| Acronym | Meaning |
| UNLCH | Unlatch |
| DDPC | Digital Data Processing Center (Complex) |
| MDRS | Manufacturing Data Retrieval System |
| LDT | Linear Displacement Transducer |
| SMAG | Star Magnitude |
| ESA | Engineering SuPPort Assembly |
| HER | HIM EquiPment Rack |
| LACIE | Large Area Crop Inventory Experiment |
| HV | High Voltage |
| CRC | Contractor Recommended Code |