SealSpec / O-rings / Size chart / AS568-449

AS568-449 O-ring · 10 ID × 1/4 cross-section

Standard AS568 size -449: 9.975 in inside diameter × 0.275 in cross-section (253.37 × 6.99 mm). Dimensions, tolerances, groove check and material options for specifying this size in a production design.

AS568-449 O-ring dimensioned drawing, 9.975 inch ID by 0.275 inch cross-section, outside diameter 10.525 inch — Dimensioned drawing, proportional to ID/CSDownload SVG

Dimensions (inch)

Dash number	AS568-449
Inside diameter	9.975 ± 0.055
Cross-section	0.275 ± 0.006
Outside diameter (calculated)	10.525
Nominal	10 × 10 1/2 × 1/4

Dimensions (mm)

Inside diameter	253.37 ± 1.40
Cross-section	6.99 ± 0.15
Outside diameter (calc.)	267.33

Material options for -449

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

Check your groove for -449

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

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Same cross-section (0.275 in)

-445 7.975 -446 8.475 -447 8.975 -448 9.475 -449 9.975 -450 10.475 -451 10.975 -452 11.475 -453 11.975

← AS568-448 · AS568-450 → · Full size chart