| Acronym | Meaning |
| RD | Requirements Document |
| MAB | Mechanical Automation Breadboard |
| HFCT | Hydraulic Flight Control Test |
| SCCB | Site Configuration Control Board |
| SSUSP | Spinning Solid Upper Stage Project |
| RDF | Resource Data File |
| EPDB | Experiment Power Distribution Box |
| PFK | Payload Function Key |
| TPO | Test Program Out@ine |
| SPS | Service Propulsion Subsystem |