| Acronym | Meaning |
| B/U | Backup |
| YR | Floating Workshop (non Self-propelled)(misc) |
| VIB | Vibration |
| WORM | Write Once Read Many |
| YTL | Small Harbor Tug (self-propelled) |
| TEMPEST | Interference Control Technology For Radiated Or Conducted |
| NRAC | Nato Requirements & Criteria |
| MSL | Material Support List |
| JRMB | Joint Requirements And Management Board |
| ASG | Aeronautical Standards Group |