The Junkers F.13 (also known as the F 13, and developed under an engineering designation of J 13), was an all-metal transport German aircraft that first flew on June 25, 1919.

It was the world's first all-metal civilian plane. It served with many countries and was widely exported. It flew with a Junkers airline until it merged with Lufthansa when it flew with them. It saw active service until the 1940s. About 330 were built with many variants including different engines and a seaplane variant.

Junkers F-13 in Deutschen Museum

Specifications

Data differed in accordance to engine used

• Function: 6-seat transport
• Engine: One of the following six-cylinder in-line liquid-cooled engines:
  • BMW-IIIa (max. power 240 hp /176 kW)
  • BMW-IV (250 hp /184 kW)
  • Junkers L-2 (265 hp /194 kW)
  • Junkers L-5 (310 hp /228 kW)
• Span: 58 ft 2.8 in (17.75 m)
• Length: 31 ft 6 in (9.60 m)
• Height: 13 ft 5.4 in (4.10 m)
• Wing area: 463 sq.ft (43 sq.m)
• Empty weight: 2,701 lb (1,225 kg)
• Max takeoff weight: 4,409 lb (2,000 kg)
• Max speed: 115 mph (185 km/h)
• Max climb: 650 ft (198 m)/min
• Service ceiling: 16,404 ft (5,000 m)
• Range: 609 ml (980 km)

External links:

• Junkers F 13 (http://www.geocities.com/hjunkers/ju_f13_a1.htm)