AS568-233 O-Ring
Inside diameter 2.859″
Cross-section 0.139″
Outside diameter 3.137″
Metric (ID × CS) 72.62 × 3.53 mm
OD is derived: ID + 2 × CS = 2.859″ + 2 × 0.139″ = 3.137″.
Neighboring sizes (CS 0.139″ series)
| Dash | ID | OD | ID mm | vs -233 |
|---|---|---|---|---|
| -231 | 2.609″ | 2.887″ | 66.27 | ID −0.250″ |
| -232 | 2.734″ | 3.012″ | 69.44 | ID −0.125″ |
| -233 | 2.859″ | 3.137″ | 72.62 | — |
| -234 | 2.984″ | 3.262″ | 75.79 | ID +0.125″ |
| -235 | 3.109″ | 3.387″ | 78.97 | ID +0.250″ |