| Acronym | Meaning |
| OW | Obstacle Warning |
| DISP | Display |
| SSB | Support Software Bulletin (tdc 96) |
| STA | Static Test Article |
| GFI | Government Furnished Information |
| PPB | Provisioning Parts Breakdown |
| NUSC | Naval Underwater Systems Center |
| TR | Transformer Rectifier |
| YOS | Oil Storage Barge (non Self-propelled) (lighter) |
| QA&R | Quality Assurance And Revalidation |