| Acronym | Meaning |
| SFDS | System Functional Design Specification |
| ROTI | Recording Optical Tracking Instrument |
| SCFM | Standard Cubic Feet Per Minute |
| CCP | Configuration Change Point |
| CST | Contract Supplemental Tooling |
| FRL | Frame Reference Line |
| CONF | Conference |
| N/C | Numerical Control |
| DEFL | Deflect |
| TW | Thumbwheel |