| Master | Second Engineer | Electrican |
| Chief Mate | Chief Engineer | Fitter/Welder |
| Ratings with License | ||
| Master | Cook-Steward | Second Engineer |
| Chief Mate | Chief Engineer | Third Engineer |
| Ratings with License | ||
| Chief Mate | Second Engineer | Master |
| Chief Engineer | ||
| Ratings with License | ||
| Master | Second Engineer | Fitter |
| Chief Mate | Pumpman | Third Engineer |
| Second Mate | Chief Engineer | Electrician |
| Ratings with License |