# CFM International CFM56-3B series

- Type: Engine model (FAA registry)
- Registry code: 13063
- Manufacturer (registry): CFM INTL
- Model: CFM56-3B
- Engine type: Turbo-fan
- Power: 22,100 lb thrust
- Installed in: 3 registered aircraft
- Page: https://openairdocs.org/engine/cfm-international-cfm56-3b-series

The registry names only the engine series, so ADs for every model in the series are matched.

## ADs that may apply (OpenAirDocs)

Matched to this engine model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment.

- [AD 2022-02-03](https://openairdocs.org/ad/2022-02-03): Turbine Engine Accessory Drive · CFM International CFM56-3, CFM56-3B, CFM56-3C and 34 more. Effective Mar 22, 2022
- [AD 2017-14-08](https://openairdocs.org/ad/2017-14-08): Turbine Engine Compressor Section · CFM International CFM56-3, CFM56-3B and CFM56-3C. Effective Aug 18, 2017
- [AD 2016-14-10](https://openairdocs.org/ad/2016-14-10): High-pressure turbine (HPT) disks · CFM International CFM56-3, CFM56-3B and CFM56-3C with STC SE00034EN. Effective Aug 9, 2016
- [AD 2010-12-03](https://openairdocs.org/ad/2010-12-03): Fan blades · CFM International CFM56-3 and CFM56-3B. Effective Jul 13, 2010
- [AD 2009-11-02](https://openairdocs.org/ad/2009-11-02): HPC 4-9 spools · CFM International CFM56-2, CFM56-2A, CFM56-2B and 109 more. Effective Jun 23, 2009
- [AD 2006-26-01](https://openairdocs.org/ad/2006-26-01): Fuel filters · CFM International CFM56-2, CFM56-2A, CFM56-2B and 93 more. Effective Jan 3, 2007
- [AD 2002-13-03](https://openairdocs.org/ad/2002-13-03): Turbofan Engines · CFM International CFM56-2, CFM56-2A, CFM56-2B and 55 more. Effective Aug 1, 2002
- [AD 2001-04-06](https://openairdocs.org/ad/2001-04-06): Fan Disk · CFM International CFM56-3, CFM56-3B and CFM56-3C. Effective Apr 4, 2001
- [AD 2000-15-01](https://openairdocs.org/ad/2000-15-01): Fuel Leakage · CFM International CFM56-2, CFM56-2A, CFM56-2B and 39 more. Effective Oct 2, 2000
- [AD 2000-05-22](https://openairdocs.org/ad/2000-05-22): CFM International CFM56-2, CFM56-2A, CFM56-2B and 3 more. Effective May 2, 2000
- [AD 98-19-10](https://openairdocs.org/ad/98-19-10): Accessory Gearbox · CFM International CFM56-3, CFM56-3B and CFM56-3C. Effective Sep 28, 1998
- [AD 98-12-32](https://openairdocs.org/ad/98-12-32): High Pressure Turbine Rotor Disks · CFM International CFM56-2, CFM56-2A, CFM56-2B and 3 more. Effective Jul 20, 1998
- [AD 98-10-11](https://openairdocs.org/ad/98-10-11): Accessory Gearbox · CFM International CFM56-3, CFM56-3B, CFM56-3C and 31 more. Effective Jun 3, 1998
- [AD 98-07-02](https://openairdocs.org/ad/98-07-02): Air/oil Seal · CFM International CFM56-3, CFM56-3B and CFM56-3C. Effective Mar 30, 1998
- [AD 89-23-06 R1](https://openairdocs.org/ad/89-23-06-R1): Magnetic Chip Detector · CFM International CFM56-2, CFM56-2A, CFM56-3 and 8 more. Effective Jan 28, 1998
- [AD 97-08-01](https://openairdocs.org/ad/97-08-01): Fan Disks · CFM International CFM56-3, CFM56-3B and CFM56-3C. Effective Jun 23, 1997
- [AD 96-25-11](https://openairdocs.org/ad/96-25-11): Redesigned Fan Blades · CFM International CFM56-3B and CFM56-3C. Effective Jan 29, 1997
- [AD 96-18-16](https://openairdocs.org/ad/96-18-16): Low Pressure Turbine Rotor (LPTR) Stub Shaft And Conical Support · CFM International CFM56-2, CFM56-2A, CFM56-2B and 9 more. Effective Dec 9, 1996
- [AD 91-02-10](https://openairdocs.org/ad/91-02-10): Fan Splitter Fairing · CFM International CFM56-3, CFM56-3B and CFM56-3C. Effective Feb 11, 1991
- [AD 90-20-13](https://openairdocs.org/ad/90-20-13): Fan Module Assembly · CFM International CFM56-3B and CFM56-3C. Effective Oct 14, 1990
- [AD 86-08-05 R1](https://openairdocs.org/ad/86-08-05-R1): Radial Drive Shaft · CFM International CFM56-3 and CFM56-3B. Effective Jul 7, 1986

