CFM56-2A series

Turbofan · Family: CFM56-2 · CFM International
Maximum Takeoff Thrust
106.76 kN
Bypass Ratio
6
Overall Pressure Ratio
25.2
Diameter
1735 mm
Dry Weight
2186 kg
Fuel Flow Take Off
1.114 kg/s
NOx Unitaryto CAEP8
114.4 % of limit

Architecture

Fan Fan Stages — Fan Blades — Fan Technology — Fan Pressure Ratio —
Gearbox Geared Fan No Gear — Reduction Ratio —
LP compressor Low-Pressure Compressor Stages — Low-Pressure Compressor Technology — BP Compressor Pressure Ratio —
IP compressor Intermediary-Pressure Compressor Stages — Intermediary-Pressure Compressor Technology — IP Compressor Pressure Ratio —
HP compressor High-Pressure Compressor Stages — High-Pressure Compressor Technology — HP Compressor Pressure Ratio —
Combustor Combustion Chamber —
HP turbine High Pressure Compressor Stages — High-Pressure Turbine Technology —
IP turbine Intermediary-Pressure Turbine Stages — Intermediary-Pressure Turbine Technology —
LP turbine Low-Pressure Turbine Stages — Low-Pressure Turbine Technology —
Whole engine Streams 2 Bypass Ratio 6 Overall Pressure Ratio 25.2 Afterburner No

Pictures

No pictures yet for this family.

CFM56-2

Name Maximum Takeoff Thrust (kN) Bypass Ratio Overall Pressure Ratio Fuel Flow Take Off (kg/s) NOx LTO (g) NOx Unitaryto CAEP8 (% of limit) Smoke Max (SN) EASA ID
CFM56-2-C5 97.86 6 23.5 0.985 3906 113 6 1CM003
CFM56-2B-1 97.86 6 23.5 0.985 3906 113 6 1CM002
CFM56-2A series 106.76 6 25.2 1.114 4571 114.4 7.9 1CM001

Similar reaction turbines

Name Family Aircraft Engine Manufacturer Maximum Takeoff Thrust (kN) Bypass Ratio Overall Pressure Ratio
CFM56-5A5 CFM56-5A CFM International 104.53 6 25.1 Compare
CFM56-5B6/P CFM56-5B CFM International 104.53 6 24.64 Compare
CFM56-5-A1 CFM International 111.2 6 26.6 Compare
CFM56-7B24/3 CFM56-7B CFM International 107.6 5.3 25.6 Compare
CFM56-3C-1 CFM56-3 CFM International 104.6 5.1 25.5 Compare
V2500-A1 International Aero Engines 111.2 5.3 29.8 Compare
All data (68 fields)
Name
CFM56-2A series
Family
CFM56-2
EASA ID
1CM001
Aircraft Engine Manufacturer
CFM International
Aircraft Engine Type
Turbofan
Comment
DC-8-70, KC-135R, E-3, E-6
Dry Weight (kg)
2186
Diameter (mm)
1735
Max Rotating Diameter (mm)
1735
Wikipedia Article (URL)
en.wikipedia.org/wiki/CFM_International_CFM56
Fuel
Jet A
Geared Fan
No
Afterburner
No
Streams
2
Bypass Ratio
6
Overall Pressure Ratio
25.2
Maximum Takeoff Thrust (kN)
106.76
Hydrocarbon Take Off (g/kg fuel)
0.04
Hydrocarbon Climb Out (g/kg fuel)
0.04
Hydrocarbon Approach (g/kg fuel)
0.08
Hydrocarbon Idle (g/kg fuel)
1.13
Hydrocarbon Unitary Average (g/kN)
2.26
Hydrocarbon Unitary Sigma (g/kN)
0.41
Hydrocarbon Unitary Range (g/kN)
1.82-2.63
Hydrocarbon Unitary Characteristic (g/kN)
3.5
Hydrocarbon Unitary Characteristicto Regulatory (% of limit)
17.8
Hydrocarbon LTO (g)
242
Carbon Monoxide Take Off (g/kg fuel)
0.9
Carbon Monoxide Climb Out (g/kg fuel)
0.9
Carbon Monoxide Approach (g/kg fuel)
3.4
Carbon Monoxide Idle (g/kg fuel)
23.5
Carbon Monoxide Unitary Average (g/kN)
48.5
Carbon Monoxide Unitary SD (g/kN)
2.5
Carbon Monoxide Unitary Range (g/kN)
47-51.4
Carbon Monoxide Unitary Characteristic (g/kN)
59.5
Carbon Monoxide Unitary Characteristicto Regulatory (% of limit)
50.5
NOx Take Off (g/kg fuel)
20.4
NOx Climb Out (g/kg fuel)
17.3
NOx Approach (g/kg fuel)
8.7
NOx Idle (g/kg fuel)
4.3
NOx Unitary Average (g/kN)
42.8
NOx Unitary SD (g/kN)
0.8
NOx Unitary Range (g/kN)
42.3-43.7
NOx Unitary Characteristic (g/kN)
49.6
NOx Unitaryto Standard (% of limit)
54.9
NOx Unitaryto CAEP2 (% of limit)
68.6
NOx Unitaryto CAEP4 (% of limit)
83.6
NOx Unitaryto CAEP6 (% of limit)
95
NOx Unitaryto CAEP8 (% of limit)
114.4
NOx LTO (g)
4571
Smoke Take Off (SN)
7.9
Smoke Climb Out (SN)
4.2
Smoke Approach (SN)
2.5
Smoke Idle (SN)
2
Smoke Max (SN)
7.9
Smoke Sigma (SN)
0.6
Smoke Range (SN)
7.3-8.5
Smoke Characteristic (SN)
10.2
Smoke Characteristicto Regulatory (% of limit)
43.7
Fuel Flow Take Off (kg/s)
1.114
Fuel Flow Climbout (kg/s)
0.911
Fuel Flow Approach (kg/s)
0.318
Fuel Flow Idle (kg/s)
0.13
Fuel LTO (kg)
446
Fuel Venting Compliant
No
Carbon Monoxide LTO (g)
5176
Emissions Data Status
C
Engine Status
Out of production