| Acronym | Meaning |
| FAT | Final Acceptance Trial |
| ILS | Integrated Logistics Support |
| DPRO | Defense Plant Representative Office |
| IRP | Intermediate Rated Power (30 Minutes) |
| MAMDT | Mean Active Maintenance Downtime |
| MCCR | Mission Critical Computer Resources |
| CS | Contractor Support |
| CCCB | Component Change Control Board |
| SASITS | Submarine Advanced Signal Training System |
| ER | Entity Relationship |