It was a quite successful design with good flying qualities. KLM purchased twelve aircraft and used it as a flying taxi and for pilot training. Two of these were built by Aviolanda.
After the war another eight aircraft, powered by a 165 hp (123 kW) Armstrong Siddeley Genet Majorradial engines were manufactured by Fokker (the aircraft were called "Fokhovens").[3] Only one of these heavily modified aircraft has survived until today.
Specifications (F.K.43)
Data from Koolhoven FK-43: Le Dernier Survivant[4]
Hazewinkel, Harm J. (January 1989). "Koolhoven FK-43: le dernier survivant" [Koolhoven FK-43: The Last Survivor]. Le Fana de l'Aviation (in French). No. 230. pp. 40–44. ISSN0757-4169.