| Acronym | Meaning |
| RAT | Reliability Assessment Testtmtram Air Turbine |
| FOHMD | Fibre-optic Helmet-mounted Display/device |
| TTEL | Tools And Test Equipment List |
| PSM | Processor Support Module |
| TDMP | Training Device Maintenance Plan |
| IPS | Inlet Particle Separator |
| PCN | Program Change Notice |
| MFR | Multifunction Radar |
| CFI | Contractor Final Inspection |
| VOR | Vhf Omnidirectional Range |