Mitsubishi 2MR

The Mitsubishi 2MR was a Japanese carrier-based reconnaissance aircraft of the 1920s, also known as the Navy Type 10 Carrier Reconnaissance Aircraft or the C1M in the Navy’s short designation scheme.

Designed for Mitsubishi by the British aircraft designer Herbert Smith, the 2MR was used by the Imperial Japanese Navy through the 1920s and 1930s.

Variants

2MR1

Initial version, Navy designation Type 10-1.

Fitted with car type honeycomb radiator at front of engine.

2MR2

Revised version, with original car type radiator replaced by Lamblin radiator beneath fuselage and relocated pilot’s seat, Type 10-2.

2MR3

Increased tail area, radiator moved forward.

2MR4

Definitive carrier reconnaissance version.

Rounded wingtips and re-located pilot’s seat.

Karigane

Improved prototype of 1928 for reconnaissance aircraft for both Navy and Army.

One only built.

2MRT1

Intermediate trainer version of 2MR1.

2MRT1A

Intermediate trainer, revised tail surfaces.

2MRT2

Intermediate trainer version of 2MR2.

2MRT2A

Trainer version of 2MR3.

2MRT3

Further revised intermediate trainer.

Radiators relocated under wings.

2MRT3A

Final Trainer version.

Fitted with night flying equipment and floatation gear.

R-1.2 Trainer

Civil trainer conversion of Type 10-1.

R-2.2 Trainer

Civil trainer conversion of Type 10-2.

Mitsubishi R-4

Conversion of 2MR4 for civil survey operations with enclosed cockpit.

Two converted.

2MR7

Short-range reconnaissance biplane for Japanese Army – based on 2MR and B2M

2MR8

Parasol monoplane reconnaissance aircraft for Army – unrelated to the 2MR biplane.

Specifications

Crew

2

Length

7.93 m (26 ft 0 in)

Wingspan

12.04 m (39 ft 6 in)

1x 12.75 m (42 ft) (2MR8)

Wing area

37.7 m2 (406 sq ft)

Empty weight

980 kg (2,161 lb)

Gross weight

1,320 kg (2,910 lb)

1,770 kg (3,902 lb) (2MR8)

Powerplant

1 × Mitsubishi Hi V-8 water-cooled piston engine, 224 kW (300 hp)

1x 354 kW (475 hp) Mitsubishi Army Type 92 400hp Air Cooled Radial (2MR8)

Performance

Maximum speed

204 km/h (127 mph, 110 kn)

220 km/h (140 mph; 120 kn) (2MR8)

Endurance

3½ hours

Time to altitude

3,000 m (9,843 ft) in 17 minutes

Wing loading

35 kg/m2 (7.2 lb/sq ft)

Power/mass

0.17 kW/kg (0.10 hp/lb)

Armament

Guns

2 fixed forward firing 7.7 mm machine guns

&

two flexibly mounted 7.7 mm machine guns in observers cockpit

Bombs

3x 30 kg (66 lb) bombs.

 

 

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