| Acronym | Meaning |
| HVR | Hover |
| MFHBCMA | Mean Flight Hours Between Unscheduled Maintenance Actions |
| YRR | Radiological Repair Barge (non Self-propelled) (misc) |
| UPR | Upper |
| NIPS | Naval Intelligence Processing Center Upgrade Program |
| STEP | Standard For Exchange Of Product Model Data |
| POSN | Position |
| CSU | Communications Switching Unit |
| TR | Transformer Rectifier |
| DCAA | Defence Contract Audit Agency |