The U.S. aircraft register, updated daily
Engines · turbofan · data as of October 5, 2026

CFM International CFM56-7B24/3

113 aircraft on the U.S. register carry a CFM International CFM56-7B24/3 engine, rated at about 22,800 pounds of thrust. The Boeing 737 is the model most often fitted with it (113 aircraft). The aircraft carrying it were built between 2007 and 2011.

The FAA records engines by code, usually at the level of a series ("O-320 series") rather than the exact variant; this page gathers every FAA code that reads as CFM International CFM56-7B24/3. FAA spelling: CFM56-7B24/3.

Fitted to model families

Boeing 737113

Boeing 737

Where they are owner's state

Delaware55Texas53Utah5

Kind of aircraft

Airliners and large jets113 (100%)

When the aircraft were built by decade

016335066422000662010

What the FAA has certified, ordered and been told about the CFM International CFM56-7B24/3 the component layer

The design is held under 2 type certificates. The FAA has issued 15 airworthiness directives (orders that owners must comply with) that name this engine series. Operators and repair shops have filed 144 failure reports with the FAA since 1995, 128 of them in the last ten years.

FAA orders 15 airworthiness directives · newest first

2023-05-102023-05-05 · Turbine Engine Compressor Section · engine
2022-03-222022-02-03 · Turbine Engine Accessory Drive · engine
2021-06-242021-10-09 · Turbine Engine Compressor Section · engine
2019-01-102018-26-01 · Turbine Engine Compressor Section · engine
2018-10-162018-18-01 · Turbine Engine Compressor Section · engine
2018-06-012018-10-11 · Turbine Engine Compressor Section · engine

All orders naming the CFM International CFM56-7B24/3

Failure reports 144 since · what operators and shops told the FAA

071422291117221626

Parts most often reported as the reports name them

Engine32Blades24Hmu8Anti-Ice Valve5Compressor4Oil System4Wire Harness4Blade3Eec3Pump3

Latest reports

2026-09-18Engine: failed
2026-09-13Hmu: inoperative
2026-08-25Blade: contaminated
2026-08-16Stator: inoperative
2026-08-15Engine: no discrepancy

Certificates and bulletins

E00055ENType certificate held by Cfm International S.A. · 49 models listed · revised August 19, 2024
E00056ENType certificate held by Cfm International S.A. · 49 models listed · revised August 19, 2024

Safety bulletins 4 · advice, not orders

2014-05-28NE-08-17R3 · Turbine Section - Propulsion Technology LLC Unapproved Repair
2011-03-07NE-08-17R2 · Turbine Section - Propulsion Technology LLC Unapproved Repair
2008-05-22NE-08-17R1 · Propulsion Technology LLC Unapproved Repair
2008-05-14NE-08-17 · Propulsion Technologies International Unapproved Repair

Sources: the FAA's type certificate data sheets, airworthiness directives, supplemental type certificates, special conditions and special airworthiness information bulletins (Dynamic Regulatory System), and the FAA's service difficulty reports. A failure report is what an operator or repair station chose to file; the counts show reporting as much as reliability, and larger and commercial fleets report more. How the systems are grouped.

Connections how this engine series links to the rest of the register

Fitted to
Where they are
Biggest operators

These connections as data: /graph/engine/cfm-international-cfm56-7b24-3.json · about the eFlight graph.

Aircraft newest certificates first · 113

Tail no.Maker and modelGroupOwner and baseCertificateRegisteredStatus
N989AN Boeing
737-823
Fixed-wing, multi-engine Wilmington Trust CO Trustee
Wilmington, Delaware
Standard 2009-06-22 ValidFAA registration status code V: Valid registration. All codes
N937WN Boeing
737-7H4
Fixed-wing, multi-engine Southwest Airlines CO
Dallas, Texas
Standard 2009-06-18 ValidFAA registration status code V: Valid registration. All codes
N987AN Boeing
737-823
Fixed-wing, multi-engine Wilmington Trust CO Trustee
Wilmington, Delaware
Standard 2009-06-05 ValidFAA registration status code V: Valid registration. All codes
N936WN Boeing
737-7H4
Fixed-wing, multi-engine Southwest Airlines CO
Dallas, Texas
Standard 2009-06-04 ValidFAA registration status code V: Valid registration. All codes
N983AN Boeing
737-823
Fixed-wing, multi-engine American Airlines INC
Fort Worth, Texas
Standard 2009-06-02 ValidFAA registration status code V: Valid registration. All codes
N982AN Boeing
737-823
Fixed-wing, multi-engine Wilmington Trust CO Trustee
Wilmington, Delaware
Standard 2009-04-29 ValidFAA registration status code V: Valid registration. All codes
N981AN Boeing
737-823
Fixed-wing, multi-engine American Airlines INC
Fort Worth, Texas
Standard 2009-04-23 ValidFAA registration status code V: Valid registration. All codes
N980AN Boeing
737-823
Fixed-wing, multi-engine Wilmington Trust CO Trustee
Wilmington, Delaware
Standard 2009-04-08 ValidFAA registration status code V: Valid registration. All codes
N979AN Boeing
737-823
Fixed-wing, multi-engine Wilmington Trust CO Trustee
Wilmington, Delaware
Standard 2009-04-02 ValidFAA registration status code V: Valid registration. All codes
N929WN Boeing
737-7H4
Fixed-wing, multi-engine Southwest Airlines CO
Dallas, Texas
Standard 2008-08-26 ValidFAA registration status code V: Valid registration. All codes
N928WN Boeing
737-7H4
Fixed-wing, multi-engine Southwest Airlines CO
Dallas, Texas
Standard 2008-08-22 ValidFAA registration status code V: Valid registration. All codes
N924WN Boeing
737-7H4
Fixed-wing, multi-engine Southwest Airlines CO
Dallas, Texas
Standard 2008-07-29 ValidFAA registration status code V: Valid registration. All codes
N298WN Boeing
737-7H4
Fixed-wing, multi-engine Southwest Airlines CO
Dallas, Texas
Standard 2007-12-12 ValidFAA registration status code V: Valid registration. All codes
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Source: FAA Civil Aviation Registry, Releasable Aircraft Database (the engine reference table and each aircraft's engine code), October 5, 2026. Horsepower and thrust are the FAA's figures for the series, not for a particular aircraft.