| Acronym | Meaning |
 | SLCC | ERNO Spacelab Configuration Management |
| ISSL | Initial Spares Support List |
| PCU | Pressure Control Unit |
| MD | Biomedical Office (KSC Directorate) |
| PMEL | Precision Measurements Equipment Laboratory |
| DDM | Data Display Monitoring |
| OAS | Orbiter Aeroflight Simulator |
| L/T | Load Test |
| VCE | Voice |
| OSTO | Office Of Space Transportation Operations |
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