| Acronym | Meaning |
| LCA | Load Controller (Control) Assembly |
| IPS | IPTCSInternational Pipe Thread |
| IB | Instruction Book |
| HITS | High Rate Multiplexer InPut/Output Test System |
| K-STSPS | KSC STS Project Specification |
| FSCP | Fire Sensor Control Panel |
| LO | Lock-On |
| CDH | Constant Delta Height |
| EVAL | Evaluate |
| CIU | Communication Interface Unit |