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          General
      Electric CF6
           | 
         
        
          | The
            Engine | 
           | 
          Specifications
            (CF6-50) | 
         
        
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          | The
            CF6 high-bypass turbofan was based on the TF39 and was
            designed to power the McDonnell Douglas DC-10 and Lockheed
            L-1011.  The DC-10 was launched with the CF6; however, the
            Lockheed went with the Rolls-Royce RB.211.
             In production since 1971, the CF6 is used to power
            many of today's large commercial aircraft.  The CF6 is known as
            the F103 by the U.S. military.  | 
           | 
          
            
                | Turbofan |  
                | single-stage fan |  
                | Compressor: 3-stage LP, 14-stage HP |  
                | Turbine: 4-stage LP, 2-stage HP |  
                | Mass flow: 1,300 lbs/sec |  
                | Pressure ratio: 29 - 30 |  
             
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          | Models | 
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          Used
            by | 
         
        
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                | CF6-6: 41,500 lb (185 kN) thrust |  
                | CF6-50: 51,500-54,000 lb (229-240 kN)
                thrust |  
                | CF6-80: 48,000-69,800 lb (213-310 kN)
                thrust |  
             
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            Websites | 
         
        
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             page updated 28 March 2003
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