WKF D.I

The WFK D.I (series 85) was a fighter aircraft built in Austria-Hungary in the final months of World War I.

WKF D.I
Role	Biplane fighter
National origin	Austria-Hungary
Manufacturer	WKF
First flight	1918
Primary user	KuKLFT
Number built	49

Operational history

The KuKLFT placed an order for 48 D.Is. However, only two aircraft were delivered by the time of the Armistice, and the rest were finished in December 1918-January 1919.^[1]

Specifications (80.06b)

Data from ^[2]

General characteristics

• Crew: 1
• Length: 7.10 m (23 ft 4 in)
• Wingspan: 8.80 m (28 ft 10 in)
• Empty weight: 732 kg (1,614 lb)
• Gross weight: 1,005 kg (2,216 lb)
• Powerplant: 1 × Hiero 6 six-cylinder water-cooled in-line piston engine, 170 kW (230 hp)
• Propellers: 2-bladed wooden fixed-pitch propeller

Performance

• Maximum speed: 195 km/h (121 mph, 105 kn)
• Cruise speed: 168 km/h (104 mph, 91 kn)
• Endurance: 2.30 hours
• Service ceiling: 6,500 m (21,300 ft)

Armament

• Guns: 2 x Synchronised fixed forward-firing 8 mm (0.315 in) Schwarzlose machine guns

References

1. "Wkf D.I". Airwar.ru. Retrieved 2019-02-26.
2. Grosz, Peter M. (1993). Austro-Hungarian Army Aircraft of World War One. Mountain View, CA: Flying Machines Press.