| Acronym | Meaning |
| VSD | Vendor Shipping Document |
| NCCS | Navy Command And Control System Program (ashore And Afloat) |
| SIT | System Integration Test (software/hardware Integration) |
| ENV | Envelope |
| HEELS | Helicopter Emergency Egress Lighting System |
| NETPDC | Naval Education And Training Program Development Center |
| FFRDC | Federally Funded Research & Development Center |
| HARM | High Speed Anti-radiation Missile |
| DMMH/FH | Direct Maintenance Manhours/flight Hour |
| SEI | Software Engineering Institute |