| Acronym | Meaning |
| LSCA | Logistics Support Cost Analysis |
| NC1 | Nominal Correction 1 (Phasing Maneuver) |
| RJC | Reaction Jet Control |
| SRCB | Software Requirements Control Board |
| M | ESAModular Equipment Stowage Assembly |
| PAR | Precision Approach Radar |
| ISS | Inhibit/Override Summary Snapshot Display |
| CMPTR | Computer |
| CONN | Connect |
| IUS | Inertial UPper Stage (was Interim UPper Stage) |