FSW
FSW stands for:
- Fanhui Shi Weixing, a set of reusable Chinese spy satellites
- Faso Airways, the ICAO airline code of Ouagadougou, Burkina Faso
- Feet of Sea Water, English unit of measure for depth and pressure
- Forward - swept wing, English for " negative swept wing "; see Negative sweep
- Friction Stir Welding english for friction stir welding
- Fuji International Speedway, one of the greatest race tracks in Japan
- Vienna Social Fund
FSW as a distinguishing mark on license plate:
- Poland: powiat Świebodziński in Lubusz
- Disambiguation
- Abbreviation