JIS B 2401 is a Japanese Industrial Standard for O-Ring sizes. This standard, often referred to as Japanese Metrics, is organized into four series, based on their application. The O-Rings in each section have ascending number codes to complete the size reference.

- JIS: P Series Moving (dynamic)

- JIS: G Series Fixed (static)

- JIS: S Series Special Sizes

- JIS: V Series Vacuum Flange

- All JIS Sizes Sorted by Size

FKM 75 material is the closest to a universal elastomer for sealing over other types of elastomers. Fluorocarbon o-ring are commonly referred to as a o-ring, or FKM, Fluorel, FPM o-ring.

- Excellent against compression set and heat aging.

- Excellent for oil and grease application.

- Standard temperate from -15C to 200C.

P10 - ID 9.8MM X CS 2.4MM

P11 - ID 10.8MM X CS 2.4MM

P12 - ID 11.8MM X CS 2.4MM

P12.5 - ID 12.3MM X CS 2.4MM

P13 - ID 12.8MM X CS 2.4MM

P14 - ID 13.8MM X CS 2.4MM

P15 - ID 14.8MM X CS 2.4MM

P16 - ID 15.8MM X CS 2.4MM

P17 - ID 16.8MM X CS 2.4MM

P18 - ID 17.8MM X CS 2.4MM

P19 - ID 18.8MM X CS 2.4MM

P20 - ID 19.8MM X CS 2.4MM

P21 - ID 20.8MM X CS 2.4MM

P22 - ID 21.8MM X CS 2.4MM

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