| Acronym | Meaning |
 | RC | Resistance-Capacitance |
| SAALC | San Antonio Air Logistics Center |
| IARS | Independent Air Revitalization System |
| SPLY | Supply |
| OPP | Opportunity |
| SEI | SYstem Engineering Groundrule |
| TRS | Top Right Side |
| RCSC | Reaction Control Subsystem Controller |
| MHZ | Megahertz (Megacycles Per Second) |
| ODIN | Orbital Design Integration (System) |
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