AS568-276 O-Ring
Inside diameter 10.984″
Cross-section 0.139″
Outside diameter 11.262″
Metric (ID × CS) 278.99 × 3.53 mm
OD is derived: ID + 2 × CS = 10.984″ + 2 × 0.139″ = 11.262″.
Neighboring sizes (CS 0.139″ series)
| Dash | ID | OD | ID mm | vs -276 |
|---|---|---|---|---|
| -274 | 9.984″ | 10.262″ | 253.59 | ID −1.000″ |
| -275 | 10.484″ | 10.762″ | 266.29 | ID −0.500″ |
| -276 | 10.984″ | 11.262″ | 278.99 | — |
| -277 | 11.484″ | 11.762″ | 291.69 | ID +0.500″ |
| -278 | 11.984″ | 12.262″ | 304.39 | ID +1.000″ |