| Acronym | Meaning |
 | SCIM | Standard Cubic Inches Per Minute |
 | G-A | Ground-to-Air |
 | IEA | Integrated Electronic Assembly |
 | CRIS | Calibration Recall And Information System |
 | NPRV | Nitrogen Pressure Relief Valve |
 | HAL/S | High-order Assembly Language/ Shuttle |
 | PAR | Problem Accountability Record |
 | TSS | Tug Structural Support |
 | L-BAND | S-Band 390 To 1550 MHz |
 | SMM | Solar Maximum Mission |