| Acronym | Meaning |
| LWR | Lower |
| MIPR | Military Interdepartmental Purchase Request |
| CALT | Control Altitude |
| EAU | Extended Arithmetic Unit |
| PP | Program Plan |
| CTDA | Cockpit Thrust Drive Actuator |
| CRR | Cognizant Regional Representative |
| MSB | Minesweeping Boat (mine Countermeasures) |
| PCCN | Provisioning Contract Control Number |
| SEAWARS | Sea Water Actuated Release System (air) |