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AS568-344 O-ring · 3 7/8 ID × 3/16 cross-section

Standard AS568 size -344: 3.850 in inside diameter × 0.210 in cross-section (97.79 × 5.33 mm). Dimensions, tolerances, groove check and material options for specifying this size in a production design.

AS568-344 O-ring dimensioned drawing, 3.850 inch ID by 0.210 inch cross-section, outside diameter 4.270 inch
Dimensioned drawing, proportional to ID/CSDownload SVG

Dimensions (inch)

Dash numberAS568-344
Inside diameter3.850 ± 0.028
Cross-section0.210 ± 0.005
Outside diameter (calculated)4.270
Nominal3 7/8 × 4 1/4 × 3/16

Dimensions (mm)

Inside diameter97.79 ± 0.71
Cross-section5.33 ± 0.13
Outside diameter (calc.)108.46

Material options for -344

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Same cross-section (0.210 in)

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