| Acronym | Meaning |
| PET | Propulsion Engineering Trainer |
| WT | Weight |
| COR | Contracting Officers Representative |
| LCM | Landing Craft, Mechanized |
| PECP | Preliminary Engineering Change Proposal |
| R | Right |
| LGCU | Landing Gear Control Unit |
| DAS | Data Acquisition System |
| TDR | Time Domaine Reflectometer |
| TQE | Torque |