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CF6: Powering widebody aircraft

The CF6, a two-shaft turbofan engine from GE Aerospace, is designed for medium- and long-haul widebody aircraft produced by Airbus and Boeing.
 

MTU’s involvement in the CF6

MTU has been a key risk- and revenue-sharing partner in the development and production of the CF6 since 1971. Starting with the CF6-50 engines, the company’s involvement has expanded over the years to encompass the entire CF6 family, which includes the CF6-6, CF6-80A, CF6-80C2, and CF6-80E models. This engine, one of the best-selling in its class, marked MTU’s entry into the commercial aviation market more than 50 years ago. MTU is responsible for manufacturing essential components such as sections of the turbine and compressor—over a million parts have been produced for these components to date.

This engine family has been in production for over 40 years, so the maintenance and spare parts business for it is becoming more important all the time. The CF6-80C2 is maintained at MTU Maintenance Hannover and MTU Maintenance Canada.

Technical Data

 

CF6-6

CF6-50

CF6-80C2

CF6-80E

Max. thrust

41,500 lbf

54,000 lbf

63,500 lbf

69,800 lbf

Bypass ratio

5.9:1

4.4:1

5.3:1

5.1:1

Pressure ratio

25:1

30:1

31.8:1

34.8:1

Length

15.7 ft

15.3 ft

14 ft

14 ft

Max. fan diameter

8.8 ft

8.8 ft

8.8 ft

9.5 ft

Weight

8,995 lbs

9,050 lbs

9,860 lbs

11,225 lbs

Facts

  • EIS: 1971 (CF6-6)
  • The CF6 is a two-shaft-turbofan engine in the thrust category 41.500–69.800 lbf
  • Active clearance control of low-pressure turbine
  • Digital control unit
  • On-condition maintenance
  • Manufactured single parts from MTU: > 1 million

MTU competencies

  • Manufacture of components of low-pressure compressor and high-pressure compressor and high-pressure turbine (all models)
  • Maintenance by MTU Maintenance Hannover and MTU Maintenance Canada and on-site service activities

    CF6-80C2
    Start year MRO: 1989 
    Shop visits (2023): > 2,100 
    Workscope: Engine MRO

Partners

  • GE Aerospace
  • Safran Aircraft Engines
  • GKN Aerospace
  • Avio Aero

Applications

CF6-6

CF6-50

CF6-80C2

CF6-80E

  • Boeing DC-10-10
  • Boeing 747
  • Boeing DC-10-15 
  • Boeing DC-10-30
  • Airbus A300
  • Airbus A300
  • Airbus A310
  • Boeing 767
  • Boeing MD-11
  • Boeing 747
  • C-5M Super Galaxy (military variant F138)
  • Airbus A330

Sales Contact

Andreas Kalina
Europe & Africa
Phone: +49 511 7806-2533
Andreas.Kalina@mtu.de
Phone: +49 511 7806-2533
Andreas.Kalina@mtu.de
Christoph Heck
South and North America
Phone: +49 511 7806-2621
Christoph.Heck@mtu.de
Phone: +49 511 7806-2621
Christoph.Heck@mtu.de
Jan Steenbock
Far East
Phone: +49 511 7806-4221
Jan.Steenbock@mtu.de
Phone: +49 511 7806-4221
Jan.Steenbock@mtu.de
Sami Ben-Kraiem
Middle East & Southeast Asia
Phone: +49 511 7806-4465
sami.ben-kraiem@mtu.de
Phone: +49 511 7806-4465
sami.ben-kraiem@mtu.de
AOG Hotline
Phone: +49 171 431 4333
Phone: +49 171 431 4333

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