| Acronym | Meaning |
| UU | Micromicron |
| EGRS | Egress |
| FEMCPL | Facilities And Envir- Measurement Comp. Parts List |
| MV | Manufacturing Verification |
| BD | Binary Digit |
| CP-PCO | Cargo Projects-Program Control Office |
| MP | Management Package |
| FCA | Functional Configuration Audit |
| HRSI | High-temperature Reusable Surface Insulation |
| RSS | Rotating Service Structure |