| Acronym | Meaning |
| ERNO | Germany (SPacelab Contractor) |
| MDR | MaintenanceDemandRate |
| IDR | Initial Design Review |
| BDD | Baseline Definition Document |
| O | Engineering Order |
| SPIAP | Shuttle/Payload Integration Activities Plan |
| DCR | Design Change Request |
| MPM | Manipulator Positioning Mechanism |
| FIS | Facility Interface Sheets |
| SEICO | System Engineering Instrumentation |