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In the Friedrichshafen FF.33b the position of the observer and the pilot were reversed and the observer was armed with a flexible Parabellum machine gun. The engine was increased from 120hp to 160hp with the installation of the Maybach Mb.III or Mercedes D.III.

Friedrichshafen FF.33b
Role Seaplane
Manufacturer Friedrichshafen
Introduction 1915
Primary user Cross-Pattee-alternate3.svg Germany
Number built 5 [1] or 11 [2][3]
Developed from Friedrichshafen FF.33
Variants 33, 33e, 33f, 33h, 33j, 33l, 33s
Engine 160hp Maybach Mb.III inline [1][note 1] or
120hp Mercedes D.II[3] or
160hp Mercedes D.III [2]
Armament rear flexible Parabellum

For more information, see Wikipedia:Friedrichshafen FF.33.


  1. Only the last four used the 160hp engine.[3]
  1. 1.0 1.1 Gray, p.117.
  2. 2.0 2.1 Munson, p.169.
  3. 3.0 3.1 3.2 Nowarra, p.34.
  • Peter Gray and Owen Thetford. German Aircraft of the First World War. Great Britain, Putnam, 1962, 1987. ISBN 0-85177-809-7.
  • P.M. Grosz, Windsock Datafile 73: FF 33E. Great Britain: Albatros Publications, Ltd., 1999. ISBN 1-902207-14-9
  • Kenneth Munson, Bombers: Patrol and Reconnaissance Aircraft, 1914-1919. New York: The MacMillan Company, 1968, Blandford Press Ltd. ISBN 978-0753721711
  • Heinz J. Nowarra, Bruce Robertson, and Peter G. Cooksley. Marine Aircraft of the 1914-1918 War. Letchworth, Herts, England: Harleyford Publications Limited, 1966. ISBN 0900435070