| Acronym | Meaning |
| TSCO | Test Support Coordination Office |
| NTTF | Network Test And Training Facility |
| IPS | IRIG Inertial Rate Integrating Gyro |
| DCM | Direction Cosine Matrix |
| RSB | RudderSpeedBrake |
| S/C | Subcontractor |
| CTS | Communications And Tracking System |
| SDC | Shallow Draft Board |
| SCIU | Spacecraft Interface Unit |
| DAF | Data Acquisition Facility |