AS568-438 O-ring · 6 1/4 ID × 1/4 cross-section
Standard AS568 size -438: 6.225 in inside diameter × 0.275 in cross-section (158.12 × 6.99 mm). Dimensions, tolerances, groove check and material options for specifying this size in a production design.
Dimensions (inch)
| Dash number | AS568-438 |
|---|---|
| Inside diameter | 6.225 ± 0.040 |
| Cross-section | 0.275 ± 0.006 |
| Outside diameter (calculated) | 6.775 |
| Nominal | 6 1/4 × 6 3/4 × 1/4 |
Dimensions (mm)
| Inside diameter | 158.12 ± 1.02 |
|---|---|
| Cross-section | 6.99 ± 0.15 |
| Outside diameter (calc.) | 172.08 |
Material options for -438
Check your groove for -438
Enter your gland dimensions. Results are nominal geometry.