| Acronym | Meaning |
| SRD | Shuttle Requirements Document |
| MPC | Midbody Pyro Controller |
| PACAS | Personnel Access Control Accountability System |
| OXD | Oxide |
| RIC | Rockwell International Corporation |
| H | 1STHistory |
| SLI | ERNO Spacelab Integration And Test |
| SP | Single Precision |
| FACO | Factory Acceptance Checkout |
| JSL | Jet Select Logic |