| Acronym | Meaning |
| TFF | Time To Free Fall |
| GA&CS | Ground Acquisition And Command Station |
| FMEC | Forward Master Events Controller |
| NOSE | To Z-ANose To Z-Axis |
| EC | Events Coupler |
| SFTF | Static Firing Test Facility |
| MS | Military Standard (Parts Designation) |
| ITMG | Integrated Thermal/Micrometeoroid Garment |
| IOCU | Input/Output Control Unit |
| FITH | Fire-in-the-Hole |