| Acronym | Meaning |
| KT | Kit |
| RECVR | Receiver |
| I | NTC/0INTC/0Integrated Checkout |
| PSIG | Pounds Per Square Inch Gage |
| HMCC | Hypergolic Maintenance And Checkout Cell |
| POLAR | Production Order Location And Reporting |
| VDC | Volts |
| SDD | Software DescriPtion Document |
| SL | SPacelab |
| GPC | Gel Permeation Chromatograph |