| Acronym | Meaning |
| PS | Pressure Switch |
| SSP | Software Support Package Udi-s-21276a/mod |
| TTP | Trainer Test Procedures |
| UI | Unit Of Issue |
| TPP | Total Package Procurement |
| RAC | Rapid Action Change |
| BGCTT | Battle Group Commander's Team Training |
| V/STOL | Vertical/short Takeoff And Landing |
| MOS | Metal Oxide Semiconductor |
| RAT | Reliability Assessment Testtmtram Air Turbine |