0.006 in0.15 mm

N/A 0.031 in0.80 mm

N/A G-250

G250 KALREZ-75

N/A
181120

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.224 in5.70 mm

N/A 75

N/A 249.3 mm9.815 in

N/A 0.006 in0.15 mm

N/A 0.031 in0.80 mm

N/A G-250

G250 KALREZ-90

N/A
181121

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.224 in5.70 mm

N/A 90

N/A 249.3 mm9.815 in

N/A 0.006 in0.15 mm

N/A 0.031 in0.80 mm

N/A G-250

G255 KALREZ-70

N/A
181122

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.224 in5.70 mm

N/A 70

N/A 254.3 mm10.012 in

N/A 0.006 in0.15 mm

N/A 0.031 in0.80 mm

N/A G-255

G255 KALREZ-75

N/A
181123

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.224 in5.70 mm

N/A 75

N/A 254.3 mm10.012 in

N/A 0.006 in0.15 mm

N/A 0.031 in0.80 mm

N/A G-255

G255 KALREZ-90

N/A
181124

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.224 in5.70 mm

N/A 90

N/A 254.3 mm10.012 in

N/A 0.006 in0.15 mm

N/A 0.031 in0.80 mm

N/A G-255

G260 KALREZ-70

N/A
181125

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.224 in5.70 mm

N/A 70

N/A 259.3 mm10.209 in

N/A 0.006 in0.15 mm

N/A 0.031 in0.80 mm

N/A G-260

G260 KALREZ-75

N/A
181126

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.224 in5.70 mm

N/A 75

N/A 259.3 mm10.209 in

N/A 0.006 in0.15 mm

N/A 0.031 in0.80 mm

N/A G-260

G260 KALREZ-90

N/A
181127

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.224 in5.70 mm

N/A 90

N/A 259.3 mm10.209 in

N/A 0.006 in0.15 mm

N/A 0.031 in0.80 mm

N/A G-260

G270 KALREZ-70

N/A
181128

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.224 in5.70 mm

N/A 70

N/A 269.3 mm10.602 in

N/A 0.006 in0.15 mm

N/A 0.031 in0.80 mm

N/A G-270

G270 KALREZ-75

N/A
181129

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.224 in5.70 mm

N/A 75

N/A 269.3 mm10.602 in

N/A 0.006 in0.15 mm

N/A 0.031 in0.80 mm

N/A G-270

G270 KALREZ-90

N/A
181130

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.224 in5.70 mm

N/A 90

N/A 269.3 mm10.602 in

N/A 0.006 in0.15 mm

N/A 0.031 in0.80 mm

N/A G-270

G280 KALREZ-70

N/A
181131

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.224 in5.70 mm

N/A 70

N/A 279.30 mm10.996 in

N/A 0.006 in0.15 mm

N/A 0.031 in0.80 mm

N/A G-280

G280 KALREZ-75

N/A
181132

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.224 in5.70 mm

N/A 75

N/A 279.30 mm10.996 in

N/A 0.006 in0.15 mm

N/A 0.031 in0.80 mm

N/A G-280

G280 KALREZ-90

N/A
181133

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.224 in5.70 mm

N/A 90

N/A 279.30 mm10.996 in

N/A 0.006 in0.15 mm

N/A 0.031 in0.80 mm

N/A G-280

G290 KALREZ-70

N/A
181134

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.224 in5.70 mm

N/A 70

N/A 289.30 mm11.390 in

N/A 0.006 in0.15 mm

N/A 0.031 in0.80 mm

N/A G-290

G290 KALREZ-75

N/A
181135

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.224 in5.70 mm

N/A 75

N/A 289.30 mm11.390 in

N/A 0.006 in0.15 mm

N/A 0.031 in0.80 mm

N/A G-290

G290 KALREZ-90

N/A
181136

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.224 in5.70 mm

N/A 90

N/A 289.30 mm11.390 in

N/A 0.006 in0.15 mm

N/A 0.031 in0.80 mm

N/A G-290

G30 KALREZ-70

N/A
181137

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.122 in3.10 mm

N/A 70

N/A 29.40 mm1.157 in

N/A 0.004 in0.10 mm

N/A 0.006 in0.15 mm

N/A G-30

G30 KALREZ-75

N/A
181138

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.122 in3.10 mm

N/A 75

N/A 29.40 mm1.157 in

N/A 0.004 in0.10 mm

N/A 0.006 in0.15 mm

N/A G-30

G30 KALREZ-90

N/A
181139

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.122 in3.10 mm

N/A 90

N/A 29.40 mm1.157 in

N/A 0.004 in0.10 mm

N/A 0.006 in0.15 mm

N/A G-30

G300 KALREZ-70

N/A
181140

N/A JIS Standard O-Ring

N/A Perfluoroelastomer

N/A 0.224 in5.70 mm

N/A 70

N/A 299.30 mm11.783 in

N/A 0.006 in0.15 mm

N/A 0.031 in0.80 mm

N/A G-300