# CFM International CFM56-5B6/P series

- Type: Engine model (FAA registry)
- Registry code: 13018
- Manufacturer (registry): CFM INTL
- Model: CFM56-5B6/P
- Engine type: Turbo-fan
- Power: 23,500 lb thrust
- Installed in: 10 registered aircraft
- Page: https://openairdocs.org/engine/cfm-international-cfm56-5b6-p-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 2023-05-05](https://openairdocs.org/ad/2023-05-05): Turbine Engine Compressor Section · CFM International CFM56-5B1, CFM56-5B1/2P, CFM56-5B1/3 and 98 more. Effective May 10, 2023
- [AD 2021-16-08](https://openairdocs.org/ad/2021-16-08): Turbine Section · CFM International CFM56-5B1, CFM56-5B1/2P, CFM56-5B1/P and 55 more. Effective Sep 28, 2021
- [AD 2017-05-09](https://openairdocs.org/ad/2017-05-09): Accessory Gearboxes · CFM International CFM56-5B1, CFM56-5B1/2P, CFM56-5B1/3 and 33 more. Effective Apr 13, 2017
- [AD 2016-02-04](https://openairdocs.org/ad/2016-02-04): Turbine rear frames (TRFs) · CFM International CFM56-5B1, CFM56-5B1/2P, CFM56-5B1/3 and 33 more. Effective Mar 1, 2016
- [AD 2013-14-06](https://openairdocs.org/ad/2013-14-06): Hydro-mechanical unit (HMU) fuel control · CFM International CFM56-5, CFM56-5B1, CFM56-5B1/2P and 34 more. Effective Sep 3, 2013
- [AD 2010-13-09](https://openairdocs.org/ad/2010-13-09): Stage 3 low-pressure turbine (LPT) · CFM International CFM56-5, CFM56-5-A1/F, CFM56-5A4 and 88 more. Effective Jul 26, 2010
- [AD 2010-09-14](https://openairdocs.org/ad/2010-09-14): Exhaust gas temperature (EGT) · CFM International CFM56-5B1/2P, CFM56-5B1/P, CFM56-5B2/2P and 16 more. Effective Jun 8, 2010
- [AD 2009-18-01](https://openairdocs.org/ad/2009-18-01): LP turbine rear frames · CFM International CFM56-5B1/3, CFM56-5B1/P, CFM56-5B2/3 and 19 more. Effective Oct 1, 2009
- [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 2007-03-15](https://openairdocs.org/ad/2007-03-15): Exhaust gas temperature (EGT) harness · CFM International CFM56-5, CFM56-5B1, CFM56-5B1/2P and 34 more. Effective Mar 19, 2007
- [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 2005-10-05](https://openairdocs.org/ad/2005-10-05): Air turbine starters · CFM International CFM56-5, CFM56-5B1, CFM56-5B1/2P and 50 more. Effective Jun 14, 2005
- [AD 2002-16-18](https://openairdocs.org/ad/2002-16-18): Low pressure turbine (LPT) nozzle segments · CFM International CFM56-5B1, CFM56-5B1/2P, CFM56-5B1/P and 33 more. Effective Sep 18, 2002
- [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 2002-02-13](https://openairdocs.org/ad/2002-02-13): Magnetic Drain Plug · CFM International CFM56-5, CFM56-5-A1/F, CFM56-5A4 and 33 more. Effective Mar 21, 2002
- [AD 2001-11-05](https://openairdocs.org/ad/2001-11-05): No. 4 Bearings · CFM International CFM56-2, CFM56-2B, CFM56-3 and 45 more. Effective Jun 11, 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 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 97-06-01](https://openairdocs.org/ad/97-06-01): High Pressure Compressor Rotor (HPCR) Stage 1-2 Spool · CFM International CFM56-5, CFM56-5B1, CFM56-5B1/2P and 28 more. Effective Jun 3, 1997

Historical (superseded or no longer in force):

- [AD 2021-10-09](https://openairdocs.org/ad/2021-10-09) (historical): Turbine Engine Compressor Section · CFM International CFM56-5B1, CFM56-5B1/2P, CFM56-5B1/3 and 82 more. Effective Jun 24, 2021
- [AD 2019-12-05](https://openairdocs.org/ad/2019-12-05) (historical): Turbine Section · CFM International CFM56-5B1, CFM56-5B1/2P, CFM56-5B1/P and 39 more. Effective Jul 5, 2019
- [AD 2009-01-01](https://openairdocs.org/ad/2009-01-01) (historical): Exhaust gas temperature (EGT) · CFM International CFM56-5B1, CFM56-5B1/2P, CFM56-5B1/P and 22 more. Effective Dec 31, 2008
- [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

