| Abbreviation | Definition |
|---|---|
| FCD | Functional Capabilities Document |
| FCDNA | Field Command Defense Nuclear Agency |
| FCE | Forward Command Element |
| FCE&I | Field Concept Evolution and Trials |
| FCEU | Fire Control Electronics Unit |
| FCF | Facility Checking Flight |
| FCF | Field Checkout Facilities |
| FCF | Final Coordination Fire |
| FCFH | Fort Campbell Family Housing |
| FCFS | Frequency-Coded Firing System |
| FCFSE | Facility Checking Flight - Service Evaluation |
| FCG | Federal Acquisition Regulation |
| FCG | Fire Control Group |
| FCG | Foreign Clearance Guide |
| FCG | Functional Coordinating Group |
| FCHG | Fleet Commanders Honor Guard |
| FCI | Flight Control Integration |
| FCI | Functional Configuration Identification |
| FCIS | Flight Crew Information System |
| FCL | Fatigue Critical Location |