NSIU

AcronymDefinition
NSIU➣Navigation Switching Interface Unit
NSIU➣Norges Svalbard- og Ishavs-Undersokelser
NSIU➣Nationwide Special Investigations Unit (Schaumburg, IL)
NSIU➣Navigation System Interface Unit
NSIU➣Non-Significant Industrial User
NSIU➣National Security Industry Union (UK)