| Acronym | Meaning |
| GPS | Global Positioning System |
| CDIL | Cumulative Damage Index Left Engine |
| CDD | Common Data Dictionary |
| NTIS | National Technical Information Service |
| TDMP | Training Device Maintenance Plan |
| NSP | Navy Support Plan |
| NAVSEASYSCOM | Naval Sea Systems Command |
| ECL | Engine Control Lever |
| ARN | Aeronautical Radio Navigation |
| DR | Discrepancy Report |