| Acronym | Meaning |
| NR | Proprotor Speed (rpm) |
| HF | Height Finder |
| OBT | On Board Training |
| AP | Transport (misc) |
| CMOML | Consumables Maintenance And Overhaul Material List |
| COTS | Container Ship Off-load Transfer System |
| SPM | Software Programmers Manual |
| PCSB | Pulse Coded Scanning Beam |
| WL | Water Line |
| FMP | Fleet Modernization Program |