| Term |
Age |
History |
|---|
| 1 |
18 |
Became a Navy (Flight) with the new title Crewman. |
| 1 |
21 |
Advanced training in a specialist field. |
| 1 |
22 |
Commissioned in Navy (Flight) with the new title Ensign. |
| 1 |
22 |
Promoted to Navy (Flight) officer rank 2 with the new title Sublieutenant. |
| 2 |
22 |
Continued as Navy (Flight). |
| 2 |
23 |
Special assignment or duty on board ship. |
| 2 |
26 |
Promoted to Navy (Flight) officer rank 3 with the new title Lieutenant. |
| 3 |
26 |
Attempted to change assignments. |
| 3 |
26 |
Switched to Navy (Engineer/Gunner) with previous rank. |
| 3 |
29 |
Vessel participates in a notable military engagement. |
| 3 |
30 |
Promoted to Navy (Engineer/Gunner) officer rank 4 with the new title Commander. |