- Holder
- CFM International S.A.
- Revision
- 11
- Revised
- August 19, 2024
- Status
- Current
- Product
- Engine
- Certification basis
- Part 33
- Models
- 49
The release keeps the latest revision of each data sheet. Model names are as the data sheet lists them.
On this page
Models · 49
| Model | Also known as | Note |
|---|---|---|
| CFM56-7B26E/B2 | ||
| CFM56-7B24/3 | ||
| CFM56-7B26E/F |
Airworthiness directives · 0
ADs whose products are models on this data sheet, matched by model and maker.
No ADs matched this data sheet’s models
STCs approved under this data sheet · 2
STC SE04840NYInstallation of HarcoSemco Exhaust Gas Temperature (EGT) Electrical Harnesses in CFM56-7 engineSTC SE03036CHApplication of a deep compressive stress layer using a Low Plasticity Burnishing (LPB) process on CFM56-7 Series Engines Stage 1 High Pressure Compressor (HPC) Blade Dovetails in accordance with Delta Air Lines Inc. Drawing No. 72-0396, Revision B, dated November 3, 2011, or later FAA Approved revision.
What the data sheet says
From the PDF’s text layer, line by line: tables lose their columns. The PDF is the record.
U.S. DEPARTMENT OF TRANSPORTATION
FEDERAL AVIATION ADMINISTRATION
TYPE CERTIFICATE DATA SHEET E00055EN
TCDS NUMBER E00055EN
REVISION: 11*
DATE: August 19, 2024
CFM INTERNATIONAL, S.A.
MODELS:
CFM56-7B20 CFM56-7B20/2 CFM56-7B20/3
CFM56-7B20E CFM56-7B22 CFM56-7B22/2
CFM56-7B22/B1 CFM56-7B22/3 CFM56-7B22/3B1
CFM56-7B22E CFM56-7B22E/B1 CFM56-7B24
CFM56-7B24/2 CFM56-7B24/B1 CFM56-7B24/3
CFM56-7B24/3B1 CFM56-7B24E CFM56-7B24E/B1
CFM56-7B26/3 CFM56-7B26 CFM56-7B26/2
CFM56-7B26/B1 CFM56-7B26/3B1 CFM56-7B26/3B2F
CFM56-7B26/3F CFM56-7B26/B2 CFM56-7B26E
CFM56-7B26E/B1 CFM56-7B26E/B2 CFM56-7B26E/B2F
CFM56-7B26E/F CFM56-7B27 CFM56-7B27A
CFM56-7B27AE CFM56-7B27/3 CFM56-7B27/3F
CFM56-7B26/3B2 CFM56-7B27/B1 CFM56-7B27/B3
CFM56-7B27/2 CFM56-7B27/3B1 CFM56-7B27/3B3
CFM56-7B27A/3 CFM56-7B27E/B1 CFM56-7B27/3B1F
CFM56-7B27E/B3 CFM56-7B27E CFM56-7B27E/F
CFM56-7B27E/B1F
Engines of models described herein conforming with this data sheet (which is part of Type Certificate Number E00055EN) and
other approved data on file with the Federal Aviation Administration, meet the minimum standards for use in certificated aircraft
in accordance with pertinent aircraft data sheets and applicable portions of the Federal Aviation Regulations, provided they are
installed, operated, and maintained as prescribed by the approved manufacturer's manuals and other approved instructions.
TYPE CERTIFICATE (TC) HOLDER: CFM International, S.A.
2 Boulevard du General Martial Valin
75015 Paris, France
I. MODELS CFM56-7B20 CFM56-7B22 CFM56-7B24
TYPE High bypass turbofan; coaxial front fan/booster driven by multi-stage low pressure turbine,
multi-stage compressor with one-stage high pressure turbine
CFM56-7B series: single annular combustor
CFM56-7B/2 series: double annular combustor
CFM56-7B/3 series: improved emissions single annular combustor
CFM56-7B/3F series: improved emissions single annular combustor and increased EGT
CFM56-7BE and 7BE/F series: improved HPC diffuser, HPT and LPT performance
RATINGS (See NOTE 4)
Takeoff (5 min. see NOTE 13),
sea level, static thrust, lb.
