| Acronym | Meaning |
| PSIA | Pounds Per Square Inch Absolute |
| LTD | Limited |
| CM&S | Communications Maintenance And Storage |
| MCIU | Manipulator Controller Interface Unit |
| STC | Standard Test Configuration |
| EFP | ESA Furnished Property |
| NLG | Nose Landing Gear |
| GETS | Ground Equipment Test Sets |
| SDH | System Development Handbook |
| CADE | Controller/Attitude-Direct Electronics |