## 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-12-29](https://openairdocs.org/saib/NE-12-29): Engine Fuel Distribution  CFM56-5B LPTACC Fuel Manifold. Issued Apr 27, 2012
- [SAIB NE-08-17R2](https://openairdocs.org/saib/NE-08-17R2) (historical): Turbine Section - Propulsion Technology LLC Unapproved Repair. Issued Mar 7, 2011

## Registered aircraft (10)

- [N177XF](https://openairdocs.org/aircraft/N177XF): [Wilmington Trust Co Trustee](https://openairdocs.org/faa-owner/WILMINGTON%20TRUST%20CO%20TRUSTEE), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 2006, S/N 2836
- [N258NV](https://openairdocs.org/aircraft/N258NV): [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), built 2009, S/N 4015
- [N301NV](https://openairdocs.org/aircraft/N301NV): [Sunrise Asset Management LLC](https://openairdocs.org/faa-owner/SUNRISE%20ASSET%20MANAGEMENT%20LLC), [Las Vegas, NV](https://openairdocs.org/faa-place/NV/Las%20Vegas), built 2004, S/N 2319
- [N302NV](https://openairdocs.org/aircraft/N302NV): [Sunrise Asset Management LLC](https://openairdocs.org/faa-owner/SUNRISE%20ASSET%20MANAGEMENT%20LLC), [Las Vegas, NV](https://openairdocs.org/faa-place/NV/Las%20Vegas), built 2005, S/N 2387
- [N306NV](https://openairdocs.org/aircraft/N306NV): [Sunrise Asset Management LLC](https://openairdocs.org/faa-owner/SUNRISE%20ASSET%20MANAGEMENT%20LLC), [Las Vegas, NV](https://openairdocs.org/faa-place/NV/Las%20Vegas), built 2005, S/N 2420
- [N524VA](https://openairdocs.org/aircraft/N524VA): [N524va Trust](https://openairdocs.org/faa-owner/N524VA%20TRUST), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 2007, S/N 3204
- [N553SX](https://openairdocs.org/aircraft/N553SX): [Umb Bank Na Trustee](https://openairdocs.org/faa-owner/UMB%20BANK%20NA%20TRUSTEE), [Salt Lake City, UT](https://openairdocs.org/faa-place/UT/Salt%20Lake%20City), S/N 3171
- [N774XF](https://openairdocs.org/aircraft/N774XF): [Wilmington Trust Co Trustee](https://openairdocs.org/faa-owner/WILMINGTON%20TRUST%20CO%20TRUSTEE), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 2003, S/N 2019
- [N775XF](https://openairdocs.org/aircraft/N775XF): [Wilmington Trust Co Trustee](https://openairdocs.org/faa-owner/WILMINGTON%20TRUST%20CO%20TRUSTEE), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 2004, S/N 2198
- [N776XF](https://openairdocs.org/aircraft/N776XF): [Wilmington Trust Co Trustee](https://openairdocs.org/faa-owner/WILMINGTON%20TRUST%20CO%20TRUSTEE), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 2004, S/N 2209

## NTSB investigations (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB OPS21LA002](https://openairdocs.org/ntsb/OPS21LA002), Apr 29, 2021: Airbus A319-112 (N306NV), St Petersburg-Clearwater, FL, incident, no damage. Probable cause: The air traffic controller’s failure to properly scan the runway and local area, and their general loss of situational awareness, resulting in a near midair collision. Contributing to the incident…

## 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 20160505008899I](https://openairdocs.org/incident/20160505008899I), May 5, 2016: Airbus A319-112 (N301NV), No damage. Aircraft hit clear air turbulence an hour out of punta cana, dominican republic and diverted to Fort Lauderdale , Florida. Three passengers injured and 4…
- [Incident 20131217024369I](https://openairdocs.org/incident/20131217024369I), Dec 17, 2013: Airbus A319-112 (N524VA), Omaha, NE, Minor damage. On December 17, 2013 at 0945 CDT, the pilot of N524VA, an Airbus A-319 contacted Omaha TRACON while enroute from bos-lax and declared an emergency. The…
- [Incident 20090218001729I](https://openairdocs.org/incident/20090218001729I), Feb 18, 2009: Airbus A319111 (N939FR), Omaha, NE, No damage. (-23) N939FR, A319-111, was operated as frontier flight 440, from den to oma. On descent from FL350, the crew received a nr 4 engine control fault message and…

## Service difficulty reports (270, newest 50)

As reported by operators and repair stations, by the model named in the report.

