Samiksha Jaiswal (Editor)

Grigorovich I 2

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Top speed
  
235 km/h

Length
  
7.32 m

Wingspan
  
11 m

First flight
  
November 4, 1924

Grigorovich I-2 httpsuploadwikimediaorgwikipediaenthumba

Designer
  
Dmitry Pavlovich Grigorovich

The Grigorovich I-2 was a biplane fighter aircraft of the Soviet Union, the first indigenous fighter to enter service in substantial numbers. Developed from the Grigorovich I-1, it first flew on 4 November 1924, piloted by A.I. Zhukov. The M-5 engine was a Soviet copy of the Liberty L-12.

Contents

Production of the redesigned I-2bis was 211 aircraft. Production was performed by Aviation Repair Plant No.3 in Smolensk.

Operators

 Soviet Union
  • Soviet Air Forces
  • Specifications (I-2bis)

    General characteristics

  • Crew: One, pilot
  • Length: 7.32 m (24 ft 0 in)
  • Wingspan: 10.80 m (35 ft 5 in)
  • Height: 3.00 m (9 ft 10 in)
  • Wing area: 23.4 m² (252 ft²)
  • Empty weight: 1,152 kg (2,540 lb)
  • Loaded weight: 1,575 kg (3,472 lb)
  • Powerplant: 1 × M-5 water-cooled 45-degree V12 engine, 298 kW (400 hp)
  • Performance

  • Maximum speed: 235 km/h (147 mph)
  • Range: 600 km (374 miles)
  • Service ceiling: 5,340 m (17,515 ft)
  • Rate of climb: 420 m/min (1,377 ft/min)
  • Wing loading: 67 kg/m² (14 lb/ft²)
  • Power/mass: 0.19 kW/kg (0.12 hp/lb)
  • Armament

  • 2 × 7.62 mm PV-1 machine guns
  • References

    Grigorovich I-2 Wikipedia