AVCON RECEIVES FAA APPROVAL FOR CESSNA CARAVAN SINGLE CAMERA PORT

New FAA STC expands Cessna 208 special mission aircraft offerings NEW CENTURY, Kan., March 30, 2026 /PRNewswire/ -- Avcon Industries, Inc., a subsidiary of Butler National Corporation (OTCQX: BUKS) and leading manufacturer and systems integrator specializing in special mission aircraft modifications, has received Federal Aviation Administration (FAA) Supplemental Type Certificate (STC) approval for a single sensor port on Cessna Model 208 aircraft.