| Acronym | Meaning |
| F&E | Facility And Envii-onment |
| EA | Each |
| PCN | Program Control Number |
| DI | Display Interface Processor (Software Functional Element) |
| PCF | Payload Control Facility |
| SAVER | Shuttle Avionics Verification And Evaluation |
| DOA | DePartment Of Agriculture |
| MDRD | Mission Data Requirements Document |
| LL | Long Lead |
| SSAT | Shuttle Service And Access Tower |