| PW1127G-JM ✕ | LEAP-1A26/26E1 ✕ | |
|---|---|---|
| Family | LEAP-1A | |
| EASA ID | 18PW122 | 17CM082 |
| Aircraft Engine Manufacturer | Pratt & Whitney | CFM International |
| Aircraft Engine Type | Turbofan | Turbofan |
| Comment | Airbus A320neo family | |
| Full Weight (kg) | 3153 | |
| Diameter (mm) | 1981 | |
| Max Rotating Diameter (mm) | 1981 | |
| Length (mm) | 3328 | |
| Height (mm) | 2362 | |
| Width (mm) | 2543 | |
| Wikipedia Article (URL) | en.wikipedia.org/wiki/CFM_International_LEAP | |
| Fuel | Jet A | Jet A |
| Fan Blades | 18 | |
| Geared Fan | Yes | No |
| Low-Pressure Compressor Stages | 3 | |
| High-Pressure Compressor Stages | 10 | |
| Combustion Chamber | TALON X | TAPS II |
| High Pressure Compressor Stages | 2 | |
| Low-Pressure Turbine Stages | 7 | |
| Afterburner | No | No |
| Streams | 2 | 2 |
| Bypass Ratio | 12.28 | 11.1 |
| Overall Pressure Ratio | 31.66 | 33.4 |
| Maximum Takeoff Thrust (kN) | 120.43 | 120.6 |
| Hydrocarbon Take Off (g/kg fuel) | 0.02 | 0.02 |
| Hydrocarbon Climb Out (g/kg fuel) | 0.04 | 0.02 |
| Hydrocarbon Approach (g/kg fuel) | 0.02 | 0.04 |
| Hydrocarbon Idle (g/kg fuel) | 0.43 | 0.28 |
| Hydrocarbon Unitary Average (g/kN) | 0.51 | 0.36 |
| Hydrocarbon Unitary Sigma (g/kN) | 0.05 | |
| Hydrocarbon Unitary Range (g/kN) | 0.31-0.41 | |
| Hydrocarbon Unitary Characteristic (g/kN) | 0.6 | 0.47 |
| Hydrocarbon Unitary Characteristicto Regulatory (% of limit) | 3.1 | 2.4 |
| Hydrocarbon LTO (g) | 59 | 43 |
| Carbon Monoxide Take Off (g/kg fuel) | 0.22 | 0.22 |
| Carbon Monoxide Climb Out (g/kg fuel) | 0.3 | 0.27 |
| Carbon Monoxide Approach (g/kg fuel) | 5.36 | 2.74 |
| Carbon Monoxide Idle (g/kg fuel) | 27.93 | 21.4 |
| Carbon Monoxide Unitary Average (g/kN) | 32.43 | 25.97 |
| Carbon Monoxide Unitary SD (g/kN) | 1.3 | |
| Carbon Monoxide Unitary Range (g/kN) | 24.4-27.25 | |
| Carbon Monoxide Unitary Characteristic (g/kN) | 35.07 | 29.58 |
| Carbon Monoxide Unitary Characteristicto Regulatory (% of limit) | 30 | 25.1 |
| NOx Take Off (g/kg fuel) | 18.82 | 18.77 |
| NOx Climb Out (g/kg fuel) | 15.3 | 11.16 |
| NOx Approach (g/kg fuel) | 9.07 | 8.67 |
| NOx Idle (g/kg fuel) | 4.84 | 4.63 |
| NOx Unitary Average (g/kN) | 25.3 | 23.64 |
| NOx Unitary SD (g/kN) | 1.02 | |
| NOx Unitary Range (g/kN) | 22.35-24.64 | |
| NOx Unitary Characteristic (g/kN) | 27.29 | 26 |
| NOx Unitaryto Standard (% of limit) | 26 | 24.3 |
| NOx Unitaryto CAEP2 (% of limit) | 33 | 30.4 |
| NOx Unitaryto CAEP4 (% of limit) | 39 | 35.2 |
| NOx Unitaryto CAEP6 (% of limit) | 44 | 39.6 |
| NOx Unitaryto CAEP8 (% of limit) | 51 | 45.7 |
| NOx LTO (g) | 3096 | 2852 |
| Smoke Take Off (SN) | 13.4 | 1.3 |
| Smoke Climb Out (SN) | 10.5 | 1.17 |
| Smoke Approach (SN) | 0.5 | 1.31 |
| Smoke Idle (SN) | 1.2 | 1.25 |
| Smoke Max (SN) | 13.4 | 1.6 |
| Smoke Sigma (SN) | 0.15 | |
| Smoke Range (SN) | 1.47-1.82 | |
| Smoke Characteristic (SN) | 14.8 | 1.88 |
| Smoke Characteristicto Regulatory (% of limit) | 66 | 8.4 |
| Fuel Flow Take Off (kg/s) | 0.8 | 0.855 |
| Fuel Flow Climbout (kg/s) | 0.67 | 0.705 |
| Fuel Flow Approach (kg/s) | 0.2322 | 0.242 |
| Fuel Flow Idle (kg/s) | 0.08 | 0.088 |
| Fuel LTO (kg) | 303 | 324 |
| Fuel Venting Compliant | Yes | Yes |
| Carbon Monoxide LTO (g) | 3819 | 3130 |
| Compressor Description | 1 fan, 3-stage LP, 10-stage HP | |
| Emissions Data Status | C | C |
| Emissions Data Superseded | Yes | Yes |
| Emissions Superseded By | 01P18PW153 | 20CM089 |
| Engine Status | Out of production | |
| NOx Compliance Demonstration | 2.3.2 e) | 2.3.2 e) |
| Turbine Description | 2-stage HP, 7-stage LP |