
The Yokosuka K4Y (or Navy Type 90 Seaplane Trainer) was a Japanese floatplane trainer of the 1930s. A single engined two-seat biplane, 211 K4Ys were built between 1933 and 1940, serving as the Imperial Japanese Navy's basic floatplane trainer throughout the Second World War. (info from Wikipedia)
Yokosuka K4Y1
Type: Basic Floatplane Trainer
Service: Japanese Naval Air Force (JNAF)
Crew: two
Armament: none
Reference: Francillon: 494
Specifications:
Length: 29' 8.25" (9.05 m)
Height: 11' 6" (3.51 m)
Wingspan: 35' 9.15" (10.9 m)
Wing area: 285 sq. ft (29.5 sq. m)
Empty Weight: 1631 lbs (740 kg)
Loaded Weight: 2183 lbs (990 kg)
Propulsion:
No. of Engines: 1
Powerplant: Hitachi Kamikaze 2 7-cylinder radial
Horsepower: 160 hp
Performance:
Range: 170 nautical miles (196 st miles, 315 km)
Cruise Speed: 57.5 mph (92.5 km/hr)
Max Speed: 101 mph (163 km/hr) at sea level
Climb to/in: 9845 ft (3000 m) in 29 min 20 sec
Ceiling: 11352 ft (3460 m)
Production: approximately 211 K4Ys
(go to Yokosuka page)
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