- [SDR AALA202610103443](https://openairdocs.org/sdr/AALA202610103443), Oct 5, 2026: PRESSURE SWITCH. FAULT MESSAGE. AIRCRAFT WAS GROUNDED: ENGINE 2 FUEL FILTER CLOG MESSAGE - MAINTENANCE REPLACED THE ENGINE 2 FUEL FILTER DIFFERENTIAL PRESSURE SWITCH AND ACCOMPLISHED A SATISFA
- [SDR AALA202609276525](https://openairdocs.org/sdr/AALA202609276525), Sep 25, 2026: THRUST LINK. DAMAGED. AIRCRAFT IN BASE MAINTENANCE: LEFT ENGINE FORWARD MOUNT INBOARD THRUST LINK DAMAGED BY THE ANTI-ROTATION CLIP CONTACTING THE LINK AT THE FORWARD END - REPLACED 
- [SDR WX0A2026071732894](https://openairdocs.org/sdr/WX0A2026071732894), Jul 17, 2026: ENGINE. FAULTED. (AIRCRAFT GROUNDED) (ENG SHUTDOWN EVENT) AT ABOUT 26000FT DURING A DECENT ENG 1 MADE A LOUD BANG AND SHUT ITSELF DOWN. UPON INSPECTION, DETERMINATION MADE FOR E
- [SDR AALA202607132365](https://openairdocs.org/sdr/AALA202607132365), Jul 9, 2026: COMPRESSOR. STALLED. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED TO IND DUE TO THE FLIGHT CREW REPORTING THAT AFTER TAKEOFF IN THE CLIMB JUST BEFORE T
- [SDR AALA202605284211](https://openairdocs.org/sdr/AALA202605284211), May 27, 2026: TRANSDUCER. FAULTED. AIRCRAFT WAS NOT GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED TO PHL DUE TO THE FLIGHT CREW REPORTING AN AIR ENGINE 1 BLEED ABNORMAL PRESSURE E
- [SDR AALA202604024487](https://openairdocs.org/sdr/AALA202604024487), Mar 30, 2026: CHECK VALVE. INOPERATIVE. AIRCRAFT WAS GROUNDED: DCA-ALB DIVERTED TO PHL ACCOUNT OF MAINTENANCE, NO.1 ENGINE COMPRESSION STALL INDICATION. AN EMERGENCY WAS DECLARED, AND THE AIRCRAFT WAS
- [SDR AALA202603162106](https://openairdocs.org/sdr/AALA202603162106), Mar 14, 2026: ENGINE. FAULTED. AIRCRAFT WAS GROUNDED: AT CRUSE AT FL360 NR 1 ENGINE STARTED MAKING A THUDDING NOISE, AND THE N1 ROLLED BACK FALLOWED BY A ENG 1 STALL ECAM. N1 THEN RECOVERED, 
- [SDR AALA202602123876](https://openairdocs.org/sdr/AALA202602123876), Feb 10, 2026: REGULATOR VALVE. FAULTED. AIRCRAFT WAS GROUNDED: ENG 2 STALL AT FL 350 WHEN WE WERE ASKED TO DESCEND AND SLOW TO MACH .75. ENG SPOILED DOWN TO BELOW 50% N1 AND THAT'S WHEN WE IMMEDIATELY
- [SDR AALA202511264473](https://openairdocs.org/sdr/AALA202511264473), Nov 24, 2025: BLEED VALVE. INOPERATIVE. AIRCRAFT WAS GROUNDED: AIR INTERRUPT BACK T MIA DUE TO ABNORMAL BL;EED PRESSURE #2 ENGINE. FLIGHTL LANDED OVERWEIGHT WITHOUT INCIDENT, NO EMERGENCY DECLARED. MA
- [SDR AALA202506167319](https://openairdocs.org/sdr/AALA202506167319), Jun 13, 2025: SENSE LINE. CHAFED. AIRCRAFT WAS GROUNDED: CLIMBING THROUGH 10,000 FT ENG1 N1 84.3, ENG2 88.8. CLIMB THRUST, SHOULD HAVE BEEN 88.9 ON BOTH ENGINES.,CLIMBING THROUGH 11,000FT ENG1 N
- [SDR AALA202505224742](https://openairdocs.org/sdr/AALA202505224742), May 18, 2025: ENGINE. FLAMED OUT. AIRCRAFT WAS GROUNDED: LEFT ENGINE FAIL AFTER VERY LOUD BANG ON CLIMB OUT. #1 ENGINE SHUTDOWN AND RETRUNED TO FIELD. MAINTENANCE REMOVED AND REPLACED ENGINE 1 I
- [SDR AALA202409232032](https://openairdocs.org/sdr/AALA202409232032), Sep 21, 2024: BLEED VALVE. FAULTED. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED TO MIA DUE TO AN ENGINE 2 BLEED FAULT AFTER TAKEOFF. FLIGHT CREW REPORTED THAT THE BL
