SealSpec / O-rings / Size chart / AS568-223

AS568-223 O-ring · 1 5/8 ID × 1/8 cross-section

Standard AS568 size -223: 1.609 in inside diameter × 0.139 in cross-section (40.87 × 3.53 mm). Dimensions, tolerances, groove check and material options for specifying this size in a production design.

AS568-223 O-ring dimensioned drawing, 1.609 inch ID by 0.139 inch cross-section, outside diameter 1.887 inch — Dimensioned drawing, proportional to ID/CSDownload SVG

Dimensions (inch)

Dash number	AS568-223
Inside diameter	1.609 ± 0.015
Cross-section	0.139 ± 0.004
Outside diameter (calculated)	1.887
Nominal	1 5/8 × 1 7/8 × 1/8

Dimensions (mm)

Inside diameter	40.87 ± 0.38
Cross-section	3.53 ± 0.10
Outside diameter (calc.)	47.93

Material options for -223

Viton / FKM Nitrile / Buna-N EPDM Silicone Fluorosilicone Neoprene

Check your groove for -223

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Groove depth (in)Groove width (in)Installed ID / rod (in)

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Same cross-section (0.139 in)

-219 1.296 -220 1.359 -221 1.421 -222 1.484 -223 1.609 -224 1.734 -225 1.859 -226 1.984 -227 2.109

← AS568-222 · AS568-224 → · Full size chart