Historical (superseded or no longer in force):

- [AD 2013-26-01](https://openairdocs.org/ad/2013-26-01) (historical): Oil dynamic seal assembly · CFM International CFM56-3, CFM56-3B, CFM56-3C and 52 more. Effective Feb 3, 2014
- [AD 2013-02-02](https://openairdocs.org/ad/2013-02-02) (historical): High-pressure turbine (HPT) disks · CFM International CFM56-3, CFM56-3B and CFM56-3C with STC SE00034EN. Effective Jan 28, 2013
- [AD 2000-12-01](https://openairdocs.org/ad/2000-12-01) (historical): Critical Life-Limited Parts · CFM International CFM56-2, CFM56-2A, CFM56-2B and 54 more. Effective Dec 11, 2000
- [AD 99-08-16](https://openairdocs.org/ad/99-08-16) (historical): CFM International CFM56-2, CFM56-2A, CFM56-2B and 3 more. Effective May 13, 1999

## Information bulletins (advisory) (3)

- [SAIB NE-08-17R3](https://openairdocs.org/saib/NE-08-17R3): Turbine Section - Propulsion Technology LLC Unapproved Repair. Issued May 28, 2014
- [SAIB NE-08-17R1](https://openairdocs.org/saib/NE-08-17R1) (historical): Propulsion Technology LLC Unapproved Repair. Issued May 22, 2008
- [SAIB NE-08-17](https://openairdocs.org/saib/NE-08-17) (historical): Propulsion Technologies International Unapproved Repair. Issued May 14, 2008

## Registered aircraft (3)

- [N196UW](https://openairdocs.org/aircraft/N196UW): [American Airlines Inc](https://openairdocs.org/faa-owner/AMERICAN%20AIRLINES%20INC), [Fort Worth, TX](https://openairdocs.org/faa-place/TX/Fort%20Worth), built 2009, S/N 3879
- [N578TR](https://openairdocs.org/aircraft/N578TR): [Career Aviation Co Inc](https://openairdocs.org/faa-owner/CAREER%20AVIATION%20CO%20INC), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 1987, S/N 23578
- [N634BC](https://openairdocs.org/aircraft/N634BC): [Bank Of Utah Trustee](https://openairdocs.org/faa-owner/BANK%20OF%20UTAH%20TRUSTEE), [Salt Lake City, UT](https://openairdocs.org/faa-place/UT/Salt%20Lake%20City), S/N 24255

## NTSB investigations

None matched to aircraft with this engine model.

## FAA accident and incident reports (3)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Incident 20001111038089I](https://openairdocs.org/incident/20001111038089I), Nov 11, 2000: Boeing 7374B7 (N439US), Syracuse, NY. (-23) On Saturday, November 11, 2000, at 1830 EST, a Boeing 737, N439US, flight 1862, operated by usairways, while enroute to detroit, Michigan diverted to…
- [Incident 19960904033669I](https://openairdocs.org/incident/19960904033669I), Sep 4, 1996: Boeing 7374B7 (N434US), Kansas City, MO. Narrative: us air aircraft N434US, flight number 797, departed mci around 20:30 hours CST on 4 September 1996, enroute to sfo. After take-off the landing gear…
- [Incident 19920420012679I](https://openairdocs.org/incident/19920420012679I), Apr 20, 1992: Boeing 7374B7 (N439US), Syracuse, NY. Experienced vibrations on takeoff. Continued flight. Vibrations felt on landing. Found left inboard tire was blown.

## STCs that may be installed (OpenAirDocs) (5)

Approved for this engine model: the STC's model list names it on its data sheet, or a series that includes it. In force first, then newest. The registry doesn't record which STCs an aircraft has.

