| Acronym | Meaning |
| GRBX | Gearbox |
| SWCL | Special Warfare Craft, Light |
| YP | Patrol Craft (self-propelled)(misc) |
| PALT | Pressure Altitude |
| DTL | Data-time Logged |
| COTS | Container Ship Off-load Transfer System |
| CTR | Centered |
| SSES | Ship's Signal Exploitation Space |
| IGDS | Image Generation & Display System |
| FQT | Formal Qualification Testing |