The Friedrichshafen FF.48 was a German two-seat floatplane fighter of the 1910s produced by Flugzeugbau Friedrichshafen. Development and design The FF.48, along with the smaller single-seat FF.43, was designed for defence of the floatplane bases, it was a biplane powered by a Maybach Mb.IV inline piston engine. The pilot and observer each had control of one 7.92 mm (.312 in) machine gun. Only three aircraft were built. Specifications (FF.48) See also References Bibliography Further reading 1910s German fighter aircraft Floatplanes Biplanes Single-engined tractor aircraft FF.48 Aircraft first flown in 1917