SealSpec / O-rings / Size chart / AS568-437

AS568-437 O-ring · 6 ID × 1/4 cross-section

Standard AS568 size -437: 5.975 in inside diameter × 0.275 in cross-section (151.77 × 6.99 mm). Dimensions, tolerances, groove check and material options for specifying this size in a production design.

AS568-437 O-ring dimensioned drawing, 5.975 inch ID by 0.275 inch cross-section, outside diameter 6.525 inch — Dimensioned drawing, proportional to ID/CSDownload SVG

Dimensions (inch)

Dash number	AS568-437
Inside diameter	5.975 ± 0.037
Cross-section	0.275 ± 0.006
Outside diameter (calculated)	6.525
Nominal	6 × 6 1/2 × 1/4

Dimensions (mm)

Inside diameter	151.77 ± 0.94
Cross-section	6.99 ± 0.15
Outside diameter (calc.)	165.73

Material options for -437

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

Check your groove for -437

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

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Same cross-section (0.275 in)

-433 5.475 -434 5.600 -435 5.725 -436 5.850 -437 5.975 -438 6.225 -439 6.475 -440 6.725 -441 6.975

← AS568-436 · AS568-438 → · Full size chart