| Acronym | Meaning |
| SSAS | Signal Security Assessment System |
| ADPA | American Defense Preparedness Association |
| PBIT | Periodic Built-in Test |
| EC | Engineering Change |
| DPRO | Defense Plant Representative Office |
| MTBR | Mean Time Between Repair |
| CMSS | Configuration Management Support System |
| RDT&EN | Research, Development, Test And Evaluation, Navy |
| SE | Support Equipment |
| MFPT | Maintenance Fleet Project Team |