AS568-474 O-Ring
Inside diameter 24.940″
Cross-section 0.275″
Outside diameter 25.490″
Metric (ID × CS) 633.48 × 6.99 mm
OD is derived: ID + 2 × CS = 24.940″ + 2 × 0.275″ = 25.490″.
Neighboring sizes (CS 0.275″ series)
| Dash | ID | OD | ID mm | vs -474 |
|---|---|---|---|---|
| -472 | 22.940″ | 23.490″ | 582.68 | ID −2.000″ |
| -473 | 23.940″ | 24.490″ | 608.08 | ID −1.000″ |
| -474 | 24.940″ | 25.490″ | 633.48 | — |
| -475 | 25.940″ | 26.490″ | 658.88 | ID +1.000″ |
Same ID, other cross-sections
- AS568-394 — same 24.940″ ID with a 0.210″ cross-section (OD 25.360″)