Maximum continuous, sea
level static thrust, lb.
20,600/
9,163 daN
19,400/
8,630 daN
22,700/
10,097 daN
22,300/
9,920 daN
24,200/
10,765 daN
22,800/
10,142 daN
Flat rating AMBIENT TEMPERATURE
Takeoff
Maximum continuous
86oF / 30oC
77oF / 25oC - - - - - - - -
*
PAGE 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27
REV. 11 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 11 8 8 8 8 9 9 9 11 11
LEGEND: "- -" INDICATES "SAME AS PRECEDING MODEL"
"---" NOT APPLICABLE
NOTE: SIGNIFICANT CHANGES ARE BLACK-LINED IN THE LEFT MARGIN.
E00055EN 2 of 27
I. MODELS (CONT.) CFM56-7B20 CFM56-7B22 CFM56-7B24
FUEL SYSTEM See NOTE 7 for approved fuels.
Fuel pump / SNECMA part
340-402-104
- -
- -
number (P/N) 340-402-105 - - - -
(Combined boost and single
element gear-type pump)
Hydromechanical unit / GE P/N 1853M56 - - - -
Electronic control unit / GE P/N
- Hardware
- Software
Identification plugs /
SNECMA P/N
1851M50
- -
- -
1853M33 - - - -
2042M67 - - - -
2044M16 - - - -
1853M78 - - - -
2044M25 - - - -
340-131-712 340-131-721 340-131-732
340-131-717 340-131-726 340-131-737
340-203-201 340-203-301 340-203-401
340-198-850 340-199-250 340-200-050
340-198-950 340-199-350 340-200-150
OIL Synthetic type conforming to GE Specification D50TF1, Type I and Type II.
CFM Service Bulletin CFM56-7B 79-001 list approved brand oils.
IGNITION SYSTEM GE P/N
Two ignition units
Unison 9238M66 - - - -
Simmonds 1538M69 - - - -
Two igniter plugs
Unison 1374M12 - - - -
Champion 1374M13 - - - -
PRINCIPAL DIMENSIONS INCHES / MILLIMETERS
Length (fan case forward 98.7/2507.5 - - - -
flange to LPT frame aft
flange)
Width (maximum envelope) 83.4/2118.0 - - - -
Height (fan case forward 72.0/1829.0 - - - -
flange outer diameter)
WEIGHT (dry) Includes basic engine accessories and optional equipment as listed in manufacturer’s engine
specification, including engine mounted portions of the condition monitoring instrumentation.
Pounds 5260.0 - - - -
Kilograms 2385.9 - - - -
CENTER OF GRAVITY
LOCATIONS
STATION, ENGINE ONLY (REFER TO INSTALLATION DRAWING)
Inches 207.4+ 1.0 - - - -
Millimeters 5269+ 25 - - - -
E00055EN 3 of 27
II. MODELS CFM56-7B26 CFM56-7B27 CFM56-7B27A CFM56-7B20/2 CFM56-7B22/2
TYPE High bypass turbofan; coaxial front fan/booster driven by multi-stage low pressure turbine, multi-
stage compressor with one-stage high pressure turbine
CFM56-7B series: single annular combustor
CFM56-7B/2 series: double annular combustor
CFM56-7B/3 series: improved emissions single annular combustor
CFM56-7B/3F series: improved emissions single annular combustor and increased EGT
CFM56-7BE and 7BE/F series: improved HPC diffuser, HPT and LPT performance
RATINGS (See NOTE 4)
Takeoff (5 min. see NOTE
13), sea level, static thrust, lb.
Maximum continuous, sea
level static thrust, lb.
