AS568-440 O-ring · 6 3/4 ID × 1/4 cross-section
Standard AS568 size -440: 6.725 in inside diameter × 0.275 in cross-section (170.82 × 6.99 mm). Dimensions, tolerances, groove check and material options for specifying this size in a production design.
Dimensions (inch)
| Dash number | AS568-440 |
|---|---|
| Inside diameter | 6.725 ± 0.040 |
| Cross-section | 0.275 ± 0.006 |
| Outside diameter (calculated) | 7.275 |
| Nominal | 6 3/4 × 7 1/4 × 1/4 |
Dimensions (mm)
| Inside diameter | 170.82 ± 1.02 |
|---|---|
| Cross-section | 6.99 ± 0.15 |
| Outside diameter (calc.) | 184.78 |
Material options for -440
Check your groove for -440
Enter your gland dimensions. Results are nominal geometry.