| Acronym | Meaning |
| GPETE | General Purpose Electronic Test Equipment |
| ELEV | Elevation |
| IUS | Interim (inertial) Upper Stage |
| NDI | Non Developmental Item |
| MDTS | Mcdonnell Doughlas Training Systems |
| POL | Polarity |
| CONV | Conversion |
| SS | Attack Submarine (conventional Powered) |
| ESM | Electronic Support (surveillance) Measures |
| ARC | Cable Repairing Ship (misc) |