CFM56-5B4/3
Maximum Takeoff Thrust
120.1 kN
Bypass Ratio
5.7
Overall Pressure Ratio
27.3
Diameter
1735 mm
Length
2601 mm
Dry Weight
2381 kg
Fuel Flow Take Off
1.142 kg/s
NOx Unitaryto CAEP8
85.9 % of limit
Architecture
| Fan | Fan Stages — | Fan Blades 36 | Fan Technology — | Fan Pressure Ratio — |
|---|---|---|---|---|
| Gearbox | Geared Fan No | Gear — | Reduction Ratio — | |
| LP compressor | Low-Pressure Compressor Stages 4 | 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 9 | High-Pressure Compressor Technology — | HP Compressor Pressure Ratio — | |
| Combustor | Combustion Chamber Tech Insertion | |||
| HP turbine | High Pressure Compressor Stages 1 | High-Pressure Turbine Technology — | ||
| IP turbine | Intermediary-Pressure Turbine Stages — | Intermediary-Pressure Turbine Technology — | ||
| LP turbine | Low-Pressure Turbine Stages 4 | Low-Pressure Turbine Technology — | ||
| Whole engine | Streams 2 | Bypass Ratio 5.7 | Overall Pressure Ratio 27.3 | Afterburner No |
Pictures
CFM56-5B
| 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 |
|---|---|---|---|---|---|---|---|---|
| CFM56-5B8/P | 94.7 | 5.9 | 22.6 | 0.875 | 3358 | 103.3 | 5.4 | 7CM048 |
| CFM56-5B8/3 | 96.1 | 6 | 22.7 | 0.875 | 2950 | 81.6 | 9.7 | 01P08CM109 |
| CFM56-5B5/P | 97.89 | 5.9 | 23.33 | 0.891 | 3732 | 108.8 | 5.4 | 3CM027 |
| CFM56-5B5/3 | 97.9 | 6 | 23.1 | 0.894 | 3047 | 81.7 | 9.7 | 01P08CM106 |
| CFM56-5B9/2P | 102.2 | 5.9 | 24.4 | 0.961 | 2754 | 69.9 | 6.6 | 7CM050 |
| CFM56-5B9/P | 102.2 | 5.9 | 24 | 0.954 | 3875 | 105.4 | 5.4 | 7CM049 |
| CFM56-5B9/3 | 103.6 | 5.9 | 24.2 | 0.956 | 3377 | 82.2 | 11.2 | 01P08CM110 |
| CFM56-5B6/2 | 104.5 | 5.7 | 24.8 | 0.998 | 3158 | 74.1 | 3.7 | 2CM019 |
| CFM56-5B6/2P | 104.5 | 6 | 24.6 | 0.97 | 3020 | 74.6 | 6.7 | 3CM022 |
| CFM56-5B6/3 | 104.5 | 5.9 | 24.3 | 0.965 | 3363 | 82.7 | 11.3 | 01P08CM107 |
| CFM56-5B6/P | 104.53 | 6 | 24.64 | 0.961 | 4232 | 110.2 | 5.4 | 3CM028 |
| CFM56-5B4 | 117.9 | 5.9 | 27.1 | 1.166 | 5861 | 125.1 | 11.7 | 2CM014 |
| CFM56-5B4/2 | 117.9 | 5.7 | 27.1 | 1.18 | 3783 | 75.2 | 4.75 | 2CM018 |
| CFM56-5B4/2P | 120.1 | 5.9 | 27.7 | 1.14 | 3847 | 74.4 | 2 | 3CM021 |
| CFM56-5B4/3 | 120.1 | 5.7 | 27.3 | 1.142 | 4511 | 85.9 | 13.4 | 01P08CM105 |
| CFM56-5B7/3 | 120.1 | 5.7 | 27.3 | 1.142 | 4511 | 85.9 | 13.4 | 01P08CM108 |
| CFM56-5B4/P | 120.11 | 5.9 | 27.69 | 1.132 | 5641 | 116.5 | 5.4 | 3CM026 |
| CFM56-5B7/P | 120.11 | 5.9 | 27.69 | 1.132 | 5641 | 116.5 | 5.4 | 6CM044 |
| CFM56-5B1/3 | 133.4 | 5.5 | 30.2 | 1.318 | 5749 | 90.3 | 14.9 | 01P08CM102 |
| CFM56-5B1 | 133.45 | 5.7 | 30.2 | 1.359 | 7783 | 134 | 10.5 | 2CM012 |
| CFM56-5B1/2 | 133.45 | 5.7 | 30.2 | 1.345 | 5314 | 86.7 | 4.75 | 2CM016 |
| CFM56-5B1/P | 133.45 | 5.7 | 30.47 | 1.295 | 7112 | 121.2 | 5.4 | 3CM023 |
| CFM56-5B1/2P | 133.5 | 5.7 | 30.5 | 1.32 | 5024 | 81.6 | 2.1 | 3CM020 |
