| Acronym | Meaning |
| PD | Position Description |
| OPI | Optional Procedure Indicator |
| TF/GM | Terrain Following/ground Mapping |
| SMILS | Sonobuoy Missile Impact Location System |
| TD | Training Device |
| CTIC | Contractor Technical Information Code |
| CAS | Calibrated Airspeed |
| COSBAL | Consolidated Shorebased Allowance List |
| MMI | Man-machine Interface |
| PNVS | Pilots Night Vision System |