CFM56-7B20/3

Engine model
Manufacturer CFM International
Engine type Turbofan

Technical specifications

Design
Control system Dual FADEC
Fan blades
24
Fan stages
1
HP compressor stages
9
HP turbine stages
1
LP compressor stages
3
LP turbine stages
4
Dimensions
Fan diameter
1.55 m
5.09 ft
Height
1.83 m
6 ft
Length
2.51 m
8.23 ft
Width
2.12 m
6.96 ft
Performance
Bypass ratio
5.4:1
Pressure ratio
32.7:1
Rotation speeds
N1 RPM
5,175
N2 RPM
14,460
Thrust limits
Max. continuous thrust
86.3 kN
19,400 lbf
Max. takeoff thrust
91.6 kN
20,600 lbf
Weights
Dry weight
2,386 kg
5,260 lb

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