Precision Associates, Inc.
Precision Associates, Inc.
3800 North Washington Ave.
Minneapolis, MN 55412-2142
Toll Free: 1-800-394-6590
Local: +1 612-333-7464
Sales: +1 612-334-9190
Fax: 612-342-2417
Email: [email protected]
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Search our 2,700+ Standard+ Special Size O-Ring Tooling List.
New Sizes are added regularly.

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Unit of Measure

Specifications

C/S (inches)

 N/A 0.210

C/S Tolerance (±)

 N/A 0.005

I.D. (inches)

 N/A 20.955

I.D. Tolerance (±)

 N/A 0.095

O.D. (REF) (inches)

 N/A 21.375

Nominal C/S (inches)

 N/A 3/16

Nominal I.D. (inches)

 N/A 21

Nominal O.D. (inches)

 N/A 21 3/8

Metric C/S (mm)

 N/A 5.3

Metric I.D. (mm)

 N/A 532.3

Metric O.D. (mm)

 N/A 542.9