| Acronym | Meaning |
| REQ | Required |
| SS | Attack Submarine (conventional Powered) |
| PMRM | Phase (periodic) Maintenance Requirements Manual |
| MMH/FH | Maintenance Manhours Per Flight Hour |
| YRDH | Floating Dry Dock Workshop (hull) (non Self-propelled)(misc) |
| CAB | Cabin |
| CQI | Continuous Quality Improvement |
| OVTQ | Overtorque |
| TESS | Tactical Environment Support System |
| MTBUR | Mean Time Between Unscheduled Removal |