Su-1 / I-330, P.O.Sukhoj

pecialized high-altitude interceptor. Standard armament for pre-WWII fighter with liquid cooled engine: cannon firing through the propeller shaft and pair of synchronized machineguns. Fuselage was made of wood, wings - duralumin. Main landing gear - retractable backwards with 900 turn, tailwheel also retractable.
Aircraft was flown since August 1940. It performed very well, but TK-2 turbochargers were faulty and failed to deliver before the German invasion.
Turbochargers problems and bureau evacuation resulted in cancellation of the Su-1.
One built.


  • "History of aircraft construction in the USSR" by V.B.Shavrov, Vol.2 p.48-49;
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  • I-330, Sukhoi
  • Su-1, Sukhoi
  • Technical data
    Type Su-1
    Function Fighter
    Year 1940
    Crew 1
    Engines 1*1100hp Klimov M-105P
    Length 8.42m
    Wingspan 11.5m
    Wing area 19.0m2
    Empty weight 2495kg
    Loaded weight 2875kg
    Wing load 151kg/m2
    Power load 2.6kg/hp
    Speed at 0m 500km/h
    Speed at 10000m 641km/h
    Ceiling 12500m
    5000m 4.9min
    Range 720km
    Cannon 1*20mm ShVAK
    M-Guns 2*7.62mm ShKAS
    Modified November 31, 1997
    by Alexandre Savine;
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