| Acronym | Meaning |
| TOP | Technical Operating Procedure |
| PCO | Postcheckout Operations |
| MAL | Material Allowance List |
| PAE | Problem Assessment Engineer |
| PGR | SPacelab Planning And Ground Rule |
| NW | Nose Wheel |
| EX | Executive Management Office (KSC Directorate) |
| EPD | Electrical Power Distribution |
| SRD | Shuttle Requirements Definition |
| OMDR | Operations And Maintenance Data Record |