Kuznetsov NK-8

The NK-8 was a low-bypass turbofan engine built by the Kuznetsov Design Bureau, in the 90 kN (20,000 lbf) thrust class. It powered production models of the Ilyushin Il-62 and the Tupolev Tu-154A and B models.

NK-8
Ein Teil des Flugzeuges IL-62..2H1A7846WI.jpg
Type Turbofan
National origin Soviet Union
Manufacturer Kuznetsov Design Bureau
First run 1961
Major applications Ilyushin Il-62
Tupolev Tu-154
Developed into Kuznetsov NK-86
Kuznetsov NK-144

VariantsEdit

NK-8-2
93.2 kN (20,950 lbf) (Tupolev Tu-154)
NK-8-2U
NK-8-4
103.0 kN (23,150 lbf) (Ilyushin Il-62)

ApplicationsEdit

Specifications (NK-8-2)Edit

 
An installed NK-8

Data from Jane's all the World's Aircraft 1982–83.[1]

General characteristics

  • Type: Two-shaft turbofan
  • Length: 4,762 mm (187.5 in)
  • Diameter: 1,442 mm (56.8 in)
  • Dry weight: 2,100 kg (4,600 lb)

Components

  • Compressor: Two stage axial fan, two-stage IP compressor, six-stage HP compressor
  • Combustors: Annular (139 burners)
  • Turbine: Single-stage HP turbine, two-stage LP turbine
  • Fuel type: Avtur
  • Oil system: Pressure feed

Performance

See alsoEdit

Related development

Comparable engines

Related lists

ReferencesEdit

  1. ^ Taylor, John W.R., ed. (1983). Jane's all the World's Aircraft 1982–83. London: Jane's Publishing Company. p. 752. ISBN 978-0-7106-0748-5.

External linksEdit