Technical data
Type AK-1
Function Experimental
Year 1924
Crew 2
Engines 1*170hp Salmson
Length 11.0m
Wingspan 14.9m
Wing area 37.0m2
Empty weight 1145kg
Loaded weight 1685kg
Wing Load (kg/m2) 45.5
Power load (kg/hp) 9.9
Maximum Speed (0m) 147km/h
Climb to 1000m 16min
Climb to 2000m 29min
Ceiling 2200km
Passenger Seats 2
(+1 on extra seat in cockpit)
Load 540kg

AK-1, TsAGI/V.L.Alexandrov/V.V.Kalinin

18k b/w AK-1 from "History of aircraft construction in the USSR", Vol.1 p.348

The first Soviet passenger aircraft, created within research program ordered by military.

TsAGI received an order to study aircraft design with thick wing (wooden structure), and check calculations technic used at the time. Most of job was done by V.L.Alexandrov, V.V.Kalinin and A.M.Cheremukhin performed part of calculations.

High wing monoplane with struts. Mixed construction, but mostly wood.

Project was presented to the VVS and GlavVozduhoFlot (predecessor of the Aeroflot) in February 1922.

Aircraft was built in April-November 1923 on GAZ-5 factory, parallel with the R-1. Flight tests (pilot Tomashevskij) started February 1 (8?) (March 8?), 1924 and continued until June 15, 1924. Funds for financing the project were collected by Latvian Sharpshooters, and AK-1 was named 'Latyshskij Strelok'.

Aircraft was transferred to 'Dobrolet';

Several flights were performed on line Moscow-Kazan' (total 11,000km). In 1925 AK-1 participated in propaganda flight Moscow-Beijing, covering 7,000km in 38 days. Flights from Beijing to other China cities also were performed.

  • [6], Vol.1 p.346-347;

  • More Links
  • AK-1
  • AK-1 at Virtual Aircraft Museum

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