4 Letecký školní PlukUF-65, c/n CS-199.565(Miloš Krč (trainee)/ppor Jaroslav Havránek) Luglio 1951 emergency landing, Tovačov, 31 July 1951 - Prostějov FS17178
4 Letecký školní PlukUL-84, c/n CS-199.554(svob. Jindřich Flégr/por Jiři Bůžek) Settembre 1952 forced landing due to engine failire, Cechovice, 2nd Sep 1952 - Prostějov
5 Letecký školní Pluk (Air Taining Unit)UL-56, c/n CS-199.574(Svob. Karel Tománek/por František Hamršmíd) Settembre 1952 landing accident, 12 Sep 1952 - Zvolen
Centrum Leteckého výzkumu (Aerospace Research Centre)80, c/n CS-199.548(Kpt. Miloslav Šmíd/Vladimír Slušný,) Febbraio 1953 Accident caused by hole in ground, 5 Feb 1953, - Praha Letňany
Not entered service
Centrální sklad pro Letectví (Central Aviation Storage Facility)305, c/n CS-199.559(por. Drahoslav Bartes/rt. Zdeněk Durčák) Settembre 1951 Emergency landing after engine failure, 14 Sep 1951, stricken f - Kunovice