STRI - syst
- surface transport
- surface transport and shipping co-ordinating centre
- surface vessel torpedo tube
- surface warfare
- surface warfare commander
- surface warfare coordinator
- surface warfare officer
- Surface Warfare Officer's School
- Surface Warfare Officer's School Command
- surface warfare system
- surface weapons control
- surface weapons fire control
- surface zero
- surface, subsurface surveillance coordinator
- surface-based
- surface-effect boat
- surface-launched air-targeted (weapon)
- surface-launched antiship missile
- surface-launched antiship(ping) missile
- surface-launched cruise missile
- surface-launched guided missile
- surface-launched interceptor missile
- surface-launched missile system
- surface-launched unit mining (system)
- surface-launched unit, fuel-air explosive (mine neutralizer)
- surface-to-air
- surface-to-air guided weapon
- surface-to-air intercept missile
- surface-to-air intercept missile system
- surface-to-air medium range active missile
- surface-to-air missile
- surface-to-air missile availability report
- surface-to-air missile controller
- surface-to-air missile exercise
- surface-to-air missile fire coordination center
- surface-to-air missile intercept development
- surface-to-air missile order of battle
- surface-to-air missile servicing, assembly, and test
- surface-to-air missile simulation model
- surface-to-air missile, development