26,300/
11,699 daN
25,900/
11,521 daN
27,300/
12,143 daN
25,900/
11,521 daN
- -
- -
- -
- -
20,600/
9,163 daN
19,400/
8,630 daN
22,700/
10,097 daN
22,300/
9,920 daN
Flat rating AMBIENT TEMPERATURE
Takeoff
Maximum continuous
86oF / 30oC
77oF / 25oC - - - - - - - - - - - - - - - -
FUEL SYSTEM See NOTE 7 for approved fuels.
Fuel pump / SNECMA P/N
(Combined boost and single
element gear-type pump)
Hydromechanical unit /
GE P/N
340-402-104
340-402-105
1853M56
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
Electronic control unit /
GE P/N
- Hardware
- Software
Identification plugs /
SNECMA P/N
1851M50
1853M33
2042M67
2044M16
1853M78
2044M25
340-131-742
340-131-747
340-203-501
340-200-850
340-200-950
- -
- -
- -
- -
- -
- -
340-131-752
340-131-757
340-203-601
340-201-450
340-201-550
---
- -
- -
- -
- -
- -
340-203-701
---
---
---
---
1851M50
- -
- -
- -
- -
- -
340-138-710
340-138-715
340-203-201
---
---
- -
- -
- -
- -
- -
- -
340-138-720
340-138-725
340-203-301
---
---
OIL Synthetic type conforming to GE Specification D50TF1, Type I and Type II.
CFM Service Bulletin CFM56-7B 79-001 list approved brand oils.
IGNITION SYSTEM GE P/N
Two ignition units
Unison
Simmonds
Two igniter plugs
Unison
Champion
9238M66
1538M69
1374M12
1374M13
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
PRINCIPAL DIMENSIONS INCHES / MILLIMETERS
Length (fan case forward
flange to LPT frame aft
flange)
Width (maximum envelope)
Height (fan case forward
flange outer diameter)
98.7/2507.5
83.4/2118.0
72.0/1829.0
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
E00055EN 4 of 27
II. MODELS (CONT.) CFM56-7B26 CFM56-7B27 CFM56-7B27A CFM56-7B20/2 CFM56-7B22/2
WEIGHT (dry) Includes basic engine accessories and optional equipment as listed in manufacturer’s engine
specification, including engine mounted portions of the condition monitoring instrumentation.
Pounds
Kilograms
5260
2385.9
- -
- -
5282
2395.9
5360
2431.3
- -
- -
CENTER OF GRAVITY
LOCATIONS
STATION, ENGINE ONLY (REFER TO INSTALLATION DRAWING)
Inches
Millimeters
207.4 + 1.0
5269 + 25
- -
- -
- -
- -
- -
- -
- -
- -
III. MODELS CFM56-7B24/2 CFM56-7B26/2 CFM56-7B27/2 CFM56-7B26/B1
TYPE High bypass turbofan; coaxial front fan/booster driven by multi-stage low pressure turbine,
multi-stage compressor with one-stage high pressure turbine
CFM56-7B series: single annular combustor
CFM56-7B/2 series: double annular combustor
CFM56-7B/3 series: improved emissions single annular combustor
CFM56-7B/3F series: improved emissions single annular combustor and increased EGT
CFM56-7BE and 7BE/F series: improved HPC diffuser, HPT and LPT performance
RATINGS (See NOTE 4)
Takeoff (5 min. see NOTE 13),
sea level, static thrust, lb.
Maximum continuous, sea
level static thrust, lb.
