| Acronym | Meaning |
 | MUA | Material(s) Usage Agreement |
 | SPF | Single Point Failure |
 | WUSCI | Western Union Space Communications |
 | SLPB | Spacelab Program Board |
 | MX | Mmx Multiplex |
 | DB | Distribution Box |
 | SPC | Shipping And Packing Cost |
 | MDF | Mating/Demating Facilities |
 | TEMP | Test And Evaluation Master Plan |
 | KCRT | Keyboard Cathode RaY Tube |