This Convairliner was originally delivered to Scandinavian Airlines April 24, 1956 as OY-KPA, christened "Hans Viking". Passed on to Lynjeflyg in 1969, it came to Great Lakes as they commenced an expansion with Convair 440s in 1973. Exported to the USA in 1977 as the airline upgraded to the Convair 580. It was flying freight with Island Air Hawaii as N21DR when it suffered an engine failure on take off from Honolulu and was forced to ditch in Pearl Harbor Channel January 17, 1982.