- [STC SE00032EN](https://openairdocs.org/stc/SE00032EN): Installation of Pratt & Whitney (P&W) Global Material Solutions (GMS) CFM56-3 Fan/Booster Module. Pratt & Whitney
- [STC SE00033EN](https://openairdocs.org/stc/SE00033EN): Installation of Pratt & Whitney (P&W) Global Material Solutions (GMS) CFM56-3 High Pressure Compressor Module. Pratt & Whitney
- [STC SE00034EN](https://openairdocs.org/stc/SE00034EN): Installation of Pratt & Whitney (P&W) Global Material Solutions (GMS) CFM56-3 High Pressure Turbine Module. Pratt & Whitney
- [STC SE00035EN](https://openairdocs.org/stc/SE00035EN): Installation of Pratt & Whitney (P&W) Global Material Solutions (GMS) CFM56-3 Low Pressure Turbine Module. Pratt & Whitney
- [STC SE00822CH](https://openairdocs.org/stc/SE00822CH): Install AeroControlex P/N 2604880-001 variable stator feedback control cable and P/N 2604880-002 variable bleed valve feedback control cable on CFM International engines. AeroControlex Group TransDigm Inc

## PMA parts (OpenAirDocs) (over 1,000, first 50)

Current parts manufacturer approvals (PMA): parts the FAA has approved companies to make as replacements or modifications. Each record lists its models as free text; OpenAirDocs matched them to this engine model on its data sheet, so check the FAA record before relying on it. Newest first.