24,200/
10,765 daN
22,800/
10,142 daN
26,300/
11,699 daN
25,900/
11,521 daN
27,300/
12,143 daN
25,900/
11,521 daN
26,300/
11,699 daN
25,900/
11,521 daN
Flat rating AMBIENT TEMPERATURE
Takeoff
Maximum continuous
86oF / 30oC
77oF / 25oC - - - - - - - - - - - -
FUEL SYSTEM See NOTE 7 for approved fuels
Fuel pump / SNECMA P/N
(Combined boost and single
element gear-type pump)
Hydromechanical unit / GE P/N
340-402-104
340-402-105
1853M56
- -
- -
- -
- -
- -
- -
- -
- -
- -
Electronic control unit / GE P/N
- Hardware
- Software
Identification plugs /
SNECMA P/N
1851M50
1853M33
2042M67
2044M16
1853M78
2044M25
340-138-730
340-138-735
340-203-401
- -
- -
- -
- -
- -
- -
340-138-740
340-138-745
340-203-501
- -
- -
- -
- -
- -
- -
340-138-750
340-138-755
340-203-601
- -
- -
- -
- -
- -
- -
340-203-511
340-143-201
340-143-301
340-201-050
340-201-150
E00055EN 5 of 27
III. MODELS (CONT.) CFM56-7B24/2 CFM56-7B26/2 CFM56-7B27/2 CFM56-7B26/B1
OIL Synthetic type conforming to GE Specification D50TF1, Type I and Type II.
CFM Service Bulletin CFM56-7B 79-001 list approved brand oils.
IGNITION SYSTEM GE P/N
Two ignition units
Unison
Simmonds
Two igniter plugs
Unison
Champion
9238M66
1538M69
1374M12
1374M13
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
PRINCIPAL DIMENSIONS INCHES / MILLIMETERS
Length (fan case forward
flange to LPT frame aft
flange)
Width (maximum envelope)
Height (fan case forward
flange outer diameter)
98.7/2507.5
83.4/2118.0
72.0/1829.0
- -
- -
- -
- -
- -
- -
- -
- -
- -
WEIGHT (dry) Includes basic engine accessories and optional equipment as listed in manufacturer’s engine
specification, including engine mounted portions of the condition monitoring instrumentation.
Pounds
Kilograms
5360
2431.3
- -
- -
- -
- -
5260
2385.9
CENTER OF GRAVITY
LOCATIONS
STATION, ENGINE ONLY (REFER TO INSTALLATION DRAWING)
Inches
Millimeters
207.4 + 1.0
5269 + 25
- -
- -
- -
- -
- -
- -
IV. MODELS CFM56-7B27/B1 CFM56-7B27/B3 CFM56-7B22/B1 CFM56-7B24/B1
TYPE High bypass turbofan; coaxial front fan/booster driven by multi-stage low pressure turbine, multi-
stage compressor with one-stage high pressure turbine
CFM56-7B series: single annular combustor
CFM56-7B/2 series: double annular combustor
CFM56-7B/3 series: improved emissions single annular combustor
CFM56-7B/3F series: improved emissions single annular combustor and increased EGT
CFM56-7BE and 7BE/F series: improved HPC diffuser, HPT and LPT performance
RATINGS (See NOTE 4)
Takeoff (5 min. see NOTE 13), sea
level, static thrust, lb.
27,300/
12,143 daN
- - 22,700/
10,097 daN
24,200/
10,765 daN
Maximum continuous, sea
level static thrust, lb.
25,900/
11,521 daN
- -
22,300/
9,920 daN
22,800/
10,142 daN
Flat rating AMBIENT TEMPERATURE
Takeoff
Maximum continuous
86oF / 30oC
77oF / 25oC - - - - 96.8oF / 36oC - - 105.8oF / 41oC - -
FUEL SYSTEM See NOTE 7 for approved fuels.
Fuel pump / SNECMA P/N
(Combined boost and single
element gear-type pump)
Hydromechanical unit / GE P/N
340-402-104
340-402-105
1853M56
- -
- -
- -
- -
- -
- -
- -
- -
- -
E00055EN 6 of 27
IV. MODELS (CONT.) CFM56-7B27/B1 CFM56-7B27/B3 CFM56-7B22/B1 CFM56-7B24/B1
Electronic control unit / GE P/N
- Hardware
- Software
Identification plugs /
SNECMA P/N
1851M50
1853M33
2042M67
2044M16
1853M78
2044M25
340-142-801
340-142-901
340-203-611
340-201-650
340-201-750
- -
- -
- -
- -
- -
- -
340-143-441
340-143-451
340-203-631
340-202-050
340-202-150
- -
- -
- -
- -
- -
- -
340-142-001
340-142-101
340-203-311
340-199-450
340-199-550
- -
- -
- -
- -
- -
- -
340-142-201
340-142-301
340-203-411
340-200-250
340-200-350
OIL Synthetic type conforming to GE Specification D50TF1, Type I and Type II.
