| Acronym | Meaning |
| HOR | Horizontal |
| FLR | Field Level Repairable |
| HARM | High Speed Anti-radiation Missile |
| ASITS | Adaptable Surface Interface Units |
| NALC | Naval Aviation Logistics Command |
| DIFAR | Directional Frequency And Ranging (asw) |
| IRJ | Infrared Jammer |
| PCO | Procurement Contracting Officer |
| AOILR | Add Oil Right Engine |
| PPS | Program Performance Spec Udi-e-21269b/mod |