MBR-4, SM-62bis by Sovoia-Marchetti

32k b/w MBR-4 on skis, "History of aircraft construction in the USSR" by V.B.Shavrov, Vol.1 p.412

talian Sovoia-Marchetti S-62bis biplane flying boat, built in Taganrog. Three-seater, with rear gunner position right behind pusher propeller.
Fifty one were built, production was limited by number of engines purchased. 22 of those were exact copy of the SM-62bis, the rest were modified (structurally) to accommodate more domestic materials. Modified aircraft were designated MBR-4, performance was identical to the SM-62bis.
In service until 1936, when this type was replaced by MBR-2
  • "History of aircraft construction in the USSR" by V.B.Shavrov, Vol.1 p.411;
  • MBR-4, Sovoia-Marchetti
  • Technical data
    Type SM-62bis MBR-4
    Function Maritime Reconnaissater
    Year 1930 1933
    Crew 33
    Engines 1*750hp Izotta-Frascini Asso
    Length 12.6m 12.6m
    Wingspan 16.6m 16.6m
    Wing area 69.52m2 69.52m2
    Empty weight 2640kg 2840kg
    Loaded weight 4100kg 4300kg
    Wing load 59.0kg/m2 62.0kg/m2
    Power load 5.5kg/hp 5.7kg/hp
    Speed at 0m 225km/h 220km/h
    Cruising Speed 180km/h 180km/h
    Landing Speed 90km/h 90km/h
    Range 920km 900km
    Flight Endurance 4.0h 4.0h
    Ceiling 4000m 4300m
    1000m 4min 4min
    2000m 9min 10min
    3000m 17min 19min
    Guns 2*mg 2*mg
    Created January 25, 1996
    Modified July 30, 1998
    by Alexandre Savine
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