| Acronym | Meaning |
| EC | Essentiality Code |
| DMSD | Depot Maintenance Study Directorate |
| MCMM | Memory Controller Module With Memory |
| DSC | Digital Scan Converter |
| BMS | Broadcast Message Service |
| LCC | Life Cycle Costing |
| NAMTRAGRU | Naval Air Maintenance Training Group |
| TEWDS | Tactical Electronic Warfare Deception System |
| UNCRYPT | Universal Cryptological Processor Training |
| PSD | Power Demand Signal |