- [SDR AALA202408279576](https://openairdocs.org/sdr/AALA202408279576), Aug 24, 2024: ENGINE. STALLED. AIRCRAFT WAS GROUNDED: FLIGHT CREW REPORTED THE ENGINE #1 STALLED AT FL310 230KTS IN A LEFT HAND TURN. THE ENGINE ROLLED BACK ABOUT 1/2 WAY AND THEN RETURNED TO
- [SDR AALA202409029576](https://openairdocs.org/sdr/AALA202409029576), Aug 24, 2024: ENGINE. STALLED. AIRCRAFT WAS GROUNDED: FLIGHT CREW REPORTED THE ENGINE #1 STALLED AT FL310 230KTS IN A LEFT HAND TURN. THE ENGINE ROLLED BACK ABOUT 1/2 WAY AND THEN RETURNED TO
- [SDR AALA202407178056](https://openairdocs.org/sdr/AALA202407178056), Jul 15, 2024: FUEL FILTER. CLOGGED. AIRCRAFT WAS NOT GROUNDED: ENGINE 1 FUEL FILTER CLOG ECAM MESSAGE. MAINTENANCE REPLACED #1 ENGINE FUEL FILTER PER AMM 73-11-10.
- [SDR AALA202406262668](https://openairdocs.org/sdr/AALA202406262668), Jun 23, 2024: ENGINE. STALLED. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DURING DESCENT INTO CLT DUE THE FLIGHT CREW REPORTING THAT DURING CRUISE AT FL 350 ENGINE 1 STALL ECAM AND N1 R
- [SDR AALA202406282668](https://openairdocs.org/sdr/AALA202406282668), Jun 23, 2024: SOLENOID. DEFECTIVE. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DURING DESCENT INTO CLT DUE THE FLIGHT CREW REPORTING THAT DURING CRUISE AT FL 350 ENGINE 1 STALL ECAM AND N1 R
- [SDR AALA202406145548](https://openairdocs.org/sdr/AALA202406145548), Jun 12, 2024: OIL SYSTEM. FLUCTUATES. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT DIVERTED TO PWM DUE TO THE FLIGHT CREW REPORTING THAT DURING CRUISE THE ENGINE PAGE POPPED UP 
- [SDR AALA202406145803](https://openairdocs.org/sdr/AALA202406145803), Jun 12, 2024: OIL SYSTEM. FLUCTUATES. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT DIVERTED TO PWM DUE TO THE FLIGHT CREW REPORTING THAT DURING CRUISE THE ENGINE PAGE POPPED UP 
- [SDR AALA202406215548](https://openairdocs.org/sdr/AALA202406215548), Jun 12, 2024: CONCENTRATOR. INOPERATIVE. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT DIVERTED TO PWM DUE TO THE FLIGHT CREW REPORTING THAT DURING CRUISE THE ENGINE PAGE POPPED UP 
- [SDR AALA202406215803](https://openairdocs.org/sdr/AALA202406215803), Jun 12, 2024: CONCENTRATOR. INOPERATIVE. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT DIVERTED TO PWM DUE TO THE FLIGHT CREW REPORTING THAT DURING CRUISE THE ENGINE PAGE POPPED UP 
- [SDR AALA202405036245](https://openairdocs.org/sdr/AALA202405036245), May 2, 2024: ENGINE. FAILED. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT DIVERTED TO IAD DUE TO THE FLIGHT CREW REPORTING THAT ON CLIMB OUT THEY HEARD A LOUD BANG AT F
- [SDR AALA202405086245](https://openairdocs.org/sdr/AALA202405086245), May 2, 2024: ENGINE. FAILED. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT DIVERTED TO IAD DUE TO THE FLIGHT CREW REPORTING THAT ON CLIMB OUT THEY HEARD A LOUD BANG AT F
- [SDR AALA202404294408](https://openairdocs.org/sdr/AALA202404294408), Apr 26, 2024: ENGINE. STALLED. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT DIVERTED TO GSO DUE THE FLIGHT CREW REPORTING THAT AT FL320, ENGINE 1 STALLED SEVERAL TIMES. E
- [SDR AALA202405014408](https://openairdocs.org/sdr/AALA202405014408), Apr 26, 2024: ENGINE. STALLED. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT DIVERTED TO GSO DUE THE FLIGHT CREW REPORTING THAT AT FL320, ENGINE 1 STALLED SEVERAL TIMES. E
