| Acronym | Meaning |
| ABU | Analog Backup |
| EMT/MR | Elapsed Maintenance Time Per Maintenance Requirement |
| PSIG | Pounds Per Square Inch Gauge |
| CSDS | Control Speed Drive Starter |
| GFS | Government Furnished Software |
| STIM | Stimulation |
| DBDD | Data Base Design Document Udi-e-21250b/mod |
| ELEC | Electrical |
| ASI&CS | Acoustic Sensor Integration And Control Sys |
| PVC | Polyvinyl Chloride |