O-ring Size # -011
These o-rings are high quality buna-nitrile rubber with durometer ratings of 90.

AS568#: 011
COMPOUND: Buna-Nitrile / Nitrile Rubber / Buna-N
DUROMETER SHORE A: 90
INNER DIAMETER: 5/16"
OUTER DIAMETER: 7/16"
WALL THICKNESS: 1/16"

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