| Acronym | Meaning |
| PIB | Pyrotechnic Installation Building |
| PCRB | Program Change Review Board (RI Launch |
| FSL | Flight Systems Laboratory |
| EXPEN | Expendable |
| KIAS | Knc)ts Indicated Airspeed |
| FWB | Fahrenheit Wet Bulb |
| N2H4 | Hydrazine |
| MS | Military Standard (Parts Designation) |
| ERNO | Germany (SPacelab Contractor) |
| R/L | Remote/Local |