| Acronym | Meaning |
| PRO | Proceed |
| EPDB | Electrical Power Distribution Box |
| PP | Planning Package |
| SHE | SuPercritical Helium |
| OFI | Operational Flight Instrumentation |
| RFE | Request For Estimate |
| CSC | Computer Sciences Corporation |
| MSE | Mechanical Support Equipment |
| CARID | Customer Acceptance Review Item Disposition |
| LMP | List Of Measurement Points |