| Acronym | Meaning |
| MOSS | Mobile Submarine Simulator System |
| PDAG | Process Definition Advisory Group |
| OT | Operational Test |
| YSD | Seaplane Wrecking Derrick (self-propelled)(misc) |
| TOP | Turbine Outlet Pressure |
| HDBK | Handbook |
| YFU | Harbor Utility Craft (self Propelled)(lighter) |
| ASC | Airborne Sofware Change (tdc 93) |
| CAS | Calibrated Airspeed |
| EAI | Engine Air Inlet |