- [SDR AALA202404100514](https://openairdocs.org/sdr/AALA202404100514), Apr 6, 2024: VALVE. WARNING MESSAGE. AIRCRAFT WAS GROUNDED: ON LEVEL OFF AT FL280, MOMENTARY ENGINE STALL ON #1 ENGINE. RECOVERED ON ITS OWN. ALL ENGINE READINGS NORMAL. ACCOMPANIED BY MOMENTARY EC
- [SDR AALA202404090039](https://openairdocs.org/sdr/AALA202404090039), Apr 5, 2024: FUEL FILTER. CLOGGED. AIRCRAFT WAS NOT GROUNDED: AIRCRAFT RETURNED TO PHX. AFTER THRUST REDUCTION ALTITUDE (1;500FT. APPROX.) FLIGHT CREW REPORTED ECAM MESSAGE ENGINE FILTER CLOG #2.
- [SDR AALA202403213975](https://openairdocs.org/sdr/AALA202403213975), Mar 20, 2024: ENGINE. STALLED. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED TO BOS DUE TO RIGHT ENGINE COMPRESSOR STALL ABOUT 4000' ON DEPARTURE. THE AIRCRAFT LA
- [SDR AALA202404293975](https://openairdocs.org/sdr/AALA202404293975), Mar 20, 2024: ENGINE. STALLED. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED TO BOS DUE TO RIGHT ENGINE COMPRESSOR STALL ABOUT 4000' ON DEPARTURE. THE AIRCRAFT LA
- [SDR AALA2024031280877](https://openairdocs.org/sdr/AALA2024031280877), Mar 8, 2024: ENGINE. STALLED. AIRCRAFT WAS GROUNDED: #2 ENGINE STALL ECAM WARNING DURING CRUISE AT FL 370, WARNING SELF CLEARED WITHOUT PILOT ACTION OR INPUT. **SUPPLEMENTAL REPORT WILL BE S
- [SDR AALA202403198877](https://openairdocs.org/sdr/AALA202403198877), Mar 8, 2024: ENGINE. STALLED. AIRCRAFT WAS GROUNDED: #2 ENGINE STALL ECAM WARNING DURING CRUISE AT FL 370, WARNING SELF CLEARED WITHOUT PILOT ACTION OR INPUT. **SUPPLEMENTAL REPORT FOR AALA2
- [SDR AALA202403078082](https://openairdocs.org/sdr/AALA202403078082), Mar 6, 2024: OIL SYSTEM. LOW. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED TO ORD DUE TO THE FLIGHT CREW REPORTING THAT ON TAKEOFF LOW OIL QUANTITY INDICATION. 
- [SDR AALA202404298082](https://openairdocs.org/sdr/AALA202404298082), Mar 6, 2024: ENGINE. LEAKING. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED TO ORD DUE TO THE FLIGHT CREW REPORTING THAT ON TAKEOFF LOW OIL QUANTITY INDICATION. 
- [SDR AALA202402277774](https://openairdocs.org/sdr/AALA202402277774), Feb 25, 2024: CONTROL UNIT. FAULTED. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT DIVERTED TO CLT. FLIGHT CREW REPORTED AN ENGINE 2 FADEC A FAULT ON CLIMB OUT THAT WENT AWAY FO
- [SDR AALA202310034151](https://openairdocs.org/sdr/AALA202310034151), Oct 1, 2023: BLEED VALVE. DEFECTIVE. AIRCRAFT WAS GROUNDED: ON DESCENT AT FL 26,000 RECEIVED A NUMBER ONE ENGINE STALL COMPRESSOR FOR ABOUT 4 SECONDS FOLLOWED BY A LOUD THUMP. MAINTENANCE FOUND THE
- [SDR AALA202310031217](https://openairdocs.org/sdr/AALA202310031217), Oct 1, 2023: REGULATOR VALVE. DEFECTIVE. AIRCRAFT WAS GROUNDED: ON DESCENT AT FL 26,000 RECEIVED A NUMBER ONE ENGINE STALL COMPRESSOR FOR ABOUT 4 SECONDS FOLLOWED BY A LOUD THUMP. MAINTENANCE FOUND THE
- [SDR AALA202306198657](https://openairdocs.org/sdr/AALA202306198657), Jun 16, 2023: ENGINE. STALLED. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED TO JAX. AFTER TAKEOFF AT APPROX 2000 FT MULTIPLE LOUD BANGS AND AIRCRAFT YAW. POWER W
- [SDR AALA202306238657](https://openairdocs.org/sdr/AALA202306238657), Jun 16, 2023: ENGINE. STALLED. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED TO JAX. AFTER TAKEOFF AT APPROX 2000 FT MULTIPLE LOUD BANGS AND AIRCRAFT YAW. POWER W
