| Acronym | Meaning |
| SPHER | Spherical |
| MEAS | Measuring |
| RWM | Read/Write Memory |
| SAAMA | San Antonio Air Material Area |
| OIV | Oxidizer Isolation Valve |
| SIMU | Simulated Inertial Measurement Unit |
| D | LSC Data Link Transmission Repeater |
| MDF | Mating/Demating Facilities |
| MTO | Mission |
| F | LCA Forward Load Control Assembly |