| Acronym | Meaning |
| ROCD | Reuse Operational Concept Document |
| PRR | Pilot Record Request |
| MRC | Maintenance Requirement Card |
| SIT | System Integration Test (software/hardware Integration) |
| X3H4 | Framework Convergence Working Group |
| REC | Receiver |
| GFBL | Government Furnished Baseline |
| APN | Aviation Procurement Navy |
| T/F | Terrain Following |
| SAMT | Simulated Aircraft Maintenance Trainer |