Aviation of Word War II

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I-15bis

Fighter

Polikarpov

I-15 bis

The upper wing of I-15bis fighter in comparison with I-15 had straight lines (without - "Seagull" - "Chayka"). On the I-15 was improved nose-over of a motor and was strengthened a plane. The I-15bis was equipped with more high-power and high-altitude motor M-25V and had stronger armament.

On fighter I-15bis the Soviet pilots - volunteers battled in the sky of Spain, China and Mongolia. The airplane was applied and in an initial stage of World War II.

Were built 2408 fighters I-15bis (1938-1939)



1933-1939 Fighters
I-15 I-15 bis I-153 Chaika
Crew 1 1 1
Year of issue 1934 1937 1939
Dimensions
Length, m 6.1 6.27 6.17
Wing span, m 9.75 10.2 10.0
Wing area, m² 23.55 22.5 22.14
Weight, kg:
Loaded weight 1390 1700 1765
Powerplant
Engine М-25 М-25V М-62
Power, hp 640 775 1000
Performance
Maximum speed, km/h at sea level 315 327 364
at altitude 367 379 424
m 3000 3500 5000
Time to 5000 m, min 6.2 6.6 5.7
Time of turn, sec 9.0 10.5 13-13.5
Service ceiling, m 9800 9300 10700
Service range, km 550 520 560
Armament
Machine guns 2 4 4
Photo Description
Drawing I-15bis

Drawing I-15bis

I-15bis

The I - 15bis #3615 with 50-liter fuel tanks. The Soviet AF Scientific Research Institute. April 1939.

I-15bis Fighter

The I-15bis with 68-th onboard number. The airplane was applied after 1943 - a red star in a white edging.

Bibliography

  • "History of aircraft in the USSR before 1938" /Shavrov V.B./
  • "Planes of Stalin falcons" /Konstantin Kosminkov and Dmitriy Grinyuk/
  • "Fighter I-15" /Michael Maslov/
  • "The Soviet planes" /Alexander Yakovlev/