| Family |
CFM56-5B |
|
| EASA ID |
3CM023 |
10IA016 |
| 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 |
5.7 |
4.6 |
| Overall Pressure Ratio |
30.47 |
32 |
| Maximum Takeoff Thrust (kN) |
133.45 |
133 |
| Hydrocarbon Take Off (g/kg fuel) |
0.1 |
0.02 |
| Hydrocarbon Climb Out (g/kg fuel) |
0.2 |
0.03 |
| Hydrocarbon Approach (g/kg fuel) |
0.5 |
0.06 |
| Hydrocarbon Idle (g/kg fuel) |
3.7 |
0.12 |
| Hydrocarbon Unitary Average (g/kN) |
5.29 |
0.3 |
| Hydrocarbon Unitary Characteristic (g/kN) |
8.2 |
0.4 |
| Hydrocarbon Unitary Characteristicto Regulatory (% of limit) |
41.8 |
1.9 |
| Hydrocarbon LTO (g) |
710 |
38 |
| Carbon Monoxide Take Off (g/kg fuel) |
0.9 |
0.39 |
| Carbon Monoxide Climb Out (g/kg fuel) |
0.9 |
0.41 |
| Carbon Monoxide Approach (g/kg fuel) |
2 |
1.65 |
| Carbon Monoxide Idle (g/kg fuel) |
19.8 |
10.45 |
| Carbon Monoxide Unitary Average (g/kN) |
28.05 |
19.5 |
| Carbon Monoxide Unitary Characteristic (g/kN) |
34.4 |
22.2 |
| Carbon Monoxide Unitary Characteristicto Regulatory (% of limit) |
29.2 |
18.8 |
| NOx Take Off (g/kg fuel) |
33 |
31.43 |
| NOx Climb Out (g/kg fuel) |
26.2 |
23.92 |
| NOx Approach (g/kg fuel) |
10.7 |
10.92 |
| NOx Idle (g/kg fuel) |
4.5 |
5.52 |
| NOx Unitary Average (g/kN) |
53.38 |
55.7 |
| NOx Unitary Characteristic (g/kN) |
61.9 |
61.3 |
| NOx Unitaryto Standard (% of limit) |
61.3 |
59 |
| NOx Unitaryto CAEP2 (% of limit) |
76.7 |
73.7 |
| NOx Unitaryto CAEP4 (% of limit) |
91.1 |
86.4 |
| NOx Unitaryto CAEP6 (% of limit) |
103.3 |
97.4 |
| NOx Unitaryto CAEP8 (% of limit) |
121.2 |
113.3 |
| NOx LTO (g) |
7112 |
7414 |
| Smoke Take Off (SN) |
4.9 |
3.7 |
| Smoke Climb Out (SN) |
5.2 |
6.6 |
| Smoke Approach (SN) |
0.2 |
5.7 |
| Smoke Idle (SN) |
0.5 |
1.4 |
| Smoke Max (SN) |
5.4 |
9.4 |
| Smoke Characteristic (SN) |
7 |
11.1 |
| Smoke Characteristicto Regulatory (% of limit) |
32 |
50.5 |
| Fuel Flow Take Off (kg/s) |
1.295 |
1.325 |
| Fuel Flow Climbout (kg/s) |
1.058 |
1.078 |
| Fuel Flow Approach (kg/s) |
0.345 |
0.387 |
| Fuel Flow Idle (kg/s) |
0.11 |
0.145 |
| Fuel LTO (kg) |
448 |
517 |
| Fuel Venting Compliant |
No |
Yes |
| Carbon Monoxide LTO (g) |
3738 |
2594 |
| Compressor Description |
1 fan, 4-stage LP, 9-stage HP |
|
| Emissions Data Status |
C |
C |
| Emissions Data Superseded |
|
Yes |
| Emissions Superseded By |
|
01P10IA024 |
| Engine Status |
Out of production |
Out of production |
| NOx Compliance Demonstration |
|
2.3.2 d) |
| Turbine Description |
1-stage HP, 4-stage LP |
|