| Family |
CFM56-5B |
|
| EASA ID |
3CM028 |
10IA011 |
| Aircraft Engine Manufacturer |
CFM International |
International Aero Engines |
| Aircraft Engine Type |
Turbofan |
Turbofan |
| Comment |
Airbus A318, A319, A320, A321 |
|
| Dry Weight (kg) |
2381 |
|
| Diameter (mm) |
1735 |
|
| Max Rotating Diameter (mm) |
1735 |
|
| Length (mm) |
2601 |
|
| Wikipedia Article (URL) |
en.wikipedia.org/wiki/CFM_International_CFM56 |
|
| Fuel |
Jet A |
Jet A |
| Fan Blades |
36 |
|
| Geared Fan |
No |
No |
| Low-Pressure Compressor Stages |
4 |
|
| High-Pressure Compressor Stages |
9 |
|
| Combustion Chamber |
|
Floatwall |
| High Pressure Compressor Stages |
1 |
|
| Low-Pressure Turbine Stages |
4 |
|
| Afterburner |
No |
No |
| Streams |
2 |
2 |
| Bypass Ratio |
6 |
4.9 |
| Overall Pressure Ratio |
24.64 |
25.7 |
| Maximum Takeoff Thrust (kN) |
104.53 |
102.5 |
| Hydrocarbon Take Off (g/kg fuel) |
0.2 |
0.03 |
| Hydrocarbon Climb Out (g/kg fuel) |
0.2 |
0.04 |
| Hydrocarbon Approach (g/kg fuel) |
0.6 |
0.07 |
| Hydrocarbon Idle (g/kg fuel) |
5.5 |
0.14 |
| Hydrocarbon Unitary Average (g/kN) |
8.61 |
0.4 |
| Hydrocarbon Unitary Characteristic (g/kN) |
13.3 |
0.5 |
| Hydrocarbon Unitary Characteristicto Regulatory (% of limit) |
67.9 |
2.5 |
| Hydrocarbon LTO (g) |
901 |
39 |
| Carbon Monoxide Take Off (g/kg fuel) |
0.9 |
0.43 |
| Carbon Monoxide Climb Out (g/kg fuel) |
1 |
0.44 |
| Carbon Monoxide Approach (g/kg fuel) |
2.9 |
2.55 |
| Carbon Monoxide Idle (g/kg fuel) |
27.7 |
12.49 |
| Carbon Monoxide Unitary Average (g/kN) |
43.27 |
27.1 |
| Carbon Monoxide Unitary Characteristic (g/kN) |
53.1 |
30.9 |
| Carbon Monoxide Unitary Characteristicto Regulatory (% of limit) |
45 |
26.2 |
| NOx Take Off (g/kg fuel) |
23.6 |
21.34 |
| NOx Climb Out (g/kg fuel) |
19.6 |
18.33 |
| NOx Approach (g/kg fuel) |
9.2 |
9.32 |
| NOx Idle (g/kg fuel) |
4 |
5.09 |
| NOx Unitary Average (g/kN) |
40.49 |
44.5 |
| NOx Unitary Characteristic (g/kN) |
46.9 |
49 |
| NOx Unitaryto Standard (% of limit) |
52.5 |
53.6 |
| NOx Unitaryto CAEP2 (% of limit) |
65.7 |
67 |
| NOx Unitaryto CAEP4 (% of limit) |
80.3 |
81.5 |
| NOx Unitaryto CAEP6 (% of limit) |
91.2 |
92.6 |
| NOx Unitaryto CAEP8 (% of limit) |
110.2 |
111.2 |
| NOx LTO (g) |
4232 |
4563 |
| Smoke Take Off (SN) |
5.4 |
7.3 |
| Smoke Climb Out (SN) |
2.2 |
8.1 |
| Smoke Approach (SN) |
0.3 |
3.2 |
| Smoke Idle (SN) |
0.6 |
1.7 |
| Smoke Max (SN) |
5.4 |
9.4 |
| Smoke Characteristic (SN) |
7 |
11.1 |
| Smoke Characteristicto Regulatory (% of limit) |
29.9 |
47.1 |
| Fuel Flow Take Off (kg/s) |
0.961 |
0.971 |
| Fuel Flow Climbout (kg/s) |
0.799 |
0.815 |
| Fuel Flow Approach (kg/s) |
0.275 |
0.31 |
| Fuel Flow Idle (kg/s) |
0.097 |
0.13 |
| Fuel LTO (kg) |
363 |
425 |
| Fuel Venting Compliant |
No |
Yes |
| Carbon Monoxide LTO (g) |
4525 |
2780 |
| Compressor Description |
1 fan, 4-stage LP, 9-stage HP |
|
| Emissions Data Status |
C |
C |
| Emissions Data Superseded |
|
Yes |
| Emissions Superseded By |
|
01P10IA019 |
| Engine Status |
Out of production |
Out of production |
| NOx Compliance Demonstration |
|
2.3.2 d) |
| Turbine Description |
1-stage HP, 4-stage LP |
|