| Acronym | Meaning |
| POL | Petroleum, Oil, And Lubricant |
| RBA | Radar Beacon Antenna |
| SM | IASerial Multiplexer Interface Adapter |
| IP | Intermediate Pressure |
| SCEA | Signal Conditioning Electronics Assembly |
| P&M | Phase Modulation (Modulated) |
| DDPC | Digital Data Processing Center (Complex) |
| MAD | Madrid |
| FDR | Final Design Review |
| S&E | Science And Engineering (MSFC Directorate) |