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Japanese Industrial Standard O-Rings are another popular classification system used around the globe. Published by the Japanese Standard Association, these o-rings are also categorized using the metric system. JIS O-Rings are used in many different fields, but typically are implemented in Japan's semiconductor, automotive and machine tool industries. For more information, please see: Comparison Properties Chart, PTFE Encapsulated O-rings, Material Shelf Life, and O-ring Groove Design Chart.
Unit of Measure

Specifications

Type

N/A JIS Standard O-Ring

Material

N/A Flurosilicone

Cross Section Width

N/A 0.138 in3.50 mm

Durometer

N/A 70

Inside Diameter

N/A 28.70 mm1.130 in

CSW Tolerance

N/A 0.004 in0.10 mm

ID Tolerance

N/A 0.006 in0.15 mm

JIS Number

N/A P-29

Warning

N/A Prop 65 Warning: This product may contain chemicals known to the State of California to cause cancer, and birth defects or other reproductive harm.

O-Ring Industries

N/A O-rings are used in the military, automotive, aerospace and agriculture industries.