Monroe
OneMonroe
Locations Throughout the Country
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Tel: (877) 740-2007
Fax: (800) 453-9683
Email: sales@askmonroe.com
Website: monroeengineering.com
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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.

JIS O-Rings
Unit of Measure
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Item #

IntegrationID

Type

Material

Cross Section Width

Durometer

Inside Diameter

CSW Tolerance

ID Tolerance

JIS Number

Quantity
P250 KALREZ-70 N/A
181341 		N/A JIS Standard O-Ring N/A Perfluoroelastomer N/A 0.331 in8.40 mm N/A 70 N/A 249.5 mm9.823 in N/A 0.006 in0.18 mm N/A 0.031 in0.80 mm N/A P-250
P250 KALREZ-75 N/A
181342 		N/A JIS Standard O-Ring N/A Perfluoroelastomer N/A 0.331 in8.40 mm N/A 75 N/A 249.5 mm9.823 in N/A 0.006 in0.18 mm N/A 0.031 in0.80 mm N/A P-250
P250 KALREZ-90 N/A
181343 		N/A JIS Standard O-Ring N/A Perfluoroelastomer N/A 0.331 in8.40 mm N/A 90 N/A 249.5 mm9.823 in N/A 0.006 in0.18 mm N/A 0.031 in0.80 mm N/A P-250
P255 KALREZ-70 N/A
181344 		N/A JIS Standard O-Ring N/A Perfluoroelastomer N/A 0.331 in8.40 mm N/A 70 N/A 254.5 mm10.020 in N/A 0.006 in0.18 mm N/A 0.031 in0.80 mm N/A P-255
P255 KALREZ-75 N/A
181345 		N/A JIS Standard O-Ring N/A Perfluoroelastomer N/A 0.331 in8.40 mm N/A 75 N/A 254.5 mm10.020 in N/A 0.006 in0.18 mm N/A 0.031 in0.80 mm N/A P-255
P255 KALREZ-90 N/A
181346 		N/A JIS Standard O-Ring N/A Perfluoroelastomer N/A 0.331 in8.40 mm N/A 90 N/A 254.5 mm10.020 in N/A 0.006 in0.18 mm N/A 0.031 in0.80 mm N/A P-255
P26 KALREZ-70 N/A
181347 		N/A JIS Standard O-Ring N/A Perfluoroelastomer N/A 0.138 in3.50 mm N/A 70 N/A 25.70 mm1.012 in N/A 0.004 in0.10 mm N/A 0.006 in0.15 mm N/A P-26
P26 KALREZ-75 N/A
181348 		N/A JIS Standard O-Ring N/A Perfluoroelastomer N/A 0.138 in3.50 mm N/A 75 N/A 25.70 mm1.012 in N/A 0.004 in0.10 mm N/A 0.006 in0.15 mm N/A P-26
P26 KALREZ-90 N/A
181349 		N/A JIS Standard O-Ring N/A Perfluoroelastomer N/A 0.138 in3.50 mm N/A 90 N/A 25.70 mm1.012 in N/A 0.004 in0.10 mm N/A 0.006 in0.15 mm N/A P-26
P260 KALREZ-70 N/A
181350 		N/A JIS Standard O-Ring N/A Perfluoroelastomer N/A 0.331 in8.40 mm N/A 70 N/A 259.5 mm10.217 in N/A 0.006 in0.18 mm N/A 0.031 in0.80 mm N/A P-260
P260 KALREZ-75 N/A
181351 		N/A JIS Standard O-Ring N/A Perfluoroelastomer N/A 0.331 in8.40 mm N/A 75 N/A 259.5 mm10.217 in N/A 0.006 in0.18 mm N/A 0.031 in0.80 mm N/A P-260
P260 KALREZ-90 N/A
