| Acronym | Meaning |
| K-SPN | KSC Shuttle Project Notice |
| OSOP | Orbiter Systems Operating Procedures |
| PCV | Purge Control Valve |
| NMI | Nautical Mile |
| DEC | Declination |
| TSR | Test Status Report |
| DDT&E | Design |
| NSTL | National Space Technology Laboratories |
| SMQ | Structure Module Qualification Test |
| SAEF | Spacecraft Assembly And Encapsulation Facility (KSC) |