| Abbreviation | Definition |
|---|---|
| FSS | Flight Support Structure |
| FSS | Flight Support System |
| FSS | Flight Systems Simulator |
| FSSR | Flight Systems Software Requirements |
| FSSR | Functional Subsystem Software Requirements |
| FSTE | Factory Special Test Equipment |
| FSU | Freon Servicing Unit |
| FSW | Flight SoftWare |
| FT | Final Thrust |
| FT | Flight Team |
| FT | Flight Test |
| FT | Formal Training |
| FT | Functional Test |
| FT&C | Formal Training and Certification |
| FT/SEC | Feet per SECond |
| FTA | Fatigue Test Article |
| FTA | Fault Tree Analysis |
| FTA | Flight Test Article |
| FTC | Flight Test Conductor |
| FTC | Florida Test Center |