| Acronym | Meaning |
| IRAC | Interim Rapid Action Change |
| TMCR | Technical Manual Contract Requirement |
| PSE | Peculiar Support Equipment |
| SVT | System Validation Test |
| MSO | Minesweepers (ocean) |
| RAD | Recommendation And Approval Document |
| GLS | Glide Slope |
| GFM | Government Furnished Material |
| MDU | Multiplexer And Distribution Unit |
| MA | Maintenance Action |