| Acronym | Meaning |
| RCR | Retrofit Configuration Record |
| FCP | Flight Correction Proposal |
| LUB | Lubricate |
| SVRR | Software Verifir-ation Readiness Review |
| GBR | Glass Bead Rating |
| DBGMP | DBIUData Bus Interface Unit |
| IU | Instrument Unit |
| K-MMSEN | KSC MMSE Notice |
| MDRS | Manufacturing Data Retrieval System |
| RTCC | Real-Time Computer Complex |