| Acronym | Meaning |
| PPIL | Parts Provisioning Index List |
| ASO | Aviation Supply Office (philadelphia) |
| MTBERA | Mean Time Between Essential Replacement Action |
| AGB | Accessory Gear Box |
| GPETE | General Purpose Electronic Test Equipment |
| CSJAG | Crew Station Joint Advisory Group |
| EAST | European Advanced Software Technology |
| CUDIX | Common User Data Information Exchange |
| SRCH | Search |
| ARCS | Automated Reusable Components System |