| Acronym | Meaning |
| RAPLOC | Rapid Localization (near Term) For An/sqr-19 |
| CDRL | Contractor Data Requirements List |
| PPS | Program Performance Schedule |
| OTE | Operator Training Equipment |
| PD | Preliminary Design |
| FF | Frigate |
| VTO | Vertical Takeoff |
| CRO | Cognizant Regional Office |
| IRIG | Inertial Rate Integrating Gyrominter |
| EED | Electro-explosive Devices |