| Acronym | Meaning |
| XTI | X/open Transport Interface |
| SL | Short Landing |
| QRFI | Quick Reaction Fleet Improvement (includes |
| JC | Jump Commander |
| DCN | Defense Communications Network |
| VSLED | Vibration Structural Life And Engine Diagnostics |
| CFA | Cognizant Field Activity |
| MU | Memory Unit |
| PCIS | Portable Common Interface Set |
| HDC | Helicopter Direction Center |