| Acronym | Meaning |
| R/T | Receiver Transmitter |
| FS | Fraction Of Savings |
| INBD | Inboard |
| AFA | Audio Frequency Amplifier |
| JFET | Junction Field Effect Transistor |
| AH | Hospital Ship (misc) |
| API | Armor Piercing Incendiary |
| SIMSYS | Simulation System (software) |
| CCC | Change & Configuration Control (product Name) |
| TDF | Tactical Digital Facsimile |