| Acronym | Meaning |
![](file.png) | NNI-I | NASA Standard Initiator-Type I (was SMSI) |
![](file.png) | PSW | Program Status Word |
![](file.png) | HDW | Hardware |
![](file.png) | LSC | Linear Shaped Charge |
![](file.png) | SCAS | Subsystem COMPuter Application Software |
![](file.png) | RT | Range-to-Target |
![](file.png) | ECP | Engineering Control Proposal |
![](file.png) | RAD | Radiation Dosage |
![](file.png) | OMEWG | Orbiter Maintenance Engineering Working Group |
![](file.png) | NAM | National Association Of Manufacturers |