| Acronym | Meaning |
| SDD | Shuttle Design Directive |
| DCS | Design Communication System |
| CEIAC | Coastal Engineering Information Analysis Center |
| STD | LStandard Distribution List (letter Denoting Which List |
| SP-ILS | Integrated Logistics Support Office (KSC Shuttle) |
| BCD | Binary Coded Decimal |
| NOSP | Network Operations Support Plan |
| MPB | Maintenance Parts Breakdown |
| SRO | Supervisor Range Operations |
| MDA | Motor Drive Amplifier |