| Acronym | Meaning |
| COMPASS | Computer Alerted Surveillance System |
| PDREP | Product Deficiency Reporting And Evaluation Program |
| NGCR | Next Generation Computer Resources (navy Program) |
| PFCS | Primary Flight Control System |
| ND | Nose Down |
| HDC | Helicopter Direction Center |
| OBOGS | Onboard Oxygen Generating System |
| SE | System Engineering |
| MITSI | (an/ula-()) Video Processor |
| AIVPFL | Anti-ice Valve Position Failure Left Engine |