| Acronym | Meaning |
| PORCN | Production Oi-der Records Change Notice |
| LA | Launch Azimuth |
| ISPM | International Solar Polar Mission |
| K-IUSM | KSC IUS Plan/Requirement |
| CO | Carbon Monoxide |
| EV | Expendable Vehicles |
| MRL | Manipulator Retention Lock |
| CDRL | Contract Data Requirements List |
| RTD | Resistance Temperature Device |
| STD | Lfollows) |