| Acronym | Meaning |
 | OS | Orbiter CEI Specification |
| PVA | Propellant Valve Actuator |
| LTG | Lighting |
| PRIM | Primary |
| TTE | LTool And Test Equipment List |
| BLV | Bleed Valve |
| EPDC | Electrical Power Distribution And Control |
| SP-AF | Air Force Support Office (KSC) |
| KDT | Keyboard And Display Test |
| PL | Postlanding (P/L Preferred) |
Browse by Letter:
