| Family |
CFM56-5A |
CFM56-5B |
| EASA ID |
1CM009 |
2CM014 |
| Aircraft Engine Manufacturer |
CFM International |
CFM International |
| Aircraft Engine Type |
Turbofan |
Turbofan |
| Comment |
Airbus A319, A320 |
Airbus A318, A319, A320, A321 |
| Dry Weight (kg) |
2266 |
2381 |
| Diameter (mm) |
1735 |
1735 |
| Max Rotating Diameter (mm) |
1735 |
1735 |
| Length (mm) |
|
2601 |
| Wikipedia Article (URL) |
en.wikipedia.org/wiki/CFM_International_CFM56 |
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 |
| High Pressure Compressor Stages |
|
1 |
| Low-Pressure Turbine Stages |
|
4 |
| Afterburner |
No |
No |
| Streams |
2 |
2 |
| Bypass Ratio |
6 |
5.9 |
| Overall Pressure Ratio |
27.9 |
27.1 |
| Maximum Takeoff Thrust (kN) |
117.88 |
117.9 |
| Hydrocarbon Take Off (g/kg fuel) |
0.2 |
0.1 |
| Hydrocarbon Climb Out (g/kg fuel) |
0.2 |
0.1 |
| Hydrocarbon Approach (g/kg fuel) |
0.3 |
0.13 |
| Hydrocarbon Idle (g/kg fuel) |
1.3 |
3.87 |
| Hydrocarbon Unitary Average (g/kN) |
2.3 |
5.7 |
| Hydrocarbon Unitary Sigma (g/kN) |
0.5 |
0.4 |
| Hydrocarbon Unitary Range (g/kN) |
1.8-2.8 |
5.26-6.04 |
| Hydrocarbon Unitary Characteristic (g/kN) |
3.5 |
8.8 |
| Hydrocarbon Unitary Characteristicto Regulatory (% of limit) |
18.1 |
44.8 |
| Hydrocarbon LTO (g) |
268 |
674 |
| Carbon Monoxide Take Off (g/kg fuel) |
0.9 |
0.5 |
| Carbon Monoxide Climb Out (g/kg fuel) |
0.9 |
0.5 |
| Carbon Monoxide Approach (g/kg fuel) |
2.4 |
2.33 |
| Carbon Monoxide Idle (g/kg fuel) |
16.2 |
31.9 |
| Carbon Monoxide Unitary Average (g/kN) |
25.1 |
47.3 |
| Carbon Monoxide Unitary SD (g/kN) |
0.6 |
0.38 |
| Carbon Monoxide Unitary Range (g/kN) |
24.2-25.5 |
47-47.7 |
| Carbon Monoxide Unitary Characteristic (g/kN) |
30.8 |
58.1 |
| Carbon Monoxide Unitary Characteristicto Regulatory (% of limit) |
26.1 |
49.2 |
| NOx Take Off (g/kg fuel) |
26.4 |
28.7 |
| NOx Climb Out (g/kg fuel) |
21.1 |
23.3 |
| NOx Approach (g/kg fuel) |
8.3 |
10 |
| NOx Idle (g/kg fuel) |
4.1 |
4.3 |
| NOx Unitary Average (g/kN) |
43.4 |
49.7 |
| NOx Unitary SD (g/kN) |
0.7 |
0.5 |
| NOx Unitary Range (g/kN) |
42.7-44.2 |
49.3-50.2 |
| NOx Unitary Characteristic (g/kN) |
50.3 |
57.6 |
| NOx Unitaryto Standard (% of limit) |
52.5 |
61.1 |
| NOx Unitaryto CAEP2 (% of limit) |
65.6 |
76.4 |
| NOx Unitaryto CAEP4 (% of limit) |
79 |
92.4 |
| NOx Unitaryto CAEP6 (% of limit) |
89.8 |
105 |
| NOx Unitaryto CAEP8 (% of limit) |
106.7 |
125.1 |
| NOx LTO (g) |
5110 |
5861 |
| Smoke Take Off (SN) |
16.8 |
10 |
| Smoke Climb Out (SN) |
14.6 |
11.7 |
| Smoke Approach (SN) |
4.8 |
0 |
| Smoke Idle (SN) |
2.7 |
0 |
| Smoke Max (SN) |
16.8 |
11.7 |
| Smoke Sigma (SN) |
2 |
1.3 |
| Smoke Range (SN) |
14.6-18.8 |
10.2-12.7 |
| Smoke Characteristic (SN) |
21.6 |
15.1 |
| Smoke Characteristicto Regulatory (% of limit) |
95.6 |
66.7 |
| Fuel Flow Take Off (kg/s) |
1.131 |
1.166 |
| Fuel Flow Climbout (kg/s) |
0.925 |
0.961 |
| Fuel Flow Approach (kg/s) |
0.307 |
0.326 |
| Fuel Flow Idle (kg/s) |
0.1044 |
0.107 |
| Fuel LTO (kg) |
406 |
421 |
| Fuel Venting Compliant |
No |
No |
| Carbon Monoxide LTO (g) |
2968 |
5595 |
| Compressor Description |
|
1 fan, 4-stage LP, 9-stage HP |
| Emissions Data Status |
C |
C |
| Engine Status |
Out of production |
Out of production |
| Turbine Description |
|
1-stage HP, 4-stage LP |