| Acronym | Meaning |
| PTC | RPad Terminal Connection Room |
| LOS | Indian Ocean Ship (STDN) |
| SSPRO | Space Shuttle Program Resident Office |
| MO | Master Oscillator |
| SVO | Space Vehicle Operations (KSC Dir.) |
| LTD | Limited |
| HVAC | Heating, Ventilating, Air-conditioning |
| IPS | IRR InsPection Rejection Report |
| TACAN | Tactical Air Navigation |
| LSM | ILogistics Support Management Information |