| Acronym | Meaning |
| OFI | Operational Flight Instrumentation |
| IP | Intermediate Pallet |
| LHA | Local Hour Angle |
| IFO | Information Systems Office |
| SSCP | Small Self-Contained Payloads |
| M/U | Mockup |
| PPL | Priced Parts List |
| VDI | Vertical Display Indicator |
| MWP | MMWP Maximum Working Pressure |
| VGX | Velocity To Be Gained (Body X-Axis) |