CFM Service Bulletin CFM56-7B 79-001 list approved brand oils.
IGNITION SYSTEM GE P/N
Two ignition units
Unison
Simmonds
Two igniter plugs
Unison
Champion
9238M66
1538M69
1374M12
1374M13
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
PRINCIPAL DIMENSIONS INCHES / MILLIMETERS
Length (fan case forward
flange to LPT frame aft
flange)
Width (maximum envelope)
Height (fan case forward
flange outer diameter)
98.7/2507.5
83.4/2118.0
72.0/1829.0
- -
- -
- -
- -
- -
- -
- -
- -
- -
WEIGHT (dry) Includes basic engine accessories and optional equipment as listed in manufacturer’s engine
specification, including engine mounted portions of the condition monitoring instrumentation.
Pounds
Kilograms
5260
2385.9
- -
- -
- -
- -
- -
- -
CENTER OF GRAVITY
LOCATIONS
STATION, ENGINE ONLY (REFER TO INSTALLATION DRAWING)
Inches
Millimeters
207.4 + 1.0
5269 + 25
- -
- -
- -
- -
- -
- -
E00055EN 7 of 27
V. MODELS CFM56-7B26/B2 CFM56-7B26/3B2
TYPE High bypass turbofan; coaxial front fan/booster driven by multi-stage low pressure turbine, multi-
stage compressor with one-stage high pressure turbine
CFM56-7B series: single annular combustor
CFM56-7B/2 series: double annular combustor
CFM56-7B/3 series: improved emissions single annular combustor
CFM56-7B/3F series: improved emissions single annular combustor and increased EGT
CFM56-7BE and 7BE/F series: improved HPC diffuser, HPT and LPT performance
RATINGS (See NOTE 4)
Takeoff (5 min. See NOTE 13),
sea level, static thrust, lb.
26,300/
11,699 daN
26,300/
11,699 daN
Maximum continuous, sea level
static thrust, lb.
22,800/
10,142 daN
22,800/
10,142 daN
Flat rating AMBIENT TEMPERATURE
Takeoff
Maximum continuous
95°F / 35°C
77°F / 25°C
- -
- -
FUEL SYSTEM See NOTE 7 for approved fuels.
Fuel pump / SNECMA P/N
340-402-104
340-402-105
(Combined boost and single 340-402-105
element gear-type pump)
Hydromechanical unit / GE P/N 1853M56 - -
Electronic control unit / GE P/N
- Hardware 1851M50 - -
1853M33 - -
2042M67 - -
2044M16 - -
- Software 1853M78 - -
2044M25 - -
Identification plugs / 340-203-521 340-203-521
SNECMA P/N
OIL Synthetic type conforming to GE Specification D50TFI, Type I and Type II.
CFM Service Bulletin CFM56-7B 79-001 list approved brand oils.
IGNITION SYSTEM GE P/N
Two ignition units
Unison 9238M66 - -
Simmonds 1538M69 - -
Two igniter plugs
Unison 1374M12 - -
Champion 1374M13 - -
PRINCIPLE DIMENSIONS INCHES / MILLIMETERS
Length (fan case forward 98.7 / 2507.5 - -
flange to LPT frame
aft flange)
Width (maximum envelope) 83.4 / 2118.0 - -
Height (fan case forward 72.0 / 1829.0 - -
flange outer diameter
E00055EN 8 of 27
V. MODELS (CONT.) CFM56-7B26/B2 CFM56-7B26/3B2
WEIGHT (dry) Includes basic engine accessories and optional equipment as listed in manufacturer’s engine specification,
including engine mounted portions of the condition monitoring instrumentation.
