Heinkel HD 19

Last updated
HD 19
RoleSeaplane fighter
National originGerman-Swedish
Manufacturer Svenska Aero AB
Designer Ernst Heinkel
First flightJuly 1928
Introduction1928
Retired1937
Primary user Svenska Flygvapnet
Number built6

The Heinkel HD 19 W (or Svenska Aero J 4) was a biplane seaplane fighter developed by Ernst Heinkel Flugzeugwerke .

Contents

Development

The Heinkel HD 19 W was the only naval fighter to be delivered to the Svenska Flygvapnet. Formed in 1926, the Svenska Flygvapnet issued a requirement in 1927 for an aircraft to be used for the defense of coastal fortifications and ships of the Navy. The specification determined the engine (the Bristol Jupiter VI) and the configuration of the aircraft, which should have been a seaplane with boots. The aircraft was designated J 4 (the acronym J stands for the Swedish word "Jakt", fighter) and two aircraft were ordered by Heinkel in September 1927.

Meanwhile, the Swedish branch of Heinkel, the Svenska Aero AB based in Lidingö (an island in the Stockholm archipelago), made an offer for the Swedish air force and in October 1928 an order was made for four additional aircraft (serial numbers 282-285). The first delivery took place in May 1929, the last one in the following September.

The aircraft housed 2 people and was armed with two KSP M / 22 caliber 8 mm front fixed machine guns and another 8 mm KSP M / 22 caliber that can be tilted by the rear seat passenger. The first HD 19 carried out the tests at Warnemünde in July 1928 and entered service at Wing F 2 in Hagernäs a few months later. Given the limited performance the days for seaplanes were set, so the planes were actually used for the reconnaissance and fire management. In particular, the floats limited a lot of operation and performance even if the HD 19 was initially designed with an alternative landing gear that could mount wheels or skis depending on the case. In 1934 the three surviving J4s were transferred to Wing F 1 in Västerås and placed in reserve. The last J 4 (number 281) was withdrawn on August 31, 1937 after an operating life of 812 flight hours.

Specifications

Data from [1]

General characteristics

Performance

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References

  1. "Heinkel HD-19". www.airwar.ru.