| Acronym | Meaning |
| F&PM | Fuel And Power Management |
| DDR&E | Design Development Research & Engineering |
| SCST | Submarine Combat System Trainers (21a Series) |
| APC | Acquistion Professional Community |
| CSTOT | Combat System Team Operator Trainer |
| CTRLRS | Controllers |
| MSDS | Modular Ship Defense System |
| YFN | Covered Lighter (non Self-propelled) |
| PWR | Power |
| RLMS | Radar Landmass Simulator |