Pounds 5260
2385.9
- -
- -
Kilograms
CENTER OF GRAVITY
LOCATIONS
STATION, ENGINE ONLY (REFER TO INSTALLATION DRAWING)
Inches
Millimeters
207.4 + 1.0
5269 + 25
- -
- -
VI. MODELS CFM56-7B20/3 CFM56-7B22/3 CFM56-7B24/3
TYPE High bypass turbofan; coaxial front fan/booster driven by multi-stage low pressure turbine,
multi-stage compressor with one-stage high pressure turbine
CFM56-7B series: single annular combustor
CFM56-7B/2 series: double annular combustor
CFM56-7B/3 series: improved emissions single annular combustor
CFM56-7B/3F series: improved emissions single annular combustor and increased EGT
CFM56-7BE and 7BE/F series: improved HPC diffuser, HPT and LPT performance
RATINGS (See NOTE 4)
Takeoff (5 min. see NOTE 13),
sea level, static thrust, lb.
Maximum continuous, sea
level static thrust, lb.
20,600/
9,163 daN
19,400/
8,630 daN
22,700/
10,097 daN
22,300/
9,920 daN
24,200/
10,765 daN
22,800/
10,142 daN
Flat rating AMBIENT TEMPERATURE
Takeoff
Maximum continuous
86oF / 30oC
77oF / 25oC - - - - - - - - FUEL SYSTEM See NOTE 7 for approved fuels.
Fuel pump / SNECMA P/N
(Combined boost and single
element gear-type pump)
Hydromechanical unit / GE P/N
340-402-105
1853M56
- -
- -
- -
- -
Electronic control unit / GE P/N
- Hardware
- Software
Identification plugs /
SNECMA P/N
1851M50
1853M33
2042M67
2044M16
1853M78
2044M25
340-203-201
- -
- -
- -
- -
- -
- -
340-203-301
- -
- -
- -
- -
- -
- -
340-203-401
E00055EN 9 of 27
VI. MODELS (CONT.) CFM56-7B20/3 CFM56-7B22/3 CFM56-7B24/3
OIL Synthetic type conforming to GE Specification D50TF1, Type I and Type II.
CFM Service Bulletin CFM56-7B 79-001 list approved brand oils.
IGNITION SYSTEM GE P/N
Two ignition units
Unison 9238M66 - - - -
Simmonds 1538M69 - - - -
Two igniter plugs
Unison 1374M12 - - - -
Champion 1374M13 - - - -
PRINCIPAL DIMENSIONS INCHES / MILLIMETERS
Length (fan case forward 98.7/2507.5 - - - -
flange to LPT frame aft
flange)
Width (maximum envelope) 83.4/2118.0 - - - -
Height (fan case forward 72.0/1829.0 - - - -
flange outer diameter)
WEIGHT (dry) Includes basic engine accessories and optional equipment as listed in manufacturer’s engine
specification, including engine mounted portions of the condition monitoring instrumentation.
Pounds 5260.0 - - - -
Kilograms 2385.9 - - - -
CENTER OF GRAVITY
LOCATIONS
STATION, ENGINE ONLY (REFER TO INSTALLATION DRAWING)
Inches 207.4+ 1.0 - - - -
Millimeters 5269+ 25 - - - -
VII. MODELS CFM56-7B26/3 CFM56-7B27/3 CFM56-7B26/3B1 CFM56-7B27A/3
TYPE High bypass turbofan; coaxial front fan/booster driven by multi-stage low pressure turbine,
multi-stage compressor with one-stage high pressure turbine
CFM56-7B series: single annular combustor
CFM56-7B/2 series: double annular combustor
CFM56-7B/3 series: improved emissions single annular combustor
CFM56-7B/3F series: improved emissions single annular combustor and increased EGT
CFM56-7BE and 7BE/F series: improved HPC diffuser, HPT and LPT performance
RATINGS (See NOTE 4)
Takeoff (5 min. see NOTE
13), sea level, static thrust, lb.
