| Acronym | Meaning |
| RI | Rockwell International |
| SU | Support Unit |
| PIC | Pyro Initiator Capacitors |
| TPO | Test Program Out@ine |
| EHS | Environmental Health Services |
| LBNPD | Lower Body Negative Pressure Device |
| DWS | Disaster Warning Satellite |
| ECO | Engineering Change Order |
| SDRB | SUPPlier Documentation Review Board |
| CCIR | International Radio Consultative Committee |