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Explore our AS-568 & Extended Standard Size O-Rings
Unit of Measure

Specifications

C/S (inches)

0.210

C/S Tolerance (±)

0.005

I.D. (inches)

20.955

I.D. Tolerance (±)

0.095

O.D. (REF) (inches)

21.375

Nominal C/S (inches)

3/16

Nominal I.D. (inches)

21

Nominal O.D. (inches)

21 3/8

Metric C/S (mm)

5.3

Metric I.D. (mm)

532.3

Metric O.D. (mm)

542.9