| Acronym | Meaning |
| RICC | Remote Intercomputer Communications Interface |
| LN2 | Liquid Nitrogen |
| FBS | Firefighters Breathing System |
| GIE | Ground Instrumentation Equipment |
| FRCS | Forward Reaction Control System |
| GUIDO | Guidance Officer |
| IPL | Indentured Parts List |
| DCSI | Data And Cqntrol Signal Interface |
| QLS | Quick Look Station |
| SCIS | Standard Cubic Inches Per Second |