Ordnanceman was a rating given to crewmen and non-commissioned officers who were responsible for the storage and upkeep of torpedoes such as photon and quantum torpedoes aboard Starfleet vessels.
Insignia[]
| Ordnanceman recruit | Ordnanceman apprentice | Ordnanceman crewman | |
|---|---|---|---|
| Earth Starfleet | 
|
 |
 |
 | |||
| 2260s | 
| ||
| 2270s |   |
 |
 |
| Late 2270s | N/A |   | |
| 2350s-2360s | 
| ||
| 2360s-2370s service uniform |
  |
 |
 |
| 2360s-2370s duty uniform |
  |
 |
 |
| 2370s-2380s |  |
|
|
| Ordnanceman third class | Ordnanceman second class |
Ordnanceman first class | |
|---|---|---|---|
| Earth Starfleet |  |
 |
 |
| 2260s |
| ||
| 2270s |  |
 |
 |
| Late 2270s | N/A |  |
 |
| 2350s-2360s |
| ||
| 2360s-2370s service uniform |
 |
 |
 |
| 2360s-2370s duty uniform |
 |
 |
 |
| 2370s-2380s | |
|
|
| Chief ordnanceman | Senior chief ordnanceman |
Master chief ordnanceman | |
|---|---|---|---|
| Earth Starfleet |  |
 |
 |
| 2260s |
| ||
| 2270s |  |
 |
 |
| Late 2270s |  |
 |
 |
| 2350s-2360s |  | ||
| 2360s-2370s service uniform |
 |
 |
 |
| 2360s-2370s duty uniform |
 |
 |
 |
| 2370s-2380s | |
|
|