| CFM56-5B2 | 137.9 | 5.6 | 31.3 | 1.426 | 8485 | 135.2 | 10.1 | 2CM013 |
| CFM56-5B2/2 | 137.9 | 5.7 | 31.2 | 1.406 | 5756 | 87.6 | 4.75 | 2CM017 |
| CFM56-5B2/2P | 137.9 | 5.6 | 31.6 | 1.39 | 5844 | 86.8 | 2.15 | 4CM037 |
| CFM56-5B2/3 | 137.9 | 5.5 | 31.3 | 1.385 | 6268 | 91.4 | 15.5 | 01P08CM103 |
| CFM56-5B2/P | 137.9 | 5.6 | 31.57 | 1.361 | 7723 | 121.9 | 5.4 | 3CM024 |
| CFM56-5B3/3 | 142.3 | 5.4 | 32.6 | 1.462 | 6875 | 92.6 | 16 | 01P08CM104 |
| CFM56-5B3/P | 142.35 | 5.6 | 32.78 | 1.43 | 8360 | 122.5 | 5.4 | 3CM025 |
| CFM56-5B3/2P | 142.4 | 5.6 | 32.8 | 1.47 | 6420 | 88.7 | 2.25 | 4CM038 |
Airplanes
| Name | Model | Aircraft Engine | Number of Engines | Length (m) | Flat Wing Span (m) | Two Class Typical Seating | Max Seating |
|---|---|---|---|---|---|---|---|
| A318-111 | A318 | CFM56-5B8/P | 2 | 31.44 | 34.1 | 107 | 136 |
| A318-112 | A318 | CFM56-5B9/P | 2 | 31.44 | 34.1 | 107 | 136 |
| A319-111 | A319 | CFM56-5B5/P | 2 | 33.84 | 35.8 | 124 | 160 |
| A319-112 | A319 | CFM56-5B6/P | 2 | 33.84 | 35.8 | 124 | 160 |
| A319-115 | A319 | CFM56-5B7/P | 2 | 33.84 | 35.8 | 124 | 160 |
| A320-214 | A320 | CFM56-5B4/3 | 2 | 37.57 | 35.8 | 150 | 180 |
| A320-215 | A320 | CFM56-5B5/3 | 2 | 37.57 | 35.8 | 150 | 180 |
| A320-216 | A320 | CFM56-5B6/3 | 2 | 37.57 | 35.8 | 150 | 180 |
| A321-111 | A321 | CFM56-5B1/P | 2 | 44.51 | 35.8 | 185 | 236 |
| A321-112 | A321 | CFM56-5B2/P | 2 | 44.51 | 35.8 | 185 | 236 |
| A321-211 | A321 | CFM56-5B3/P | 2 | 44.51 | 35.8 | 185 | 236 |
| A321-212 | A321 | CFM56-5B1/3 | 2 | 44.51 | 35.8 | 185 | 236 |
| A321-213 | A321 | CFM56-5B2/3 | 2 | 44.51 | 35.8 | 185 | 236 |
Similar reaction turbines
| Name | Family | Aircraft Engine Manufacturer | Maximum Takeoff Thrust (kN) | Bypass Ratio | Overall Pressure Ratio | |
|---|---|---|---|---|---|---|
| CFM56-5A3 | CFM56-5A | CFM International | 117.88 | 6 | 27.9 | Compare |
| CFM56-7B27/3 | CFM56-7B | CFM International | 121.4 | 5.1 | 29 | Compare |
| CFM56-5-A1 | CFM International | 111.2 | 6 | 26.6 | Compare | |
| Progress D-27 | Ivchenko-Progress ZMKB | 119 | Compare | |||
| V2500-A1 | International Aero Engines | 111.2 | 5.3 | 29.8 | Compare | |
| V2528-D5 | International Aero Engines | 124.5 | 4.66 | 30 | Compare |
All data (97 fields)
- Name
- CFM56-5B4/3
- Family
- CFM56-5B
- EASA ID
- 01P08CM105
- Aircraft Engine Manufacturer
- CFM International
- Aircraft Engine Type
- 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
- Fan Blades
- 36
- Geared Fan
- No
- Low-Pressure Compressor Stages
- 4
- High-Pressure Compressor Stages
- 9
- Combustion Chamber
- Tech Insertion
- High Pressure Compressor Stages
- 1
- Low-Pressure Turbine Stages
- 4
- Afterburner
- No
- Streams
- 2
- Bypass Ratio
- 5.7
- Overall Pressure Ratio
- 27.3
- Maximum Takeoff Thrust (kN)
- 120.1
- Hydrocarbon Take Off (g/kg fuel)
- 0.02
- Hydrocarbon Climb Out (g/kg fuel)
- 0.02
