| Acronym | Meaning |
| NAVSEASYSCOM | Naval Sea Systems Command |
| C<E | Cost And Lead Time Estimate |
| SYS | System |
| COSBAL | Consolidated Shorebased Allowance List |
| PS | Probability Of Survival |
| V/STOL | Vertical/short Takeoff And Landing |
| CP/M | Control Program For Microprocessors |
| NEC | Nippon Electric Company |
| TWCS | Through Water Communications System |
| STT | Schedule Training Time |