Fokker F.VIIb-3m – Polish Air Force

By MSW Add a Comment 4 Min Read
Fokker FVIIb 3m – Polish Air Force
By dugazm

When in 1927 and 1928 there was a rush of orders for the F. VIlb-3m, the capacity of the Amsterdam factory was insufficient to cope with the demand. There were already plenty of orders in hand for the F. VIIa, F. VIIa-3m, F. VIII and the military C. V, C. VI and C. VIIw. Fokker therefore decided to sell manufacturing licenses to other aircraft companies.

First was Poland when in October 1928, Plage & Laskiewicz started a series of twenty F. VIIb-3m’s modified as bombers. The Poles acquired the drawings for the commercial airliner and then engineered the necessary changes to convert the type to a bomber role. Following completion of these aircraft, a further eleven were built for airline use.

Polish Air Force operated 21 F.VIIb/3m (20 of them were licence-built) aircraft as bombers and transports between 1929 and 1939.

        1 Pułk Lotniczy

            211 Eskadra Bombowa

            212 Eskadra Bombowa

            213 Eskadra Bombowa

The majority of these entered service with the Polish airline LOT.

Military Fokker F.VIIb3m Versions:

    F.VIIa/3m a bomber and transport plane.

    C-2: Military transport version of the Fokker F.9, powered by three 220 hp (164 kW) Wright J-5 radial piston engines, accommodation for two pilots and 10 passengers; three built in 1926 for the US Army Air Corps

    C-2A: Military transport version for the US Army Air Corps, with greater wingspan, powered by three 220 hp (164 kW) Wright J-5 radial piston engines, accommodation for two pilots and 10 passengers; eight built in 1928.

    C-7: Military transport conversion of C-2A for the US Army Air Corps by re-engining with 300 hp (220 kW) Wright R-975 engines. XC-7 prototype and four C-2As redesignated in 1931.

    C-7A: Six new production C-7 (Wright R-975) aircraft with larger wings, new vertical fin design, and fuselages patterned after the commercial F.10A

    TA.1: Military transport version of the US Navy and Marine Corps; three built.

    TA.2: Military transport version for the US Navy; three built.

    TA.3: Military transport version for the US Navy, powered by three Wright J-6 radial piston engines; one built.

Military operators:

    Belgium Air force

    Belgian Congo

    Independent state of Croatia

    Czechoslovakia Air Force

    Finnish Air Force (one F.VIIa)

    French Air Force (5 F.VIIa/m and 2 F.VII/3m)

    Regia Aeronautica (Italy)

    Luchtvaartafgeling (Netherlands)received three bomber F.VIIa/3m aircraft)

    Polish Air Force (operated 21 F.VIIb/3m (20 of them were licence-built) aircraft as bombers and transports between 1929 and 1939.)

    Spanish Republican Air Force

    United States Army Corps (designations include Atlantic-Fokker C-2, C-5 and C-7)

    United States Navy and Marine Corps (originally designated TA then RA)

    Yugoslav Royal Air force

Specifications (F.VIIb/3m)

General characteristics

  • Crew: 2
  • Capacity: 8 passengers
  • Length: 14.6 m (47 ft 11 in)
  • Wingspan: 21.7 m (71 ft 2 in)
  • Height: 3.9 m (12 ft 10 in)
  • Airfoil: root: Goettingen 386 (20%) ; tip: Goettingen 388 (11.3%)[10]
  • Empty weight: 6,725 kg (14,826 lb)
  • Gross weight: 11,570 kg (25,507 lb)
  • Powerplant: 1 × Wright J-5 Whirlwind 9-cylinder air-cooled radial piston engine, 164 kW (220 hp)
  • Propellers: 2 or 3-bladed fixed-pitch propellers

Performance

  • Cruise speed: 170 km/h (110 mph, 92 kn)
By MSW
Forschungsmitarbeiter Mitch Williamson is a technical writer with an interest in military and naval affairs. He has published articles in Cross & Cockade International and Wartime magazines. He was research associate for the Bio-history Cross in the Sky, a book about Charles ‘Moth’ Eaton’s career, in collaboration with the flier’s son, Dr Charles S. Eaton. He also assisted in picture research for John Burton’s Fortnight of Infamy. Mitch is now publishing on the WWW various specialist websites combined with custom website design work. He enjoys working and supporting his local C3 Church. “Curate and Compile“
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