First prototype flew in 1958. The airplane was in production until 1980 and 609 T-2 were built. The fuselage is round with large glazed canopy and a tail fin with dorsal extension. Engines are mounted in the fairings on either side of the rear fuselage, between wings and the tail plane. Low-set wings are swept.
Tail plane is swept and is set at the base of the tail fin.
Landing gear with nose wheel is retractable. First prototype T-39 flew on September 16, 1958. The airplane was used as small transport and as a trainer. The fuselage is square with rounded tips and a tall tail fin. Several rectangular windows run along either side of the fuselage.