| Acronym | Meaning |
| FSL | Flight Simulation Laboratory |
| NC | Normally Closed |
| EPT | Emergency Procedure Trainer |
| BP | C/SCSCCost/Schedule Control Systems Criteria |
| EU | Electronic Unit |
| HAL | High Order Articulated Language |
| HEGV | Helium Gage Valve |
| FNT | Failure Notification Telex |
| SERV | Service |
| NOC | Network Operation Control |