| Acronym | Meaning |
| FCC | Federal Communication Commission |
| VIC | Vast Interface Change (tdc 87) |
| TPECP | Trainer Peculiar Engineering Change Proposal |
| CSS | Contractor Support Services |
| IPU | Inert Prefill Unit |
| HFIP | High Frequency Improvement Program |
| TPP | Total Package Procurement |
| FU | Fuse |
| AIVPC | Anti-ice Valve Position Command |
| MRC | Maintenance Requirement Card |