| Acronym | Meaning |
| RIB | Recoverable Item Breakdown |
| LK | Lock |
| IPS | IRIG Inertial Rate Integrating Gyro |
| R | Range |
| GDS | Goldstone |
| AIRS | Atmospheric Infrared Sounder |
| SB | Synchronization Base |
| CIS | Communications Interface System |
| MSL | Mean Sea Level |
| RPTA | Rudder Pedal Transducer Assembly |