| Abbreviation | Definition |
|---|---|
| FPP | Freon Pump Package |
| FPPR | Fixed Price with Price Revision |
| FPR | Flight Performance Reserve |
| FPS | Fast Packet Switch |
| FPS | Feet Per Second |
| FPS | Floating Point System |
| FPS | Focal Plane Structure |
| FPS | Forward Power Supply |
| FPS | Frames Per Second |
| FPS2 | Feet Per Second Squared |
| FPSS | Fine Pointing Sun Sensor |
| FPSSE | Fine Pointing Sun Sensor Electronics |
| FPSSH | Fine Pointing Sun Sensor Head |
| FPV | Flow Proportioning Valve |
| FQ | Flight Qualification |
| FQE | Formal Qualification Evaluation |
| FQI | Flight Qualification Instrumentation |
| FQR | Flight Qualification Recorder |
| FQR | Flight Qualification Review |
| FQT | Functional Qualification Testing |