| Acronym | Meaning |
| R/R | Remove And Replace |
| PFCS | Primary Flight Control System |
| SIT | System Integration Test (software/hardware Integration) |
| ILS | Integrated Logistics Support |
| LAT | Latitude |
| SC | Subcontract |
| YDT | Diving Tender (non Self-propelled)(misc) |
| MDTS | Mcdonnell Doughlas Training Systems |
| APC | Approach Power Compensator |
| MTBFSAF | Mean Time Between Flight Safety Affecting Failures |