| Acronym | Meaning |
| RHFEB | Right Hand Forward EquiPment Bay |
| RPA | Request For Procurement Action (Authorization) |
| NIP | NNIP Network Input Processor |
| TRANS | Translation |
| SRCB | Software Requirements Control Board |
| MT | Mission Trajectory |
| MPD | Main Dc Power Distributor Assembly |
| SRU | Shop Replacement Unit |
| SMMD | Specimen Mass Measurement Device |
| TVAR | Test Variance |