| Acronym | Meaning |
| URA | Urine Receptacle Assembly |
| LCG | Liquid Cooled Garment |
| KOM | KSC Operation Instruction |
| ISPG | Institutional Support Planning GrouP |
| TR | Test Request |
| PFC | Preliminary Flight Certification |
| GIA | GPC Interface Adapter |
| ERBE | Earth Radiation Budget Experiment |
| ITE | Intersite Transportation Equipment |
| SS | Shuttle System |