26,300/
11,699 daN
27,300/
12,143 daN
26,300/
11,699 daN
27,300/
12,143 daN
Maximum continuous, sea
level static thrust, lb.
25,900/
11,521 daN
25,900/
11,521 daN
25,900/
11,521 daN
25,900/
11,521 daN
Flat rating AMBIENT TEMPERATURE
Takeoff
Maximum continuous
86oF / 30oC
77oF / 25oC - - - - - - - - - - - -
E00055EN 10 of 27
VII. MODELS (CONT.) CFM56-7B26/3 CFM56-7B27/3 CFM56-7B26/3B1 CFM56-7B27A/3
FUEL SYSTEM See NOTE 7 for approved fuels.
Fuel pump / SNECMA P/N
(Combined boost and single
element gear-type pump)
340-402-105
- -
- -
- -
Hydromechanical unit /
GE P/N
1853M56 - - - - - -
Electronic control unit /
GE P/N
- Hardware
- Software
Identification plugs /
SNECMA P/N
1851M50
1853M33
2042M67
2044M16
1853M78
2044M25
340-203-501
- -
- -
- -
- -
- -
- -
340-203-601
- -
- -
- -
- -
- -
- -
340-203-511
- -
- -
- -
- -
- -
- -
340-203-701
OIL Synthetic type conforming to GE Specification D50TF1, Type I and Type II.
CFM Service Bulletin CFM56-7B 79-001 list approved brand oils.
IGNITION SYSTEM GE P/N
Two ignition units
Unison
Simmonds
Two igniter plugs
Unison
Champion
9238M66
1538M69
1374M12
1374M13
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
PRINCIPAL DIMENSIONS INCHES / MILLIMETERS
Length (fan case forward
flange to LPT frame aft
flange)
Width (maximum envelope)
Height (fan case forward
flange outer diameter)
98.7/2507.5
83.4/2118.0
72.0/1829.0
- -
- -
- -
- -
- -
- -
- -
- -
- -
WEIGHT (dry) Includes basic engine accessories and optional equipment as listed in manufacturer’s engine
specification, including engine mounted portions of the condition monitoring instrumentation.
Pounds 5260 - - - - 5282
Kilograms 2385.9 - - - - 2395.9
CENTER OF GRAVITY
LOCATIONS
STATION, ENGINE ONLY (REFER TO INSTALLATION DRAWING)
Inches 207.4 + 1.0 - - - - - -
Millimeters 5269 + 25 - - - - - -
E00055EN 11 of 27
VIII. MODELS CFM56-7B27/3F CFM56-7B27/3B1F CFM56-7B26/3F CFM56-7B26/3B2F
TYPE High bypass turbofan; coaxial front fan/booster driven by multi-stage low pressure turbine,
multi-stage compressor with one-stage high pressure turbine
CFM56-7B series: single annular combustor
CFM56-7B/2 series: double annular combustor
CFM56-7B/3 series: improved emissions single annular combustor
CFM56-7B/3F series: improved emissions single annular combustor and increased EGT
CFM56-7BE and 7BE/F series: improved HPC diffuser, HPT and LPT performance
RATINGS (See NOTE 4)
Takeoff (5 min. see NOTE 13),
sea level, static thrust, lb.
27,300/
12,143 daN
- -
- -
26,300/
11,699 daN
- -
- -
Maximum continuous, sea
level static thrust, lb.
25,900/
11,521 daN
- -
- -
25,900/
11,521 daN
22,800/
10,142 daN
Flat rating AMBIENT TEMPERATURE
Takeoff
Maximum continuous
86oF / 30oC
77oF / 25oC - - - - - - - - - - - -
FUEL SYSTEM See NOTE 7 for approved fuels.
