Koolhoven F.K.53

F.K.53 Junior

National origin: Netherlands
Manufacturer: Koolhoven
Designed by: J. van Hattum
First flight: August 1936
Number built: 2

The Koolhoven F.K.53 Junior was a small sport aircraft built in the Netherlands in 1936. It was a low-wing cantilever monoplane of conventional design, with tandem seating for two under a long canopy. The wings had a gull shape and carried the main units of the tailwheel undercarriage. Two examples were built, and both destroyed in the German bombing of Waalhaven in May 1940. The first machine built had been purchased by the Dutch national flying school.

Specifications

General characteristics

Crew: One pilot
Capacity: 1 passenger
Length: 7.20 m (23 ft 8 in)
Wingspan: 10.50 m (34 ft 5 in)
Height: 2.05 m (6 ft 8 in)
Wing area: 15.5 m² (167 ft²)
Empty weight: 310 kg (680 lb)
Gross weight: 540 kg (1,190 lb)
Powerplant: 1 x— Walter Mikron, 46 kW (62 hp)

Performance

Maximum speed: 150 km/h (94 mph)
Range: 370 km (230 miles)
Service ceiling: 3,200 m (10,500 ft)

Taylor, Michael J. H. (1989). Jane's Encyclopedia of Aviation. London: Studio Editions. pp. 561.
Den Ouden, Alex. "The aircraft designer Frederik (Frits) Koolhoven". http://www.alexdenouden.nl/artikelen/koolhoven03.htm. Retrieved 2008-09-11.
Koolhoven Aeroplanes Foundation
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Source: WikiPedia