| Acronym | Meaning |
| OBS | Operational Biomedical System |
| PPH | Pounds Per Hour |
| FOPS | Flight Operations Planning Schedule |
| GW | Gross Weight |
| TMPRY | Temporary |
| CSE | Computer Support Equipment |
| MTO | Maximum Time Out |
| IPCL | Instrumentation Program And Component List |
| NTS | Not To Scale |
| TC | Test Conductor (Controller) |