Yermolayev Yer-2

From Wikipedia, the free encyclopedia

Another way to transliterate the name is Ermolaev Er-2.

The Yermolayev Yer-2 was a Soviet bomber aircraft of World War II which took part in some nocturnal attacks on Berlin. It originated as a derivative of the Stal-7 ("Steel-7") transport designed by Bartini.

The Yer-2 was a gull-winged aircraft, with the engines and landing gear nacelles fitted at the crank in the wing; it had twin tailfins. Around 320 were built.

[edit] Variants

• Yer-2 production
• Yer-2-ACh-30B
• Yer-2-ACh-30BF
• Yer-2ON ("Osobogo Naznacheniya", "special purpose")
• Yer-2 carrier

[edit] Operators

• Soviet Union
  • Soviet Air Force

[edit] Specifications (Yer-2)

General characteristics

• Crew: three
• Length: 53 ft 3 in (16.23 m)
• Wingspan: 71 ft 0 in (21.65 m)
• Height: 15 ft 10 in (4.82 m)
• Wing area: 776 ft² (72.1 m²)
• Empty weight: lb (kg)
• Loaded weight: 26,455 lb (12,000 kg)
• Max takeoff weight: 29,674 lb (13,460 kg)
• Powerplant: 2× Klimov M-105 inlines, 1,100 hp (820 kW) each

Performance

• Maximum speed: 395 km/h (246 mph)
• Range: 4,100 km (2,556 miles)
• Service ceiling: 7,700 m (25,256 ft)
• Rate of climb: 330 m/min (1,082 ft/min)
• Wing loading: 34 lb/ft² (166 kg/m²)
• Power/mass: 0.14 kW/kg (0.08 hp/lb)

Armament

• 1× 12.7 mm machine guns
• 2× 7.62 mm machine guns
• 6,614 lb (3,000 kg) bombs

[edit] External links

• Yer-2 description on aviation.ru

[edit] Related content

Related development

Bartini Stal-7

 

Designation sequence

Yer-2 - Yer-4

 

 

The initial version of this article was based on material from aviation.ru. It has been released under the GFDL by the copyright holder.