| Acronym | Meaning |
| UBA | Underwater Breathing Apparatus (mk 15) |
| SL | Sea Level |
| AFC | Airframe Change (tdc 50) |
| CMS | Cockpit Management System |
| COSBAL | Consolidated Shorebased Allowance List |
| ROAMS | Reusable Object Access Management System |
| SEI | Software Engineering Institute |
| AIMD | Aircraft Intermediate Maintenance Dept |
| MTBERA | Mean Time Between Essential Replacement Action |
| OJT | On The Job Training |