| Acronym | Meaning |
 | ITSS | Integrated Tactical Surveillance System |
| PP | Program Package Udi-s-21273b |
| WCA | Warning/caution/advisory |
| IECS | Intergrated Environmental Control System |
| VY | Best Rate Of Climb Speed |
| HRMSS | Human Resources Management Support System |
| ELEV | Elevation |
| CCO | Contract Change Order |
| PAT | Preliminary Acceptance Trials |
| AFFTC | Air Force Flight Test Center |
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