| Acronym | Meaning |
| YFNB | Large Covered Lighter (non Self-propelled) |
| PIM | Plan For Maintenance |
| SSA | Software Support Activity |
| I/ETM | Interactive/electronic Technical Manuals |
| SAR | Safety Action Record |
| AHIP | Army Helicopter Improvement Program |
| LHA | Amphibious Helicopter Assault Carrier |
| MHZ | Megahertz |
| TCP/IP | Transmission Control Protocol/internet Protocol |
| SCC | Significant Character Code |