Kuznetsov NK-8

From Wikipedia, the free encyclopedia
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

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-8-4
  • NK-8-2
  • NK-8-2U


Specifications (NK-8-2)

Data from Jane's.[1]

General characteristics

  • Type: Two-shaft turbofan
  • Length: 4,762 mm (187.48 in)
  • Diameter: 1,442 mm (56.8 in)
  • Dry weight: 2,100 kg (4,629 lb)


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


See also

Related development
Comparable engines
Related lists



  1. ^ Taylor 1982, p. 752.


  • Taylor, John W.R. Jane's All the World's Aircraft 1982-83., London, Jane's Publishing Company Ltd, 1982. ISBN 0 7106-0748-2.

External links

  • NK-8 on LeteckeMotory.cz - NK-8 (cs)
Retrieved from "https://en.wikipedia.org/w/index.php?title=Kuznetsov_NK-8&oldid=817988560"
This content was retrieved from Wikipedia : http://en.wikipedia.org/wiki/Kuznetsov_NK-8
This page is based on the copyrighted Wikipedia article "Kuznetsov NK-8"; it is used under the Creative Commons Attribution-ShareAlike 3.0 Unported License (CC-BY-SA). You may redistribute it, verbatim or modified, providing that you comply with the terms of the CC-BY-SA