| Acronym | Meaning |
| DPT | Deployable Proficiency Trainer |
| MDTUM | Mean Down Time For Unscheduled Maintenance |
| CHMS | Copilot Helmet Sight System |
| NAMTRAGRU | Naval Air Maintenance Training Group |
| TRU | Transformer Rectifier Unit |
| FEO | Field Engineering Office |
| VRR | Voice Recognition Response |
| B/B | Bell/boeing |
| REC | Receiver |
| TACDEW | Tactical Advanced Combat Direction & Electronic Warfare |