181352 		N/A JIS Standard O-Ring N/A Perfluoroelastomer N/A 0.331 in8.40 mm N/A 90 N/A 259.5 mm10.217 in N/A 0.006 in0.18 mm N/A 0.031 in0.80 mm N/A P-260
P265 KALREZ-70 N/A
181353 		N/A JIS Standard O-Ring N/A Perfluoroelastomer N/A 0.331 in8.40 mm N/A 70 N/A 264.5 mm10.413 in N/A 0.006 in0.18 mm N/A 0.031 in0.80 mm N/A P-265
P265 KALREZ-75 N/A
181354 		N/A JIS Standard O-Ring N/A Perfluoroelastomer N/A 0.331 in8.40 mm N/A 75 N/A 264.5 mm10.413 in N/A 0.006 in0.18 mm N/A 0.031 in0.80 mm N/A P-265
P265 KALREZ-90 N/A
181355 		N/A JIS Standard O-Ring N/A Perfluoroelastomer N/A 0.331 in8.40 mm N/A 90 N/A 264.5 mm10.413 in N/A 0.006 in0.18 mm N/A 0.031 in0.80 mm N/A P-265
P270 KALREZ-70 N/A
181356 		N/A JIS Standard O-Ring N/A Perfluoroelastomer N/A 0.331 in8.40 mm N/A 70 N/A 269.5 mm10.610 in N/A 0.006 in0.18 mm N/A 0.031 in0.80 mm N/A P-270
P270 KALREZ-75 N/A
181357 		N/A JIS Standard O-Ring N/A Perfluoroelastomer N/A 0.331 in8.40 mm N/A 75 N/A 269.5 mm10.610 in N/A 0.006 in0.18 mm N/A 0.031 in0.80 mm N/A P-270
P270 KALREZ-90 N/A
181358 		N/A JIS Standard O-Ring N/A Perfluoroelastomer N/A 0.331 in8.40 mm N/A 90 N/A 269.5 mm10.610 in N/A 0.006 in0.18 mm N/A 0.031 in0.80 mm N/A P-270
P275 KALREZ-70 N/A
181359 		N/A JIS Standard O-Ring N/A Perfluoroelastomer N/A 0.331 in8.40 mm N/A 70 N/A 274.50 mm10.807 in N/A 0.006 in0.18 mm N/A 0.031 in0.80 mm N/A P-275
P275 KALREZ-75 N/A
181360 		N/A JIS Standard O-Ring N/A Perfluoroelastomer N/A 0.331 in8.40 mm N/A 75 N/A 274.50 mm10.807 in N/A 0.006 in0.18 mm N/A 0.031 in0.80 mm N/A P-275
P275 KALREZ-90 N/A
181361 		N/A JIS Standard O-Ring N/A Perfluoroelastomer N/A 0.331 in8.40 mm N/A 90 N/A 274.50 mm10.807 in N/A 0.006 in0.18 mm N/A 0.031 in0.80 mm N/A P-275
P28 KALREZ-70 N/A
181362 		N/A JIS Standard O-Ring N/A Perfluoroelastomer N/A 0.138 in3.50 mm N/A 70 N/A 27.70 mm1.091 in N/A 0.004 in0.10 mm N/A 0.006 in0.15 mm N/A P-28
P28 KALREZ-75 N/A
181363 		N/A JIS Standard O-Ring N/A Perfluoroelastomer N/A 0.138 in3.50 mm N/A 75 N/A 27.70 mm1.091 in N/A 0.004 in0.10 mm N/A 0.006 in0.15 mm N/A P-28
P28 KALREZ-90 N/A
181364 		N/A JIS Standard O-Ring N/A Perfluoroelastomer N/A 0.138 in3.50 mm N/A 90 N/A 27.70 mm1.091 in N/A 0.004 in0.10 mm N/A 0.006 in0.15 mm N/A P-28
P280 KALREZ-70 N/A
181365 		N/A JIS Standard O-Ring N/A Perfluoroelastomer N/A 0.331 in8.40 mm N/A 70 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
Unit of Measure
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