An AIR-5 adaptation for the domestic M-11 engine, designated AIR-6, was ready in May 1932, flew on September 8 and passed all trials easily. Adopted as short range liaison aircraft. In 1934 a group of AIR-6 performed flight Moscow-Irkutsk-Moscow (with refuel landings), covering more than 10,000km. During 1934-36 a total of 486 AIR-6 were built. Twenty of them were modified as air ambulance with room for a stretcher and doctor.
Engine: 1 x M-11, 81kW Max take-off weight: 993 kg / 2189 lb Empty weight: 620 kg / 1367 lb Wingspan: 12.1 m / 40 ft 8 in Length: 8.0 m / 26 ft 3 in Height: 2.3 m / 8 ft 7 in Wing area: 19.8 sq.m / 213.13 sq ft Max. speed: 166 km/h / 103 mph Cruise speed: 140 km/h / 87 mph Ceiling: 4500 m / 14750 ft Range: 650 km / 404 miles Crew: 1 Passengers: 2