| Acronym | Meaning |
| VO | Space Vehicle Operations (KSC Dir.) |
| PFS | Percent Full Scale |
| OMC | Orbiter Maintenance And Checkout |
| SCNP | Preliminary Specification Change Notice |
| PAM | Payload Assist Module |
| UDMH | Unsymmetrical Dimethylhydrazine |
| RM | Redundancy Management |
| RPM | Revolutions Per Minute |
| DISTR | DITData Ld Table |
| RIGI | Receiving Inspection General Instruction |