| Acronym | Meaning |
| MHE | Material Handling Equipment |
| SP | Single Precision |
| SIS | SiMUlator Interface SYstem (SubsYstem) |
| EMN | Engineering Management Network |
| TAIR | Test Assembly Inspection Record |
| PAS | Primary Ascent System |
| LB | Launch Boost |
| ROLL | Roll Angle |
| SR | Status Register |
| EPROM | Erasable Programmable Read Only Memory |