| Acronym | Meaning |
| SSA | Software Support Activity |
| CATS | Combined Arms Training Systems (pmtrade) |
| SSES | Ship's Signal Exploitation Space |
| ETI | Elapsed Time Indicator |
| SDIO | Strategic Defense Initiative Office |
| ALC | Alternate Logistic Support Analysis Control Number |
| C4I | Command, Control Communications, Computers And Intelligence |
| YNG | Gate Craft (non Self-propelled)(misc) |
| PENQUIN | Combat System |
| UIC | Unit Identification Code |