Mitsubishi J2M Raiden (雷電 “Thunderbolt”, allied code: “Jack”) was single seat fighter interceptor. Raiden was used by the Imperial Japanese Navy Air Service. Number built: ~572 – ~582 fighters. Engine: 14-cylinder radial piston engine Mitsubishi Kasei (variants: MK4C, MK4R, MK4Ra, MK4Ua).
Variants:
J2M1 – 9 prototypes
J2M2 model 11
J2M3 model 21
J2M4 Model 32
J2M5 model 33
J2M6 model 31
Design and Structure
- Type: Single-seat Interceptor Fighter
- Wings:
- Configuration: Low-wing cantilever monoplane with equal taper and dihedral from roots to rounded tips.
- Structure: One-piece wing integral with the forward fuselage section, all-metal with flush-riveted smooth stressed skin covering. Flaps are located between the ailerons and fuselage.
- Fuselage:
- Shape: Oval section, all-metal semi-monocoque structure with flush-riveted smooth stressed skin covering.
- Tail Unit:
- Type: Cantilever monoplane design with the tailplane and elevators positioned forward of the rudder hinge-line.
- Structure: All-metal framework with metal-covered fixed surfaces and fabric-covered rudder and elevators. All control surfaces include trim-tabs.
- Landing Gear:
- Type: Retractable, with main wheels and oleo legs retracting hydraulically inward into recesses on the underside of the wings. The aircraft also features a retractable tail-wheel.
Power Plant
- Engine: One Mitsubishi Kasei 23, a fourteen-cylinder, two-row radial air-cooled engine producing 1,850 hp, equipped with a two-speed supercharger and ejector exhaust stacks.
- Propeller: Four-blade Hamilton type constant-speed airscrew.
- Fuel: Protected fuel tanks in the wings with the option for auxiliary fuel tanks under the fuselage.
Accommodation
- Cockpit: Enclosed cockpit positioned over the trailing edge of the wing, with a sliding rear-view type canopy. The pilot is provided with armor for protection.
Armament
- Fuselage Armament: Two 7.7 mm machine guns, synchronized to fire through the airscrew.
- Wing Armament: Two 20 mm cannon, one in each wing outboard of the airscrew disc.
This aircraft is optimized for high-speed interception missions, featuring a powerful engine, streamlined design, and effective armament configuration for air-to-air combat.