Junkers H 21

Junkers H 21
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Type:	Multipurpose aircraft
Design country:	German Empire
Manufacturer:	Junkers aircraft and engine plants
First flight:	1922
Commissioning:	1923
Number of pieces:	100

The Junkers H 21 was a military multi-purpose aircraft. It was built in a branch of Junkers-Flugzeugbau AG in Moscow - Fili from 1923.

development

A total of 100 aircraft of this type were built. The machines were armed with one rigid and one or two movable machine guns on a turntable.

The H 21 was in service with the Air Force of the Soviet Union from 1923 to 1925. It was then used as a training aircraft. The Reichswehr did not use this machine.

Technical specifications

Parameter	Data
crew	2
length	7.89 m
Wingspan	13.34 m
height	3.53 m
Wing area	21.75 m²
Preparation mass	945 kg
Payload	405 kg
payload	85 kg
Takeoff mass	1350 kg
drive	a six-cylinder four-stroke in-line engine
Type	Mercedes D IIIa with 187 PS (138 kW) or BMW IIIa with 260 PS (191 kW)
Top speed	179 km / h at sea level
Marching speed	150 km / h
Landing speed	95 lm / h
Rise time	4.30 min at 1000 m altitude 9.42 min at 2000 m altitude 32.0 min at 5000 m altitude
Range	840 km
Summit height	5600 m

See also

• List of aircraft types

Individual evidence

1. ^ Helmut Stützer: The German military aircraft 1919–1934 . E. S. Mittler & Sohn, Herford 1984, ISBN 3-8132-0184-8 , p. 181 .