Tachikawa Ki-17

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Ki-17
Tachikawa Ki-17
Role Military
training aircraft
Manufacturer
Tachikawa Aircraft Company Ltd
First flight July 1935
Primary user Imperial Japanese Army Air Academy
Produced 1936 - 1943
Number built 560

The Tachikawa Ki-17 (九五式三型練習機, Kyugoshiki san-gata renshuki) was a basic

Tachikawa Aircraft Company Ltd in the 1930s. It was known to the Allies under the nickname of Cedar during World War II
.

Design and development

The

center of gravity issue, design of a new airframe was ordered for the basic trainer version, and was given the new designation of Ki-17.[1]

Compared to the Ki-9, the Ki-17 had equal-span wings, a slimmer fuselage and a revised tailplane. It was powered by a 112 kW (150 hp) Hitachi Ha-13a radial engine. The first prototype flew in July 1935.[1]

The only major change made to subsequent production aircraft was the deletion of the upper-wing ailerons to eliminate oversensitive control inputs.[2]

Operational history

The Ki-17 was introduced to service as the Army Type 95-3 Basic Grade Trainer Model A under the former aircraft naming nomenclature system. Tachikawa manufactured 560[3] Ki-17s between 1936 and 1943 and the type saw service with the Army Air Academy and flight training schools.[2]

Operators

 Japan

  • Kumagaya Army Flying Training School
  • Mito Army Flying Training School
  • Tachiari Army Flying Training School
  • Utsonomiya Army Flying Training School
  • Imperial Japanese Army Air Force Academy
    (Rikugun Kōku Shikan Gakkō)

 Thailand

Specifications (Ki-17)

Data from Japanese Aircraft of the Pacific War[4]

General characteristics

  • Crew: 2
  • Length: 7.8 m (25 ft 7 in)
  • Wingspan: 9.82 m (32 ft 3 in)
  • Height: 2.95 m (9 ft 8 in)
  • Wing area: 26.02 m2 (280.1 sq ft)
  • Empty weight: 618 kg (1,362 lb)
  • Gross weight: 900 kg (1,984 lb)
  • Powerplant: 1 × Hitachi Ha12 (Army Type 95 150hp Air Cooled Radial) 7-cylinder air-cooled radial piston engine, 110 kW (150 hp) for take-off
  • Propellers: 2-bladed fixed-pitch wooden propeller

Performance

  • Maximum speed: 170 km/h (110 mph, 92 kn)
  • Cruise speed: 130 km/h (81 mph, 70 kn)
  • Endurance: 3 hours 27 minutes
  • Service ceiling: 5,300 m (17,400 ft)
  • Wing loading: 34.6 kg/m2 (7.1 lb/sq ft)
  • Power/mass: 0.125 kW/kg (0.076 hp/lb)

See also

Aircraft of comparable role, configuration, and era

Related lists

References

Notes
  1. ^ a b Francillon 1979, p. 248.
  2. ^ a b Francillon 1979, p. 249.
  3. ^ Francillon 1979, pp. 249, 250.
  4. ^ Francillon 1979, p. 250.
Bibliography
  • Francillon, René J. (1979). Japanese aircraft of the Pacific War. London: Putnam. .)