| Acronym | Meaning |
| ESSA | Environmental Sciences Services Administration |
| LIOH | Lithium Hydroxide |
| WBDI | Wideband Data Interleaver |
| SCAT | Space CommunicationandTracking |
| KV | Kilovolt |
| PMC | Plutona-Molybdenum Cermet |
| SEP | SUPPort Equipment Package |
| HL | High Level |
| MED | Medical |
| GRN | Green |