- Hydrocarbon Approach (g/kg fuel)
- 0.05
- Hydrocarbon Idle (g/kg fuel)
- 1.92
- Hydrocarbon Unitary Average (g/kN)
- 2.61
- Hydrocarbon Unitary Sigma (g/kN)
- 0.36
- Hydrocarbon Unitary Range (g/kN)
- 2.21-2.93
- Hydrocarbon Unitary Characteristic (g/kN)
- 3.05
- Hydrocarbon Unitary Characteristicto Regulatory (% of limit)
- 15.6
- Hydrocarbon LTO (g)
- 314
- Carbon Monoxide Take Off (g/kg fuel)
- 0.25
- Carbon Monoxide Climb Out (g/kg fuel)
- 0.16
- Carbon Monoxide Approach (g/kg fuel)
- 3.24
- Carbon Monoxide Idle (g/kg fuel)
- 32.07
- Carbon Monoxide Unitary Average (g/kN)
- 44.84
- Carbon Monoxide Unitary SD (g/kN)
- 2.4
- Carbon Monoxide Unitary Range (g/kN)
- 42-46.6
- Carbon Monoxide Unitary Characteristic (g/kN)
- 48.5
- Carbon Monoxide Unitary Characteristicto Regulatory (% of limit)
- 41.1
- NOx Take Off (g/kg fuel)
- 21.57
- NOx Climb Out (g/kg fuel)
- 17.23
- NOx Approach (g/kg fuel)
- 8.85
- NOx Idle (g/kg fuel)
- 4.22
- NOx Unitary Average (g/kN)
- 37.56
- NOx Unitary SD (g/kN)
- 1.1
- NOx Unitary Range (g/kN)
- 36.6-38.8
- NOx Unitary Characteristic (g/kN)
- 39.8
- NOx Unitaryto Standard (% of limit)
- 42.1
- NOx Unitaryto CAEP2 (% of limit)
- 52.6
- NOx Unitaryto CAEP4 (% of limit)
- 63.5
- NOx Unitaryto CAEP6 (% of limit)
- 72.2
- NOx Unitaryto CAEP8 (% of limit)
- 85.9
- NOx LTO (g)
- 4511
- Smoke Take Off (SN)
- 13.4
- Smoke Climb Out (SN)
- 9.9
- Smoke Approach (SN)
- 2.1
- Smoke Idle (SN)
- 2.1
- Smoke Max (SN)
- 13.4
- Smoke Sigma (SN)
- 4.5
- Smoke Range (SN)
- 8.4-16.9
- Smoke Characteristic (SN)
- 14.7
- Smoke Characteristicto Regulatory (% of limit)
- 65.3
- Fuel Flow Take Off (kg/s)
- 1.142
- Fuel Flow Climbout (kg/s)
- 0.939
- Fuel Flow Approach (kg/s)
- 0.316
- Fuel Flow Idle (kg/s)
- 0.102
- Fuel LTO (kg)
- 407
- Fuel Venting Compliant
- Yes
- Carbon Monoxide LTO (g)
- 5386
- Compressor Description
- 1 fan, 4-stage LP, 9-stage HP
- Emissions Data Status
- C
- Engine Status
- Out of production
- NOx Compliance Demonstration
- 2.3.2 e)
- nvPME Imass Approach (mg/kg)
- 1.47
- nvPME Imass Climb Out (mg/kg)
- 41.4
- nvPME Imass Idle (mg/kg)
- 0.77
- nvPME Imass Max (mg/kg)
- 61.3
- nvPME Imass Take Off (mg/kg)
- 61.3
- nvPME Inum Approach (#/kg)
- 61800000000000
- nvPME Inum Climb Out (#/kg)
- 433000000000000
- nvPME Inum Idle (#/kg)
- 31800000000000
- nvPME Inum Max (#/kg)
- 433000000000000
- nvPME Inum Take Off (#/kg)
- 416000000000000
- nvPMLTO Mass (mg)
- 8304
- nvPMLTO Mass Per Thrust (mg/kN)
- 96.1
- nvPMLTO Mass To CAEP11 (% of limit)
- 22.8
- nvPMLTO Number (#)
- 83400000000000000
- nvPMLTO Number Per Thrust (#/kN)
- 965000000000000
- nvPMLTO Number To CAEP11 (% of limit)
- 18.6
- nvPM Mass Concentration Characteristic (mg/m³)
- 1918
- nvPM Mass Concentration Max (mg/m³)
- 1490
- nvPM Mass Concentration To CAEP10 (% of limit)
- 31.8
- Turbine Description
- 1-stage HP, 4-stage LP