| Acronym | Meaning |
| UBA | Underwater Breathing Apparatus (mk 15) |
| TAGB | Tilt Axis Gearbox |
| YWN | Water Barge (non Self-propelled)(lighter) |
| IOC | Initial Operational Capability |
| PMIC | Precious Metal Indicator Code |
| NIPA | Naval Intelligence Production System |
| CRT | Cathode Ray Tube |
| RLMS | Radar Landmass Simulator |
| TTT | Team Tactics Trainer |
| COMS | Contractor Operation And Maintenance Of Simulators |