Nakajima Ki-84-Ia Hayate (Frank) Technical Specifications
Service Year: 1944
Type: Fighter Aircraft
National Origin: Imperial Japan
Manufacturer(s): Nakajima - Japan
Production Total: 3,500
Structural (Crew Space, Dimensions and Weights)
Operating Crew (Typical): 1
Overall Length: 32.55 feet (9.92 meters)
Overall Width: 36.88 feet (11.24 meters)
Overall Height: 11.12 feet (3.39 meters)
Weight (Empty): 5,864 lb (2,660 kg)
Weight (MTOW): 8,576 lb (3,890 kg)
Installed Power and Standard Day Performance
Propulsion: 1 x Nakajima Ha-45 radial piston engine developing 1,800 horsepower.
Maximum Speed: 392 mph (631 kph; 341 knots)
Maximum Range: 1,053 miles (1,695 km)
Service Ceiling: 34,449 feet (10,500 meters; 6.52 miles)
Rate-of-Climb: 2,780 feet-per-minute (847 m/min)
Armament / Mission Payload
2 x 12.7mm Ho-103 machine guns in fuselage nose
2 x 20mm Ho-5 cannons in wings
2 x 551lb bombs under wings
Global Operators / Customers
Model Variants (Including Prototypes)
Ki-84-I - Base Series Designation
Ki-84-Ia - Fitted with Nakajima Ha-45 radial piston engine of 1,800hp; 2 x 12.7mm machine guns in nose and 2 x 20mm cannons in wings.
Ki-84-Ic - Converted Dedicated "Bomber Destroyer" Variant; fitted with 2 x 20mm nose cannon (in place of the standard 12.7mm machine guns) and 2 x 30mm wing cannons.
Ki-116 - Final Production Series Model; based on the Ki-84-Ia model.