| Acronym | Meaning |
 | PCC | Production Control Centers |
| RDR | Raw Data Recorder |
| OPPAR | Orbiter Project(s) Parts Authorization Request |
| SSM | SPacecraft Systems Monitor |
| ECN | Engineering Change Notice |
| AAFE | Aeroassist Flight Experiment |
| SR | Support Room |
| PPP | Peak Pulse Power |
| DCR | Document Change Record (or Review) |
| MIA | Multiplexer Interface Adapter |
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