SealSpec / O-rings / Size chart / AS568-105

AS568-105 O-ring · 5/32 ID × 3/32 cross-section

Standard AS568 size -105: 0.143 in inside diameter × 0.103 in cross-section (3.63 × 2.62 mm). Dimensions, tolerances, groove check and material options for specifying this size in a production design.

AS568-105 O-ring dimensioned drawing, 0.143 inch ID by 0.103 inch cross-section, outside diameter 0.349 inch — Dimensioned drawing, proportional to ID/CSDownload SVG

Dimensions (inch)

Dash number	AS568-105
Inside diameter	0.143 ± 0.005
Cross-section	0.103 ± 0.003
Outside diameter (calculated)	0.349
Nominal	5/32 × 11/32 × 3/32

Dimensions (mm)

Inside diameter	3.63 ± 0.13
Cross-section	2.62 ± 0.08
Outside diameter (calc.)	8.86

Material options for -105

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

Check your groove for -105

Enter your gland dimensions. Results are nominal geometry.

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

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Same cross-section (0.103 in)

-102 0.049 -103 0.081 -104 0.112 -105 0.143 -106 0.174 -107 0.206 -108 0.237 -109 0.299

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