AS568-446 O-Ring
Inside diameter 8.475″
Cross-section 0.275″
Outside diameter 9.025″
Metric (ID × CS) 215.26 × 6.99 mm
OD is derived: ID + 2 × CS = 8.475″ + 2 × 0.275″ = 9.025″.
Neighboring sizes (CS 0.275″ series)
| Dash | ID | OD | ID mm | vs -446 |
|---|---|---|---|---|
| -444 | 7.725″ | 8.275″ | 196.21 | ID −0.750″ |
| -445 | 7.975″ | 8.525″ | 202.56 | ID −0.500″ |
| -446 | 8.475″ | 9.025″ | 215.26 | — |
| -447 | 8.975″ | 9.525″ | 227.96 | ID +0.500″ |
| -448 | 9.475″ | 10.025″ | 240.66 | ID +1.000″ |
Same ID, other cross-sections
- AS568-371 — same 8.475″ ID with a 0.210″ cross-section (OD 8.895″)