N.V. Koolhoven - Netherlands
Manufacturer(s)
Belgium; Netherlands
Operators
1938
Service Year
Netherlands
National Origin
2
Crew
31
Units
TRAINING
Developed ability to be used as a dedicated trainer for student pilots (typically under the supervision of an instructor).
25.8 ft
(7.85 meters)
Length
37.7 ft
(11.50 meters)
Width/Span
7.5 ft
(2.30 meters)
Height
2,332 lb
(1,058 kilograms)
Empty Weight
3,527 lb
(1,600 kilograms)
Maximum Take-Off Weight
+1,195 lb
(+542 kg)
Weight Difference
1 x Wright "Whirlwind" R-975-E3 radial piston engine developing 451 horsepower.
Propulsion
186 mph
(300 kph | 162 knots)
Max Speed
23,950 ft
(7,300 m | 5 miles)
Ceiling
497 miles
(800 km | 432 nm)
Range
MACH Regime (Sonic)
Sub
Trans
Super
Hyper
HiHyper
ReEntry
RANGES (MPH) Subsonic: <614mph | Transonic: 614-921 | Supersonic: 921-3836 | Hypersonic: 3836-7673 | Hi-Hypersonic: 7673-19180 | Reentry: >19030
F.K.56 - Base Series Designation; 31 examples completed.