- [SDR AALA202301046276](https://openairdocs.org/sdr/AALA202301046276), Jan 1, 2023: FUEL FILTER. CLOGGED. AIRCRAFT WAS GROUNDED: SHORTLY AFTER TAKE OFF ECAM ENGINE 2 FUEL FILTER CLOG ECAM CLEARED APPROXIMATELY 10 MINUTES LATER. MAINTENANCE REPLACED #2 ENGINE FUEL FI
- [SDR AALA202212273973](https://openairdocs.org/sdr/AALA202212273973), Dec 24, 2022: OIL SYSTEM. LEAKING. AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED TO IND DUE TO #1 ENGINE LOW OIL QUANITY AND LOW OIL PRESSURE INDICATION. FLIGHT CREW 
- [SDR AALA202301043973](https://openairdocs.org/sdr/AALA202301043973), Dec 24, 2022: ENGINE. OVERPRESSURED. AIRCRAFT WAS GROUNDED, AN EMERGENCY WAS DECLARED AND ACFT RETURNED TO IND, DUE TO NR 1 ENGINE LOW OIL QUANITY AND LOW OIL PRESSURE INDICATION. FLIGHT CREW MANUA
- [SDR AALA202211167867](https://openairdocs.org/sdr/AALA202211167867), Nov 12, 2022: COMPRESSOR. STALLED. AIRCRAFT WAS GROUNDED: AT 35,000 FT , LEVEL FLIGHT, WHILE REDUCING AIR SPEED FROM 250KTS TO 230KTS. ENGINE #1 HAD 2 COMPRESSOR STALLS. NO NOTICABLE ENGINE INSTR
- [SDR AALA202210036568](https://openairdocs.org/sdr/AALA202210036568), Sep 29, 2022: ENGINE. STALLED. AIRCRAFT WAS GROUNDED: ENGINE 2 STALL INDICATION AT CRUISE ECAM WITH A 3 TO 4 SECOND POWER DECREASE HOWEVER NO AUDIBLE BANG WAS HEARD. MAINTENANCE ACCOMPLISHED 
- [SDR AALA202208255115](https://openairdocs.org/sdr/AALA202208255115), Aug 22, 2022: ENGINE. STALLED. AIRCRAFT WAS GROUNDED: #2 ENGINE STALL ON TAKEOFF DURING GEAR RETRACTION. CREW RAN THE ECAM ACTIONS / QRH. STALL WENT AWAY AT IDLE. STALL RETURNED WHEN ADVANCIN
- [SDR AALA202208305115](https://openairdocs.org/sdr/AALA202208305115), Aug 22, 2022: ENGINE. STALLED. AIRCRAFT WAS GROUNDED: #2 ENGINE STALL ON TAKEOFF DURING GEAR RETRACTION. CREW RAN THE ECAM ACTIONS / QRH. STALL WENT AWAY AT IDLE. STALL RETURNED WHEN ADVANCIN
- [SDR AALA202208183752](https://openairdocs.org/sdr/AALA202208183752), Aug 17, 2022: B-NUT. LOOSE. AIRCRAFT WAS GROUNDED: AT 38,000 FEET, RIGHT ENGINE OIL QUANTITY BEGAN RAPIDLY FALLING.OBSERVED SLOW INCREASE IN OIL TEMPERATURE AND FLUCTUATION IN OIL PRESSURE
- [SDR AALA202208234437](https://openairdocs.org/sdr/AALA202208234437), Aug 17, 2022: ECU. NONE. AIRCRAFT WAS GROUNDED: BOTH LEFT AND RIGHT ENGINES WENT TO LOW OIL QUANTITY AND NO PRESSURE AT CRUISE. AN EMERGENCY WAS DECLARED AND THE AIRCRAFT DIVERTED TO TU
- [SDR AALA202207294452](https://openairdocs.org/sdr/AALA202207294452), Jul 26, 2022: FILTER. CONTAMINATED. AIRCRAFT WAS GROUNDED: ENGINE#2 FUEL FILTER CLOGGED INDICATION ON TAKE OFF WENT OFF AFTER 3 - 5 MINUTES. REPLACED FUEL FILTER PER AMM 73-11-10.
- [SDR AALA202207137202](https://openairdocs.org/sdr/AALA202207137202), Jul 12, 2022: ENGINE. STALLED. AIRCRAFT WAS GROUNDED: ENGINE #1 STALLED AT 34,000 FEET DURING DESCENT. FLIGHT CREW ACCOMPLISHED ECAM PROCEDURES AND SHUT ENGINE DOWN WHEN EGT AT 905 DEGREES. A
- [SDR AALA202207287079](https://openairdocs.org/sdr/AALA202207287079), Jul 12, 2022: LINK. BROKEN. AIRCRAFT WAS GROUNDED: ENGINE #1 STALLED AT 34,000 FEET DURING DESCENT. FLIGHT CREW ACCOMPLISHED ECAM PROCEDURES AND SHUT ENGINE DOWN WHEN EGT AT 905 DEGREES. A

