NSIU

(redirected from Non-Significant Industrial User)
AcronymDefinition
NSIUNavigation Switching Interface Unit
NSIUNorges Svalbard- og Ishavs-Undersokelser
NSIUNationwide Special Investigations Unit (Schaumburg, IL)
NSIUNavigation System Interface Unit
NSIUNon-Significant Industrial User
NSIUNational Security Industry Union (UK)