| Acronym | Meaning |
| SOP | Standard Operating Procedure |
| CPD | Crew ProceduresDivision |
| MSO | Model For Spare(s) OPtimization |
| OFDS | Orbiter Flight Dynamics Simulator |
| M-KG | Meter-Kilogram |
| PSIG | Pounds Per Square Inch Gage |
| PORR | Preliminary Operat Ons Requirements Review |
| PSC | Program Schedule Chart |
| CP-FEO | Cargo Facilities And GSE Projects Office (KSC) |
| SSM | ESpace Shuttle Main Engine |