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Yokosuka D4Y Suisei

Specifications

Type: Carrier based dive bomber
Origin: Yokosuka
Crew: One
Allied Code Name: Judy
Models: D4Y1 to D4Y4
First Flight: December 1940
Service Delivery: Autumn, 1942
Final Delivery: N/A
Production: 2,038

Powerplant:
D4Y1 Prototype:
    Model: Daimler-Benz DB600G
    Type: 12-Cylinder liquid-cooled inverted-vee
    Number: One      Horsepower: 980 hp

D4Y1:
    Model: Aichi Atsuta AEIA 32*
    Type: 12-Cylinder liquid-cooled inverted-vee
    Number: One      Horsepower: 1,200 hp
    *Licensed built Daimler-Benz DB601A

D4Y2:
    Model: Aichi Atsuta AEIP 32*
    Type: 12-Cylinder liquid-cooled inverted-vee
    Number: One      Horsepower: 1,400 hp
    *Licensed built Daimler-Benz DB601A

D4Y3:
    Model: Mitsubishi MK8P Kinsei
    Type: radial
    Number: One      Horsepower: 1,560 hp
  Dimensions:
Wing Span: 37 ft. 8¾ in. (11.50m)
Length: 33 ft. 6 in. (10.22m)
Height: 12 ft. 3 in. (3.74m)
Wing Area: 254.04 sq. ft. (23.60m²)

Weights:
Empty: 5,379 lb (2440 kg)
Loaded: 9,370 lb (4250 kg)

Performance:
Max. Speed: 342 mph (550 kph)
Service Ceiling: 35,105 ft. (10,700m)
Range: 910 miles (1465 km)

Armament:
D2Y2 (Typical)
Two 7.7mm machine guns firing forward.
One 7.92mm machine gun firing to the rear.

D2Y2a
Two 7.7mm machine guns firing forward.
One 13mm machine gun firing to the rear.

D2Y2-S
One 20mm cannon firing obliquely forward.

Payload:
D2Y2
Up to 1,765 lb. (800 kg) of bombs carried externally.


Sources:
The Complete Encyclopedia of World Aircraft, 1997, Barnes & Nobles Books, ISBN: 0 7607 0592 5

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