| Acronym | Meaning |
| NEOCS | Navy Enlisted Occupational Classification System |
| NPOS | Power Turbine Overspeed |
| SPMS | Software Process Management System |
| SSBN | Trident Submarine |
| LCAC | Landing Craft, Air Cushion |
| PPL | Process Programming Language |
| YCV | Aircraft Transportation Lighter (non Selfpropelled) |
| AYC | Accessory Change (tdc 61) |
| VSB | Vast System Bulletin (tdc 86) |
| MAGW | Maximum Alternate Gross Weight |