/Airplanes/Axis/Japan/01-Fighters/Ki-43Oscar/Data/Ki-43-I.htm | Update: -

 

Nakajima Ki-43-I Hayabusa

GENERAL DATA
Other Designation(s)
Hayabusa = Peregrine Falcon, Army Type 1 Fighter, Oscar (Allied reporting name)
Type
Fighter, Fighter bomber
Crew
1
Manufacturer(s)
Nakajima Hikoki K.K. at Ota
Production
Prototypes: 3, 33 , Service trial: 10 , Ki-43-I: 716
December 1938 - September 1940 (prototype, trial), April 1941 - February 1943 (Ki-43-1)
Prototype first flight
1938
 Introduction
October 1941 Ki-43-I

 

Variants
Prototype Used a Nakajima Ha-25 radial engine (925 HP).
Service trial Had fixed pitch wooden two bladed propeller. Later models had a two pitch propeller installed. To improve maneuverability combat flaps were installed.
Ki-43 Had 2: 7.7 mm machine guns in wings.
Ki-43-Ia Army Type 1 Fighter Model 1A: Had two 7.7 mm machine guns in upper cowling.
Ki-43-Ib Army Type 1 Fighter Model 1B: Had 1: 7.7 mm / 7.7 mm Type 89 and 1: 12.7 mm / 12.7 mm Type 1 machine guns.
Ki-43-Ic Army Type 1 Fighter Model 1C: Had two 12.7 mm Type 1 machine guns.


DIMENSIONS
Empty Weight
1580 kg
 Loaded Weight
2048 kg
Maximum Takeoff Weight
2583 kg
Length
8.832 m
Height
3.27 m
 Wingspan
11.437 m
Wing area
21.4 m²
 Wing loading
121 kg/m²

ARMAMENT (Ki-43-Ic)
Main Gun Nose*
2× 12.7 mm (.50 in) Ho-103
  
2 x 270
Secondary Guns
-
 Ammunition Carried
-
Bombs
2 x 15 kg bomb

(*) 2 × fixed, forward-firing in the cowl

Armament variations:

Ki-43 & Ki-43-Ia: 2× 7.7 mm Type 89 MG, Ki-43-Ib: 1 × 7.7 mm Type 89 MG & 1 x 12.7 mm Type 1 MG

POWERPLANT
Engine
1 × Nakajima Ha-25
 Type & Displacement
14-cylinder air-cooled radial, 27.9 L
Horsepower (maximum)
950hp
Power/Weight Ratio
463.87 hp / ton *
Fuel Capacity
564 l (internal), 2x 170 l (external)

(*) with Loaded Weight

PERFORMANCES
Maximum Speed
495 km/h at 6000 m
 Cruise Speed
320 km/h at 4000 m
Stall Speed *
? km/h
 Service Ceiling
11750 m
Rate of Climb
? m/s
Range
1200 km

(*) vitesse de décrochage

Sources
Wikipédia -
-

 

Drawings

 

 

 

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