AS568-337 O-Ring
Inside diameter 2.975″
Cross-section 0.210″
Outside diameter 3.395″
Metric (ID × CS) 75.56 × 5.33 mm
OD is derived: ID + 2 × CS = 2.975″ + 2 × 0.210″ = 3.395″.
Neighboring sizes (CS 0.210″ series)
| Dash | ID | OD | ID mm | vs -337 |
|---|---|---|---|---|
| -335 | 2.725″ | 3.145″ | 69.22 | ID −0.250″ |
| -336 | 2.850″ | 3.270″ | 72.39 | ID −0.125″ |
| -337 | 2.975″ | 3.395″ | 75.56 | — |
| -338 | 3.100″ | 3.520″ | 78.74 | ID +0.125″ |
| -339 | 3.225″ | 3.645″ | 81.91 | ID +0.250″ |