| Acronym | Meaning |
| PSPA | Pressure Static Probe Assembly |
| CD | Command Decoder MDM |
| DWS | Disaster Warning Satellite |
| METVC | Main Engine Thrust Vector |
| OFP | Operational Flight Profile |
| PDRL | Procurement Data Requirements List |
| OLSA | Orbiter/LPS Signal Adapter |
| LSE | Launch Support Equipment |
| TMECO | Time Of Main Engine Cutoff |
| CDM | Communications/Data Manager |