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

C/S (inches)

N/A 0.275

C/S Tolerance (±)

N/A 0.006

I.D. (inches)

N/A 6.725

I.D. Tolerance (±)

N/A 0.040

O.D. (REF) (inches)

N/A 7.275

Nominal C/S (inches)

N/A 1/4

Nominal I.D. (inches)

N/A 6 3/4

Nominal O.D. (inches)

N/A 7 1/4

Metric C/S (mm)

N/A 7.0

Metric I.D. (mm)

N/A 170.8

Metric O.D. (mm)

N/A 184.8
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