Mitsubishi Ki-46

The Mitsubishi Ki-46 was a twin-engine reconnaissance aircraft used by the Imperial Japanese Army in World War II. 

Variants

Army Type 100 Command Reconnaissance Plane

The Shiki designation for the Ki-46 Command Reconnaissance Plane

Army Type 100 Air Defence Fighter

The Shiki designation for the Ki-46 Interceptor Fighter

Army Type 100 Assault Plane

The Shiki designation for the Ki-46 Assault Plane

Ki-46

Prototype.

Ki-46 I

Reconnaissance version of the Ki-46.

Ki-46 II

The first operational model of the series.

Ki-46 II KAI

Three-seat training version of the Ki-46.

Used for radio and navigation training, with a redesigned cabin, dorsal  echelon extension.

Conversions of the Ki-46 II.

Ki-46 III

‘Traditional’ stepped windshield replaced with a smooth, curved, glazed panel extended over the pilot’s seat giving a more aerodynamic nose profile.

Engine power increased to 1,500 hp (Ha-112-II), extra fuel tank added in the nose.

Ki-46 III-KAI

Defence interceptor/night fighter version of the Ki-46.

Equipped with two 20 mm cannon in the nose and one 37 mm (1.46 in) cannon in the “Schräge Musik”-style upwards-aimed dorsal frontal position.

Ki-46 III

Land strike version of the Ki-46, without 37 mm (1.46 in) cannon armament.

Ki-46 IIIb

Ground-attack version.

Ki-46 IIIc

Unbuilt design project.

Ki-46 IV

Prototype, equipped with two turbocharged 1,119 kW (1,500 hp) Mitsubishi Ha-112-IIru engines, and more fuel capacity.

Ki-46 IVa/b

Series models of reconnaissance/fighter aircraft, unbuilt design projects.

Specifications

Crew

2

Length

11 m (36 ft 1 in)

Wingspan

14.7 m (48 ft 3 in)

Height

3.88 m (12 ft 9 in)

Wing area

32 m2 (340 sq ft)

Empty weight

3,263 kg (7,194 lb)

Gross weight

5,050 kg (11,133 lb)

Max take-off weight

5,800 kg (12,787 lb)

Powerplant

2 × Mitsubishi Ha-102 (Army Type 100 1,050hp Air Cooled Radial) 14-cylinder air-cooled radial piston engines, 810 kW (1,080 hp) each for take-off

787 kW (1,055 hp) at 2,800 m (9,186 ft)

Propellers

3-bladed constant-speed metal propellers

Performance

Maximum speed

604 km/h (375 mph, 326 kn) at 5,800 m (19,029 ft)

Cruise speed

400 km/h (250 mph, 220 kn) at 4,000 m (13,123 ft)

Range

2,474 km (1,537 mi, 1,336 nmi)

Service ceiling

10,720 m (35,170 ft)

Time to altitude

8,000 m (26,247 ft) in 17 minutes 58 seconds

Armament

Guns

1× 7.7 mm (0.303 in) Type 89 machine gun flexibly mounted in the rear cockpit (not fitted to all models).

 

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