| Acronym | Meaning |
| LCU | Inertial Components Temperature Controller |
| UCN | Uniform Control Number |
| IDRD | Internal Data Requirement Description |
| OV | Oxygen Vent |
| VCT | Voltage Control Transfer |
| OMRSD | Operational Maintenance Requirements And Specification |
| DLAT | Destructive Lot AccePtance Testing |
| GSI | Glide Slope Indicator |
| SE/FAC | Support Eq Uipm Ent/Facility |
| ND | Neodymium |