| Acronym | Meaning |
| ECF | Equivalency Capability File |
| EBR | Eyeballs Right (-GY) |
| IDCA | Inverter Distribution And Control Assembly |
| RTOP | Research And Technology Objectives And Plans |
| I | LAS Instrument Landing Approach System |
| FLLK | Frustum Lifting Lug Kit |
| PBPS | Post-Boost Propulsion System(s) |
| MTL | Main Transfer Line |
| R | Rear |
| N/C | Normally Closed |