AS568-042 O-Ring
Inside diameter 3.239″
Cross-section 0.070″
Outside diameter 3.379″
Metric (ID × CS) 82.27 × 1.78 mm
OD is derived: ID + 2 × CS = 3.239″ + 2 × 0.070″ = 3.379″.
Neighboring sizes (CS 0.070″ series)
| Dash | ID | OD | ID mm | vs -042 |
|---|---|---|---|---|
| -040 | 2.864″ | 3.004″ | 72.75 | ID −0.375″ |
| -041 | 2.989″ | 3.129″ | 75.92 | ID −0.250″ |
| -042 | 3.239″ | 3.379″ | 82.27 | — |
| -043 | 3.489″ | 3.629″ | 88.62 | ID +0.250″ |
| -044 | 3.739″ | 3.879″ | 94.97 | ID +0.500″ |