JEROEN VOGELAAR: Aviation Photographs

Yakovlev Yak-11

Let C-11 (Yak-11) F-AZNN/14

The Yakovlev Yak-11 was a trainer aircraft used by the Soviet Air Force and other Soviet-influenced air forces from 1947 until 1962.

  • Role: Fighter
  • National origin: Russia
  • Manufacturer: Yakovlev
  • First flight: 10 November 1945
  • Introduction: 1946
  • Retired: 1962
  • Status: Privately owned, or in museums
  • Number built: 4.566

In total, Soviet production amounted to 3,859 aircraft between 1947 and 1955. with a further 707 licence-built by Let in Czechoslovakia as the C-11.

Military operators

  • Royal Afghan Air Force
  • Albanian Air Force
  • Algerian Air Force
  • National Air Force of Angola
  • Austrian Air Force
  • Bulgarian Air Force
  • China – People’s Liberation Army Air Force
  • Czechoslovak Air Force
  • East German Air Force
  • Egyptian Air Force
  • Iraqi Air Force
  • Hungarian Air Force
  • Mongolian People’s Air Force
  • North Korean Air Force
  • Polish Air Force
  • Romanian Air Force
  • Somali Air Corps
  • Soviet Air Force
  • DOSAAF
  • Syrian Air Force
  • Vietnam People’s Air Force
  • Yemen Air Force

Specifications (Yak-11)

General characteristics

  • Crew: Two – student and instructor
  • Length: 8.20 m (26 ft 10½ in)
  • Wingspan: 9.4 m (30 ft 10 in)
  • Height: 3.28 m (10 ft 5 in)
  • Wing area: 15.40 m² (166 ft²)
  • Empty weight: 1,900 kg (4,189 lb)
  • Loaded weight: kg (lb)
  • Max. takeoff weight: 2,440 kg (5,379 lb)
  • Powerplant: 1 × Shvetsov ASh-21 air-cooled radial piston engine, 521 kW (700 hp)

Performance

  • Maximum speed: 460 km/h (289 mph)
  • Cruise speed: 370 km/h (230 mph)
  • Range: 1250 km (795 miles)
  • Service ceiling: 7,100 m (23,295 ft)
  • Rate of climb: 8.1 m/s (1,600 ft/min)
  • Wing loading: 161 kg/m² (32.9 lb/ft²)
  • Power/mass: 0.17 kW/kg (0.10 hp/lb)

Armament

  • 1x nose-mounted machine gun, either 12.7 mm UBS or 7.62 mm ShKAS
  • up to 200 kg (440 lb) of bombs on two underwing racks