- [E140375-3](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID181608826420251229153151.0001): Flexible Shaft Assembly. BW Elliott Manufacturing Co LLC · PMA PQ2009NE · Replaces 121762-3 · Dec 17, 2025
- [E140375-3](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID181608826420251229153151.0001): Flexible Shaft Assembly. BW Elliott Manufacturing Co LLC · PMA PQ2009NE · Replaces 121762-3 · Dec 17, 2025
- [E140375-4](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID149149609920251229153152.0001): Flexible Shaft Assembly. BW Elliott Manufacturing Co LLC · PMA PQ2009NE · Replaces 121762-4 · Dec 17, 2025
- [E140375-4](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID149149609920251229153152.0001): Flexible Shaft Assembly. BW Elliott Manufacturing Co LLC · PMA PQ2009NE · Replaces 121762-4 · Dec 17, 2025
- [AAP-3502129-1](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID199148521820251125143636.0001): Bearing. Approved Air Parts, LLC · PMA PQ4173NE · Replaces Honeywell 3502129-1 · Nov 6, 2025
- [AAP-3502129-1](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID199148521820251125143636.0001): Bearing. Approved Air Parts, LLC · PMA PQ4173NE · Replaces Honeywell 3502129-1 · Nov 6, 2025
- [WF335301](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID167080527920250602133024.0001): Filter Element, Lube. Donaldson Company Inc · PMA PQ2432CE · Replaces QA06422, Alternate: 7593194-101… · May 23, 2025
- [WF335301](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID167080527920250602133024.0001): Filter Element, Lube. Donaldson Company Inc · PMA PQ2432CE · Replaces QA06422, Alternate: 7593194-101… · May 23, 2025
- [WF336737](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID154055967520250602133035.0001): Filter Element, Lube. Donaldson Company Inc · PMA PQ2432CE · Replaces CA00075A, Alternate: QA07320ISS1… · May 23, 2025
- [WF336737](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID154055967520250602133035.0001): Filter Element, Lube. Donaldson Company Inc · PMA PQ2432CE · Replaces CA00075A, Alternate: QA07320ISS1… · May 23, 2025
- [WF137676](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID111040143020250602133041.0001): Gasket Seal. Donaldson Company Inc · PMA PQ2432CE · Replaces 161051, 335-299-401-0 · May 23, 2025
- [WF137676](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID111040143020250602133041.0001): Gasket Seal. Donaldson Company Inc · PMA PQ2432CE · Replaces 161051, 335-299-401-0 · May 23, 2025
- [1211175-018](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID197453851820250402211527.0001): Actuator, Variable Stator. Arkwin Industires Inc · PMA PQ0365NE · Replaces 1521M72P05Software version: N/A · Mar 24, 2025
- [1211175-018](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID197453851820250402211527.0001): Actuator, Variable Stator. Arkwin Industires Inc · PMA PQ0365NE · Replaces 1521M72P05Software version: N/A · Mar 24, 2025
- [1211175-007](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID106188561120250402211217.0001): Actuator, Variable Stator. Arkwin Industires Inc · PMA PQ0365NE · Replaces 9971M46P07Software version: N/A · Mar 18, 2025
- [1211175-007](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID106188561120250402211217.0001): Actuator, Variable Stator. Arkwin Industires Inc · PMA PQ0365NE · Replaces 9971M46P07Software version: N/A · Mar 18, 2025
- [305-050-003-0JA](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID147610688520250311191844.0001): Nipple Assy Restrictor. Jet Avion Corporation A HEICO Aerospace Company · PMA PQ1015CE · Replaces 305-050-003-0 · Feb 28, 2025
- [305-050-003-0JA](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID147610688520250311191844.0001): Nipple Assy Restrictor. Jet Avion Corporation A HEICO Aerospace Company · PMA PQ1015CE · Replaces 305-050-003-0 · Feb 28, 2025
- [9528M76P01KT](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID118980261520250303215300.0001): Sleeve. Turbine Kinetics Inc, A HEICO Aerospace Company · PMA PQ0816NE · Replaces 9528M76P01 · Feb 27, 2025
- [9528M76P01KT](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID118980261520250303215300.0001): Sleeve. Turbine Kinetics Inc, A HEICO Aerospace Company · PMA PQ0816NE · Replaces 9528M76P01 · Feb 27, 2025
- [9115M40P03JA](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID131954054120250311191919.0001): Spacer. Jet Avion Corporation A HEICO Aerospace Company · PMA PQ1015CE · Replaces 9115M40P03 · Feb 17, 2025
- [9115M40P03JA](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID131954054120250311191919.0001): Spacer. Jet Avion Corporation A HEICO Aerospace Company · PMA PQ1015CE · Replaces 9115M40P03 · Feb 17, 2025
- [219818-2MIT](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID139406088920241211141040.0001): Bolt-D Head. Mitchell PMA, LLC · PMA PQ04379CE · Replaces 219818-2 · Dec 6, 2024
- [219818-2MIT](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID139406088920241211141040.0001): Bolt-D Head. Mitchell PMA, LLC · PMA PQ04379CE · Replaces 219818-2 · Dec 6, 2024
- [1523M39P07KT](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID134003115120241022134047.0001): Hook Bolt, Self-Wrenching. Turbine Kinetics Inc, A HEICO Aerospace Company · PMA PQ0816NE · Replaces 1523M39P07 · Sep 23, 2024
- [1523M39P07KT](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID134003115120241022134047.0001): Hook Bolt, Self-Wrenching. Turbine Kinetics Inc, A HEICO Aerospace Company · PMA PQ0816NE · Replaces 1523M39P07 · Sep 23, 2024
