| Acronym | Meaning |
![](file.png) | NOSE | To X-ANose To X-Axis |
![](file.png) | ICR | Instruction Change Request |
![](file.png) | GCN | Ground Communications Network (A/G Worldwide Net) |
![](file.png) | PCR | Payload Changeout Room |
![](file.png) | FCA | Frequency Control Analysis |
![](file.png) | FCS | Flight Control System |
![](file.png) | EL | Engineering Instruction |
![](file.png) | KWH | Kilowatt Hours |
![](file.png) | SPAS | Shuttle Pallet Satellite (German) |
![](file.png) | R | ETSReconfiguration Electrical Test Stand |