| Acronym | Meaning |
| WUC | Work Unit Code |
| MSSS | Model 901 Simulation Support Software |
| FRACAS | Failure Reporting Analysis And Corrective Action System |
| LWC | Liquid Water Content |
| SDF | Software Development File |
| TDSP | Technical Data Support Package |
| PMS | Performance Measurement System |
| ASO | Aviation Supply Office (philadelphia) |
| RPC | Remote Procedure Call |
| OPLSM | Operational Phase Logistic Suuport Manager |