- [P01532](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID132278572020240620131542.0001): Poppet. Aviation Component Solutions · PMA PQ2685CE · Replaces 6811417 · Jun 11, 2024
- [P01532](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID132278572020240620131542.0001): Poppet. Aviation Component Solutions · PMA PQ2685CE · Replaces 6811417 · Jun 11, 2024
- [AAP-6871685](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID160639425320231102110609.0001): Ring, Retaining. Approved Air Parts Co Inc · PMA PQ4173NE · Replaces Parker Hannifin P/N: 6871685 · Nov 1, 2023
- [AAP-6871685](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID160639425320231102110609.0001): Ring, Retaining. Approved Air Parts Co Inc · PMA PQ4173NE · Replaces Parker Hannifin P/N: 6871685 · Nov 1, 2023
- [AAP-7036M78P33](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID165416036720231101111504.0001): Metal Seal Ring. Approved Air Parts Co Inc · PMA PQ4173NE · Replaces Whittaker Controls P/N: 7036M78P33 · Oct 17, 2023
- [AAP-7036M78P33](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID165416036720231101111504.0001): Metal Seal Ring. Approved Air Parts Co Inc · PMA PQ4173NE · Replaces Whittaker Controls P/N: 7036M78P33 · Oct 17, 2023
- [AAP-7044M13P17](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID160750834020231101111505.0001): Teflon Seal. Approved Air Parts Co Inc · PMA PQ4173NE · Replaces Whittaker Controls P/N 7044M13P17 · Oct 17, 2023
- [AAP-7044M13P17](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID160750834020231101111505.0001): Teflon Seal. Approved Air Parts Co Inc · PMA PQ4173NE · Replaces Whittaker Controls P/N 7044M13P17 · Oct 17, 2023
- [AAP-9193M78P23](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID152832736820231101111506.0001): Spacer, Sleeve. Approved Air Parts Co Inc · PMA PQ4173NE · Replaces Whittaker Controls P/N 9193M78P23 · Oct 17, 2023
- [AAP-9193M78P23](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID152832736820231101111506.0001): Spacer, Sleeve. Approved Air Parts Co Inc · PMA PQ4173NE · Replaces Whittaker Controls P/N 9193M78P23 · Oct 17, 2023
- [AAP-9193M78P24](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID147485661820231101111506.0001): Spacer, Sleeve. Approved Air Parts Co Inc · PMA PQ4173NE · Replaces Whittaker Controls P/N 9193M78P24 · Oct 17, 2023
- [AAP-9193M78P24](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID147485661820231101111506.0001): Spacer, Sleeve. Approved Air Parts Co Inc · PMA PQ4173NE · Replaces Whittaker Controls P/N 9193M78P24 · Oct 17, 2023
- [AAP-7046M78P04](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID133659095420231101111505.0001): Teflon Seal. Approved Air Parts Co Inc · PMA PQ4173NE · Replaces Whittaker Controls P/N 7046M78P04 · Oct 17, 2023
- [AAP-7046M78P04](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID133659095420231101111505.0001): Teflon Seal. Approved Air Parts Co Inc · PMA PQ4173NE · Replaces Whittaker Controls P/N 7046M78P04 · Oct 17, 2023
- [AAP-7046M74P02](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID123223578520231101111505.0001): Metal Seal Ring. Approved Air Parts Co Inc · PMA PQ4173NE · Replaces Whittaker Controls P/N 7046M74P02 · Oct 17, 2023
- [AAP-7046M74P02](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID123223578520231101111505.0001): Metal Seal Ring. Approved Air Parts Co Inc · PMA PQ4173NE · Replaces Whittaker Controls P/N 7046M74P02 · Oct 17, 2023
- [AAP-7046M74P01](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID119979284220231101111505.0001): Metal Seal Ring. Approved Air Parts Co Inc · PMA PQ4173NE · Replaces Whittaker Controls P/N 7046M74P01 · Oct 17, 2023
- [AAP-7046M74P01](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID119979284220231101111505.0001): Metal Seal Ring. Approved Air Parts Co Inc · PMA PQ4173NE · Replaces Whittaker Controls P/N 7046M74P01 · Oct 17, 2023
- [AAP-7044M27P01](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID114494449220231101111505.0001): Guide. Approved Air Parts Co Inc · PMA PQ4173NE · Replaces Whittaker Controls P/N 7044M27P01 · Oct 17, 2023
- [AAP-7044M27P01](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID114494449220231101111505.0001): Guide. Approved Air Parts Co Inc · PMA PQ4173NE · Replaces Whittaker Controls P/N 7044M27P01 · Oct 17, 2023
- [9524M85P02KT](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID195863072620231031170616.0001): Pin-Headed Straight. Turbine Kinetics Inc, A HEICO Aerospace Company · PMA PQ0816NE · Replaces 9524M85P02 · Oct 6, 2023
- [9524M85P02KT](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID195863072620231031170616.0001): Pin-Headed Straight. Turbine Kinetics Inc, A HEICO Aerospace Company · PMA PQ0816NE · Replaces 9524M85P02 · Oct 6, 2023
- [AIR25283](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID193751047420240108175658.0001): RH LPT Cooling Air Tube. Airtomic - A Dover Company (formerly Cook Airtomic) · PMA PQ2681CE · Replaces 1466M75G01, 9393M10G03, 9393M14G01 · Aug 30, 2023
- [AIR25283](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID193751047420240108175658.0001): RH LPT Cooling Air Tube. Airtomic - A Dover Company (formerly Cook Airtomic) · PMA PQ2681CE · Replaces 1466M75G01, 9393M10G03, 9393M14G01 · Aug 30, 2023

All of them: https://openairdocs.org/engine/cfm-international-cfm56-3b-series/pma.md

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