/ Junkers Ju-49
The Junkers Ju 49 was a German aircraft designed to investigate high-altitude flight and the techniques of cabin pressurization.
It was the world’s second working pressurized aircraft, following the Engineering Division USD-9A which first flew in the United States in 1921.
By 1935, it was flying regularly to around 12,500 m (41,000 ft).
Only one aircraft was built.
17.21 m (56 ft 5.5 in)
28.24 m (92 ft 8 in)
98.0 m2 (1,055 sq ft)
3,590 kg (7,916 lb)
4,250 kg (9,371 lb)
1 × Junkers L88a V-12 cylinder with two-stage supercharger , 596 kW (800 hp)
146 km/h (91 mph, 79 kn) at sea level; 220 km/h (136 mph) at 13,000 m (42,700 ft)
13,015 m (42,700 ft)
Rate of climb
3.5 m/s (690 ft/min) to 8,000 m (26,250 ft).
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