AS568-281 O-Ring
Inside diameter 14.984″
Cross-section 0.139″
Outside diameter 15.262″
Metric (ID × CS) 380.59 × 3.53 mm
OD is derived: ID + 2 × CS = 14.984″ + 2 × 0.139″ = 15.262″.
Neighboring sizes (CS 0.139″ series)
| Dash | ID | OD | ID mm | vs -281 |
|---|---|---|---|---|
| -279 | 12.984″ | 13.262″ | 329.79 | ID −2.000″ |
| -280 | 13.984″ | 14.262″ | 355.19 | ID −1.000″ |
| -281 | 14.984″ | 15.262″ | 380.59 | — |
| -282 | 15.955″ | 16.233″ | 405.26 | ID +0.971″ |
| -283 | 16.955″ | 17.233″ | 430.66 | ID +1.971″ |