Kuznetsov NK-25
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Template:Infobox Aircraft Engine
The Kuznetsov NK-25 is a turbofan aircraft engine made by the Soviet Kuznetsov Design Bureau and used in the Tupolev Tu-22M strategic bomber. One of the most powerful supersonic engines in service today, it is rated at Template:Cvt thrust. The three shaft engine was designed in the years 1972–1974.
Applications
Specifications (NK-25)
Data from motor-s.ru,[2] Otechestvennaya aviatsionno-kosmicheskaya tekhnika - SAMARSKIY NTK[1] and engine.aviaport.ru[3]
General characteristics
- Type: Three-spool low-bypass afterburning turbofan
- Length: Template:Cvt[2]
- Diameter: Template:Cvt[2] at the nozzle casing
- Dry weight: Template:Cvt[2]
Components
- Compressor: 3-stage LP, 5-stage IP and 7-stage HP[3]
- Combustors: Annular multi-nozzle combustion chamber[2]
- Turbine: 4-stage axial turbine[2]
Performance
- Maximum thrust:
- Template:Cvt[1] wet
- Template:Cvt[2] dry
- Overall pressure ratio: 25.9[3]
- Bypass ratio: 1.45[2]
- Air mass flow: Template:Cvt
- Turbine inlet temperature: Template:Cvt[3]
- Specific fuel consumption:
- Thrust-to-weight ratio: Template:Cvt
See also
Comparable engines
Related lists
References
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External links
- NK-25 on LeteckeMotory.cz (Czech)
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