| Acronym | Meaning |
![](file.png) | P/N | Part Number |
![](file.png) | IUSS | Integrated Undersea Surveillance System |
![](file.png) | YTB | Large Harbor Tug (self-propelled) |
![](file.png) | VSD | Vertical Situation Display |
![](file.png) | LUIR | Life Useage Index Right |
![](file.png) | MEPS | Modification Engineering Program Status |
![](file.png) | RPU | Rotor Phasing Unit |
![](file.png) | TD | Technical Documentation |
![](file.png) | SL | Shelf Life |
![](file.png) | SALAN | Sensitivity Analysis Of Linear Active Networks |