| Acronym | Meaning |
 | PSI | Pounds Per Square Inch |
| SSM | Systems Support Module |
| TRRB | Test Readiness Review Board |
| HFTF | Horizontal Flight Test Facility |
| SBS | Satellite Business System |
| EXO | Experiment Operator (in Spacelab) |
| SPT | Steering Position Transducer |
| V | P-PVolt Peak-to-Peak |
| DMC | Drive Motor Assembly |
| FTOH | Flight Team Operations Handbook |
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