AS568-316 O-Ring
Inside diameter 0.850″
Cross-section 0.210″
Outside diameter 1.270″
Metric (ID × CS) 21.59 × 5.33 mm
OD is derived: ID + 2 × CS = 0.850″ + 2 × 0.210″ = 1.270″.
Neighboring sizes (CS 0.210″ series)
| Dash | ID | OD | ID mm | vs -316 |
|---|---|---|---|---|
| -314 | 0.725″ | 1.145″ | 18.41 | ID −0.125″ |
| -315 | 0.787″ | 1.207″ | 19.99 | ID −0.063″ |
| -316 | 0.850″ | 1.270″ | 21.59 | — |
| -317 | 0.912″ | 1.332″ | 23.16 | ID +0.062″ |
| -318 | 0.975″ | 1.395″ | 24.76 | ID +0.125″ |