| Acronym | Meaning |
| MTGW | Maximum Total Gross Weight |
| PHM | Per Hundred Million |
| OBC | Onboard Computer |
| TCS | Technical Concurrence Sheets |
| RCY | Recovery |
| S/A | Subassembly |
| KCAS | Knots Calibrated Airspeed |
| SLS | Statement Level Simulator |
| MERL | Materials Equipment Requirement List |
| MOV | Main Oxidizer Valve |