| Acronym | Meaning |
| MTW | MaximumTaxiWeight |
| RSU | Remote ServiceUnit |
| SOL | Solenoid |
| S&E | Science And Engineering (MSFC Directorate) |
| PALS | Photo Area And Location SYstem |
| RTC | Real-time Command |
| SFPS | Single Failure Point Summary |
| STDN | Space Flight Tracking And Data Network |
| HMCF | Hypergolic Maintenance And Checkout Facility |
| DAR | Data Aided Receiver |