Fuel pump / SNECMA P/N
(Combined boost and single
element gear-type pump)
340-402-105
- -
- -
- -
Hydromechanical unit / GE P/N 1853M56 - - - - - -
Electronic control unit / GE P/N
- Hardware
- Software
Identification plugs /
SNECMA P/N
1851M50
1853M33
2042M67
2044M16
1853M78
2044M25
340-205-001
- -
- -
- -
- -
- -
- -
340-205-111
- -
- -
- -
- -
- -
- -
340-205-101
- -
- -
- -
- -
- -
- -
340-205-021
OIL Synthetic type conforming to GE Specification D50TF1, Type I and Type II.
CFM Service Bulletin CFM56-7B 79-001 list approved brand oils.
IGNITION SYSTEM GE P/N
Two ignition units
Unison
Simmonds
Two igniter plugs
Unison
Champion
9238M66
1538M69
1374M12
1374M13
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
PRINCIPAL DIMENSIONS INCHES / MILLIMETERS
Length (fan case forward
flange to LPT frame aft
flange)
Width (maximum envelope)
Height (fan case forward
flange outer diameter)
98.7/2507.5
83.4/2118.0
72.0/1829.0
- -
- -
- -
- -
- -
- -
- -
- -
- -
E00055EN 12 of 27
VIII. MODELS (CONT.) CFM56-7B27/3F CFM56-7B27/3B1F CFM56-7B26/3F CFM56-7B26/3B1F
WEIGHT (dry) Includes basic engine accessories and optional equipment as listed in manufacturer’s engine
specification, including engine mounted portions of the condition monitoring instrumentation.
Pounds
Kilograms
5260
2385.9
- -
- -
- -
- -
- -
- -
CENTER OF GRAVITY
LOCATIONS
STATION, ENGINE ONLY (REFER TO INSTALLATION DRAWING)
Inches
Millimeters
207.4 + 1.0
5269 + 25
- -
- -
- -
- -
- -
- -
IX. MODELS CFM56-7B27/3B1 CFM56-7B27/3B3 CFM56-7B22/3B1 CFM56-7B24/3B1
TYPE High bypass turbofan; coaxial front fan/booster driven by multi-stage low pressure turbine, multi-
stage compressor with one-stage high pressure turbine
CFM56-7B series: single annular combustor
CFM56-7B/2 series: double annular combustor
CFM56-7B/3 series: improved emissions single annular combustor
CFM56-7B/3F series: improved emissions single annular combustor and increased EGT
CFM56-7BE and 7BE/F series: improved HPC diffuser, HPT and LPT performance
RATINGS (See NOTE 4)
Takeoff (5 min. see NOTE 13), sea
level, static thrust, lb.
27,300/
12,143 daN
- - 22,700/
10,097 daN
24,200/
10,765 daN
Maximum continuous, sea
level static thrust, lb.
25,900/
11,521 daN
- -
22,300/
9,920 daN
22,800/
10,142 daN
Flat rating AMBIENT TEMPERATURE
Takeoff
Maximum continuous
86oF / 30oC
77oF / 25oC - - - - 96.8oF / 36oC - - 105.8oF / 41oC - -
FUEL SYSTEM See NOTE 7 for approved fuels.
Fuel pump / SNECMA P/N
(Combined boost and single
element gear-type pump)
340-402-105
- -
- -
- -
Hydromechanical unit / GE P/N 1853M56 - - - - - -
Electronic control unit / GE P/N
- Hardware
- Software
Identification plugs /
SNECMA P/N
1851M50
1853M33
2042M67
2044M16
1853M78
2044M25
340-203-611
- -
- -
- -
- -
- -
- -
340-203-631
- -
- -
- -
- -
- -
- -
340-203-311
- -
- -
- -
- -
- -
- -
340-203-411
The text continues in the data sheet PDF and in this page’s Markdown copy.