ANT-68, '68', Tu-10, Tu-4 by A.N.Tupolev/ STO-3/OTB

The first variant of Tu-10 with 3-blade propeller AV-5LV-22A (or AV-5LV-166B);
"History of aircraft construction in the USSR" by V.B.Shavrov, Vol.2 p.173

odification of series Tu-2S with AM-39FNV direct injection engines. Weapons unchanged, bombload could be up to 4000kg.
First flown on May 19, 1945 (pilot A.D.Perelet). State trials (pilot F.F.Opadchij) period was very short and on June 8, 1945 Tu-10 (temporary designated Tu-4, for State trial period only) entered State Acceptance Trials. During trials several modifications were introduced:
  • Wing 'V' angle was slightly changed;
  • New AM-39FN-2 engines installed;
  • New four-blade AV-9K-22A were installed;
  • Tail surfaces size increased;
    Tu-10 at the end of State Acceptance Trials
    "History of aircraft construction in the USSR" by V.B.Shavrov, Vol.2 p.173
    Aircraft was accepted for production, but only 10 (50???) were built in 1947 and entered service.
  • Technical data
    Type Tu-10 Tu-4 '68' ANT-68
    Function High Speed Daytime Bomber
    Year 1945
    Crew 4
    Engines 2*1500/1850hp AM-39FNV
    later AM-39FN-2
    Length 13.8m
    Wingspan 18.86m
    Wing area 48.8m2
    Loaded weight 11370kg
    Wing load 233kg/m2
    Power load 3.1kg/hp
    Speed at 0m 520km/h
    Speed at 7100m635km/h
    Landing Speed 190km/h
    Takeoff Roll 525m
    Range 1660km
    Ceiling 9800m
    5000m 11.1min
    Guns 3 defensive 12.3mm UBT
    2*20mm ShVAK in the wing roots
    Bombs 1000kg inside
    plus up to 3000kg externally (overload)
    Created on August 13, 1998
    by Alexandre Savine
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