NACA

'NACA' may refer to:

★ National Advisory Committee for Aeronautics

★ National Athletic and Cycling Association of Ireland

★ National Association for Campus Activities [1]

★ Neighborhood Assistance Corporation of America, a community advocacy and homeownership organization. [2]

★ Network of Aquaculture Centres in Asia-Pacific, an industry association of shrimp farmers and other aquaculture industries. [3]

★ North American Collectibles Association [4]

★ Normal Auto Contingent Allegiance, a SCSI term.

★ One of several technological innovations developed by the National Advisory Committee for Aeronautics:
:
★ NACA duct, a common form of air intake used on various vehicles
:
★ NACA cowling, a type of aerodynamic fairing