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Soviet Union's Tchetverikov ARK-3 flying boat

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Tchetverikov ARK-3 flying boat:
Soviet Union's Tchetverikov ARK-3 flying boat
Aeronautics Aircraft Spotters' Handbook
Tchetverikov ARK-3 flying boat:
Soviet Union's Tchetverikov ARK-3 flying boat
Aeronautics Aircraft Spotters' Handbook

Design

The ARK-3 was specifically designed for use in the Arctic in the mid 1930s by Igor V. Tchetverikov.1,2

Construction

The skeleton and covering were wood and metal.1

Engines

The configuration of the engines, was that one pulled and the other pushed.1

Armament

The ARK-3 had a gun turret in the nose.2

Prototype

The prototype first flew in 1935.1

Production

  • Total:
    • Manufacturer: State Industries1

Variants

  • Tchetverikov ARK-3:
  • ??: Version that could carry 12 passengers.1

Usage

ARK-3s were used for convoy escort.1

Record Breaker

In April 1937 it flew to 30,000' with 2,000 lb of cargo.1,2

Specifications

  Tchetverikov ARK-31
Type Reconnaissance1,2, Transport1
Crew 51
Engine (Type) 2: M-25 (Wright Cyclone)2
2: M.25V1
Cylinders Radial 91
Cooling Air1
HP 750 each1,2
Propeller blades 2 each2
Fuel capacity  
Dimensions  
Span 65' 3"1
Length 47' 6"1
Height  
Wing area  
Weight  
Empty  
Loaded 11,574 lb1
Performance  
Speed 125 mph2
Speed @ 4,920' 199 mph1
Cruising speed  
Climb  
Service ceiling 27,890'1
Range 932 miles1, 950 miles2
Armament 2: MG1
Bombs 2,200 lb1

Sources:

  1. World War II Airplanes Volume 2, Enzo Angelucci, Paolo Matricardi, 1976
  2. Aeronautics Aircraft Spotters' Handbook, Ensign L. C. Guthman, 1943
20th Century American Military History Crucial Site