| Acronym | Meaning |
| DPRO | Defense Plant Representative Office |
| ACB | Aircrew Bulletin (tdc 67) |
| SDGW | Structural Design Gross Weight |
| PLT | Pilottmtproduction Lead Time |
| MT | Maintenance Test |
| ACO | Administrative Contracting Officer |
| HEI | High Explosive Incendiary |
| PROP | Proprotor |
| DTR | Data Terminal Ready |
| NDI | Non Developmental Item |