SealSpec / O-rings / Size chart / AS568-146

AS568-146 O-ring · 2 5/8 ID × 3/32 cross-section

Standard AS568 size -146: 2.612 in inside diameter × 0.103 in cross-section (66.34 × 2.62 mm). Dimensions, tolerances, groove check and material options for specifying this size in a production design.

AS568-146 O-ring dimensioned drawing, 2.612 inch ID by 0.103 inch cross-section, outside diameter 2.818 inch — Dimensioned drawing, proportional to ID/CSDownload SVG

Dimensions (inch)

Dash number	AS568-146
Inside diameter	2.612 ± 0.020
Cross-section	0.103 ± 0.003
Outside diameter (calculated)	2.818
Nominal	2 5/8 × 2 13/16 × 3/32

Dimensions (mm)

Inside diameter	66.34 ± 0.51
Cross-section	2.62 ± 0.08
Outside diameter (calc.)	71.58

Material options for -146

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

Check your groove for -146

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

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Same cross-section (0.103 in)

-142 2.362 -143 2.425 -144 2.487 -145 2.550 -146 2.612 -147 2.675 -148 2.737 -149 2.800 -150 2.862

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