| Acronym | Meaning |
| HFX | High Frequency Transceiver |
| NVAFB | North Vandenberg Air Force Base |
| TM | Table Maintenance |
| SYNC | Synchronize |
| ECRA | Engineering Change Request/Authorization |
| OML | Outer Mold Line |
| TEMS | Transport Environment Monitoring System |
| FI | Formal Inspection |
| PFK | Payload Function Key |
| PGSE | Payload Ground Support Equipment |