| Abbreviation | Definition |
|---|---|
| FSRU | Floating Storage and Regasification Unit |
| FSS | Fluffy Sofa Section |
| FSS | Full services supplier |
| FSS | Full Supplier Services |
| FSTU | Fewest Switches with Time Uncertainty |
| FT | Fast Taper |
| FT | Fierce Teapot |
| FT | Flat Tank |
| FT | Flat Top |
| FT | Full Teflon |
| FT | Full Thickness |
| FTB | Fluffy Teddy Bear |
| FTC | Fuel Tank Cap |
| FTCS | Fuel Tank Cap Seal |
| FTF | Fire Training Fluid |
| FTF | Fish Tape Fiberline |
| FTF | Flared Tube Fitting |
| FTF | Flow-Through Filter |
| FTFB | Fully-Threaded Floor Board screw |
| FTFC | Fluid Thin Film Coating |