STRI - syst
- submarine tactical weapons system
- submarine target vessel
- submarine test unit
- submarine training facility
- submarine, ballistic missile, nuclear-powered
- submarine, experimental
- submarine, guided missile
- submarine, guided missile, nuclear-powered
- submarine, nuclear
- submarine, nuclear-powered
- submarine-air frequency plan
- submarine-air optical communications system
- submarine-launched ballistic missile
- submarine-launched ballistic missile system
- submarine-launched communications satellite
- submarine-launched cruise missile
- submarine-launched influence mine
- submarine-launched missile
- submarine-launched mobile mine
- submarine-launched one-way tactical buoy
- submarine-launched surface-to-air missile
- submarine-rocket technical advisory group
- submarine-to-air missile
- submarine-to-ship missile
- Submarines, Mediterranean
- Submarines, Northeast Mediterranean
- SUBMED
- SUBMEDNOREAST
- submersible mining device
- subminiature integrated antenna
- submissile
- submission
- SUBNOTE
- SUBORCOM
- subordinate command
- subordinate operations control center
- SUBPA
- SUBPZ
- subs
- SUBSAFE
