| Acronym | Meaning |
| MDTUM | Mean Down Time For Unscheduled Maintenance |
| ODIF | Office Document Interchange Format |
| TAGB | Tilt Axis Gearbox |
| ORACLE | Ordnance Rapid Area Clearance |
| HMU | Hydromechanical Unit |
| SRU | Shop Replaceable Unit |
| HM&E | Hull Mechanical And Electrical |
| YFB | Ferry Boat Or Launch (self-propelled)(misc) |
| IC | Integrated Circuit |
| HSI | Hardware/software Integration |