Intended for training and teaching of flying personnel, for improving of flying technique in day and night conditions, for familiarization with base skills of piloting in simple and complex weather conditions.
Crew is placed on two ejection seats, which permit to escape the aircraft in all altitude range and at velocities more than 150 km/h.
Aircraft control system is mechanical. Fuel tanks are arranged in fuselage and in wing tips. Operation of a number of main units and aggregates is provided by hydraulic system.
Two under wing attachment points permit the aircraft to carry out aviation bombs with caliber up to 100 kg, rocket pods of UB-16 type or training missiles of R-3U type.