All 270: https://openairdocs.org/engine/cfm-international-cfm56-5b6-p-series/reports.md

## 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.

- [2564M19G01SD](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID183308050320261019152741.0001): Seal - Stg 2 Cprsr Sttr. Seal Dynamics Inc. A HEICO Aerospace Company · PMA PQ1715CE · Replaces 2564M19G01 · Oct 15, 2026
- [2564M19G01SD](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID183308050320261019152741.0001): Seal - Stg 2 Cprsr Sttr. Seal Dynamics Inc. A HEICO Aerospace Company · PMA PQ1715CE · Replaces 2564M19G01 · Oct 15, 2026
- [2564M15G02SD](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID182481008320261019152741.0001): Seal - Retainer Cprsr Sttr. Seal Dynamics Inc. A HEICO Aerospace Company · PMA PQ1715CE · Replaces 2564M15G02 · Oct 15, 2026
- [2564M15G02SD](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID182481008320261019152741.0001): Seal - Retainer Cprsr Sttr. Seal Dynamics Inc. A HEICO Aerospace Company · PMA PQ1715CE · Replaces 2564M15G02 · Oct 15, 2026
- [2564M19G02SD](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID171586083020261019152741.0001): Seal - Stg 2 Cprsr Sttr. Seal Dynamics Inc. A HEICO Aerospace Company · PMA PQ1715CE · Replaces 2564M19G02 · Oct 15, 2026
- [2564M19G02SD](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID171586083020261019152741.0001): Seal - Stg 2 Cprsr Sttr. Seal Dynamics Inc. A HEICO Aerospace Company · PMA PQ1715CE · Replaces 2564M19G02 · Oct 15, 2026
- [2564M15G01SD](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID139341463420261019152740.0001): Seal - Stg 3 Cprsr Sttr. Seal Dynamics Inc. A HEICO Aerospace Company · PMA PQ1715CE · Replaces 2564M15G01 · Oct 15, 2026
- [2564M15G01SD](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID139341463420261019152740.0001): Seal - Stg 3 Cprsr Sttr. Seal Dynamics Inc. A HEICO Aerospace Company · PMA PQ1715CE · Replaces 2564M15G01 · Oct 15, 2026
- [337-141-601-0KT](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID157822411420261008134816.0001): Bolt. Turbine Kinetics Inc., A HEICO Aerospace Company · PMA PQ0816NE · Replaces 337-141-601-0 · Sep 29, 2026
- [337-141-601-0KT](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID157822411420261008134816.0001): Bolt. Turbine Kinetics Inc., A HEICO Aerospace Company · PMA PQ0816NE · Replaces 337-141-601-0 · Sep 29, 2026
- [649-788-399-0JA](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID103937182820260909145920.0001): Packing-Preformed O-Ring. Jet Avion Corporation A HEICO Aerospace Company · PMA PQ1015CE · Replaces 649-788-399-0 · Aug 24, 2026
- [649-788-399-0JA](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID103937182820260909145920.0001): Packing-Preformed O-Ring. Jet Avion Corporation A HEICO Aerospace Company · PMA PQ1015CE · Replaces 649-788-399-0 · Aug 24, 2026
- [2002M87P02JA](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID199317637820260806140031.0001): Gasket - Igniter Adapter. Jet Avion Corporation A HEICO Aerospace Company · PMA PQ1015CE · Replaces 2002M87P02 · Jul 30, 2026
- [2002M87P02JA](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID199317637820260806140031.0001): Gasket - Igniter Adapter. Jet Avion Corporation A HEICO Aerospace Company · PMA PQ1015CE · Replaces 2002M87P02 · Jul 30, 2026
- [2002M87P01JA](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID133871277820260806140030.0001): Gasket - Igniter Adapter. Jet Avion Corporation A HEICO Aerospace Company · PMA PQ1015CE · Replaces 2002M87P01 · Jul 30, 2026
- [2002M87P01JA](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID133871277820260806140030.0001): Gasket - Igniter Adapter. Jet Avion Corporation A HEICO Aerospace Company · PMA PQ1015CE · Replaces 2002M87P01 · Jul 30, 2026
- [3051-1051KT](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID121122166320260805155543.0001): Seal, Trapezoidal. Turbine Kinetics Inc, A HEICO Aerospace Company · PMA PQ0816NE · Replaces 3051-1051 · Jul 21, 2026
- [3051-1051KT](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID121122166320260805155543.0001): Seal, Trapezoidal. Turbine Kinetics Inc, A HEICO Aerospace Company · PMA PQ0816NE · Replaces 3051-1051 · Jul 21, 2026
- [3177421JP-1](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID144029116620260805181453.0001): Setscrew. Jet Parts Engineering Inc · PMA PQ1739CE · Replaces 3177421-1 · Jul 16, 2026
- [3177421JP-1](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID144029116620260805181453.0001): Setscrew. Jet Parts Engineering Inc · PMA PQ1739CE · Replaces 3177421-1 · Jul 16, 2026
- [301-547-905-0JP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID163539788920260806140647.0001): Nut. Jet Parts Engineering Inc · PMA PQ1739CE · Replaces 301-547-905-0 · Jul 14, 2026
- [301-547-905-0JP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID163539788920260806140647.0001): Nut. Jet Parts Engineering Inc · PMA PQ1739CE · Replaces 301-547-905-0 · Jul 14, 2026
