| Acronym | Meaning |
| NTDS | Navy Technical Data System |
| LZ | Landing Zone |
| FCS | Flight Control System |
| SDLM | Scheduled Depot Level Maintenance |
| PDES | Product Data Evolvement System |
| ILSP | Integrated Logistics Support Plan |
| PQS | Personnel Qualification Standard |
| NR | Proprotor Speed (rpm) |
| RCCB | Remote Controled Circuit Breaker |
| ATS | Salvage And Rescue Ship (fleet Support) |