- [337-079-905-0JA](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID162121163220260706131723.0001): Plug. Jet Avion Corporation A HEICO Aerospace Company · PMA PQ1015CE · Replaces 337-079-905-0 · Jun 25, 2026
- [337-079-905-0JA](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID162121163220260706131723.0001): Plug. Jet Avion Corporation A HEICO Aerospace Company · PMA PQ1015CE · Replaces 337-079-905-0 · Jun 25, 2026
- [301-808-602-0JA](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID141457374720260706131723.0001): Cover-Filter. Jet Avion Corporation A HEICO Aerospace Company · PMA PQ1015CE · Replaces 301-808-602-0 · Jun 25, 2026
- [301-808-602-0JA](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID141457374720260706131723.0001): Cover-Filter. Jet Avion Corporation A HEICO Aerospace Company · PMA PQ1015CE · Replaces 301-808-602-0 · Jun 25, 2026
- [1211342-240-014JA](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID101824618120260706131723.0001): Packing. Jet Avion Corporation A HEICO Aerospace Company · PMA PQ1015CE · Replaces 1211342-240-014 · Jun 25, 2026
- [1211342-240-014JA](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID101824618120260706131723.0001): Packing. Jet Avion Corporation A HEICO Aerospace Company · PMA PQ1015CE · Replaces 1211342-240-014 · Jun 25, 2026
- [3236051-1HA](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID186586940920260909154537.0001): BOOT, FLEXIBLE. Hutchinson Aerospace & Industry Inc. · PMA PQ0524NM · Replaces 3236051-1 · Jun 24, 2026
- [3236051-1HA](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID186586940920260909154537.0001): BOOT, FLEXIBLE. Hutchinson Aerospace & Industry Inc. · PMA PQ0524NM · Replaces 3236051-1 · Jun 24, 2026
- [1476M79P05JA](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID107210147820260616140659.0001): Damper - Forward Sleeve. Jet Avion Corporation A HEICO Aerospace Company · PMA PQ1015CE · Replaces 1476M79P05 · May 29, 2026
- [1476M79P05JA](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID107210147820260616140659.0001): Damper - Forward Sleeve. Jet Avion Corporation A HEICO Aerospace Company · PMA PQ1015CE · Replaces 1476M79P05 · May 29, 2026
- [AAP-3504163-1](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID180945408320260406133714.0001): Bearing. Approved Air Parts, LLC · PMA PQ4173NE · Replaces Honeywell 3504163-1 · Apr 1, 2026
- [AAP-3504163-1](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID180945408320260406133714.0001): Bearing. Approved Air Parts, LLC · PMA PQ4173NE · Replaces Honeywell 3504163-1 · Apr 1, 2026
- [336-031-701-0JA](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID144123523920260324201242.0001): Weight-Balance 2.9G. Jet Avion Corporation A HEICO Aerospace Company · PMA PQ1015CE · Replaces 336-031-701-0 · Feb 25, 2026
- [336-031-701-0JA](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID144123523920260324201242.0001): Weight-Balance 2.9G. Jet Avion Corporation A HEICO Aerospace Company · PMA PQ1015CE · Replaces 336-031-701-0 · Feb 25, 2026
- [336-031-710-0JA](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID129285223420260324201243.0001): Weight-Balance 6.5G. Jet Avion Corporation A HEICO Aerospace Company · PMA PQ1015CE · Replaces 336-031-710-0 · Feb 25, 2026
- [336-031-710-0JA](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID129285223420260324201243.0001): Weight-Balance 6.5G. Jet Avion Corporation A HEICO Aerospace Company · PMA PQ1015CE · Replaces 336-031-710-0 · Feb 25, 2026
- [336-031-708-0JA](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID112259513820260324201242.0001): Weight-Balance 5.7G. Jet Avion Corporation A HEICO Aerospace Company · PMA PQ1015CE · Replaces 336-031-708-0 · Feb 25, 2026
- [336-031-708-0JA](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID112259513820260324201242.0001): Weight-Balance 5.7G. Jet Avion Corporation A HEICO Aerospace Company · PMA PQ1015CE · Replaces 336-031-708-0 · Feb 25, 2026
- [2949M03P01JA](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID165472228620260225205426.0001): Blade Lock-Compressor Stg 8,9. Jet Avion Corporation A HEICO Aerospace Company · PMA PQ1015CE · Replaces 2949M03P01 · Feb 4, 2026
- [2949M03P01JA](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID165472228620260225205426.0001): Blade Lock-Compressor Stg 8,9. Jet Avion Corporation A HEICO Aerospace Company · PMA PQ1015CE · Replaces 2949M03P01 · Feb 4, 2026
- [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
- [P00484](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID192323849020251124234053.0001): Thrust Washer. Aviation Component Solutions · PMA PQ2685CE · Replaces 222347 · Oct 29, 2025
- [P00484](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID192323849020251124234053.0001): Thrust Washer. Aviation Component Solutions · PMA PQ2685CE · Replaces 222347 · Oct 29, 2025

All of them: https://openairdocs.org/engine/cfm-international-cfm56-5b6-p-series/pma.md

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.