# CFM International CFM56-5C4 series - Type: Engine model (FAA registry) - Registry code: 13037 - Manufacturer (registry): CFM INTL - Model: CFM56-5C4 - Engine type: Turbo-fan - Power: 34,000 lb thrust - Installed in: 0 registered aircraft - Page: https://openairdocs.org/engine/cfm-international-cfm56-5c4-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 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 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 2007-24-04](https://openairdocs.org/ad/2007-24-04): Low pressure turbine (LPT) · CFM International CFM56-5C4/1. Effective Dec 6, 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 97-09-02 R3](https://openairdocs.org/ad/97-09-02-R3): High pressure turbine rotor (HPTR) front shafts · CFM International CFM56-5C2, CFM56-5C3/G and CFM56-5C4. Effective Oct 14, 2004 - [AD 2002-22-12](https://openairdocs.org/ad/2002-22-12): Titeflex hoses · BAE Systems ATP, Avro 146-RJ100A, Avro 146-RJ70A and 122 more. Effective Dec 13, 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 2001-09-17](https://openairdocs.org/ad/2001-09-17): Fuel Manifold and CJ9L Harness · CFM International CFM56-5C2, CFM56-5C2/4, CFM56-5C2/F and 13 more. Effective May 14, 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 97-09-02 R2](https://openairdocs.org/ad/97-09-02-R2) (historical): Low pressure turbine rotor (LPTR) · CFM International CFM56-5C2, CFM56-5C2/4, CFM56-5C2/F and 9 more. Effective Apr 29, 2003 - [AD 97-09-02 R1](https://openairdocs.org/ad/97-09-02-R1) (historical): High Pressure Turbine rotor (HPTR) front shaft · CFM International CFM56-5C2/G, CFM56-5C2/G4, CFM56-5C3/G and 3 more. Effective Sep 24, 2002 - [AD 2001-17-14](https://openairdocs.org/ad/2001-17-14) (historical): LPT Conical Supports · CFM International CFM56-5C4/1. Effective Sep 7, 2001 - [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 97-09-02](https://openairdocs.org/ad/97-09-02) (historical): High/Low Pressure Turbine Rotor · CFM International CFM56-5C2/G, CFM56-5C2/G4, CFM56-5C3/G and 3 more. Effective Jun 30, 1997 ## Information bulletins (advisory) (4) - [SAIB NE-08-17R3](https://openairdocs.org/saib/NE-08-17R3): Turbine Section - Propulsion Technology LLC Unapproved Repair. Issued May 28, 2014 - [SAIB NE-08-17R2](https://openairdocs.org/saib/NE-08-17R2) (historical): Turbine Section - Propulsion Technology LLC Unapproved Repair. Issued Mar 7, 2011 - [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 None registered with this engine model now. ## NTSB investigations None matched to aircraft with this engine model. ## FAA accident and incident reports None matched to aircraft with this engine model. ## Service difficulty reports (46) As reported by operators and repair stations, by the model named in the report. - [SDR CA090403001](https://openairdocs.org/sdr/CA090403001), Mar 30, 2009: RELEASE PIN. FAILED. (CAN) DURING OPS TEST OF THE SLIDE/RAFT DEPLOYMENT, WITH THE EMERGENCY CONTROL HANDLE OF THE DOOR IN ARMED POSITION, DOOR HANDLE WAS LIFTED UP, THE DOOR STARTED - [SDR CA070528008](https://openairdocs.org/sdr/CA070528008), Apr 13, 2007: SENSOR. INOPERATIVE. (CAN) NR 2 ENGINE OIL TEMPERATURE HIGH, 30 MILES FROM AIRPORT, ENGINE SHUTDOWN IAW QRH PROCEDURES, AIRCRAFT LANDED WITHOUT INCIDENT. ENGINE OIL TEMP SENSOR AND - [SDR CA061208005](https://openairdocs.org/sdr/CA061208005), Dec 3, 2006: COMPRESSOR. STALLED. (CAN) IN CRUISE, 2 HOURS FROM DESTINATION THE ENGINE STALLED AND EGT WAS RISING. WHEN EGT REACHED 1010 DEG. C, THE ENGINE WAS SHUTDOWN. THE OIL PRESSURE WENT TO - [SDR CA061005005](https://openairdocs.org/sdr/CA061005005), Sep 25, 2006: ECU. FAILED. (CAN) DEPARTURE AND ENROUTE TO DESTINATION, NR 2 ENGINE PARAMETERS ERRATIC, THEN INDICATE THAT NR 2 EGT OVER LIMITS, THEN VIBRATION. ENGINE SHUTDOWN AND BOTTLE - [SDR CA060511002](https://openairdocs.org/sdr/CA060511002), May 10, 2006: MANIFOLD. CRACKED. AIRCRAFT HAD 22 MANIFOLDS FOUND CRACKED. LOOKED AT ANOTHER AIRCRAFT TO PROVIDE SPARES, BUT FOUND MOST OF ITS MANIFOLDS CRACKED TOO. DRAGER (VENDOR) CONTACTED, A - [SDR CA060404003](https://openairdocs.org/sdr/CA060404003), Mar 29, 2006: VIDEO DISPLAY. BURNED. 4H VIDEO MACHINE GOT REALLY HOT AND SMELLED BURNED AT THE END OF FLIGHT. THICK WHITE SMOKE CAME FROM PTV. FOUND PTV OPERATION SERV. FOUND SEAT PWR SUPPLY U/S AN - [SDR CA060214002](https://openairdocs.org/sdr/CA060214002), Feb 14, 2006: LOCK. MALFUNCTIONED. (CAN) THRUST REVERSER NR 4 UNLOCKED. SHUTDOWN NR4 V/S ON OVERWEIGHT LANDING 500FT/MIN LANDING WT 233000 KG. SEE FMR M1243972. ACTION:411T/S 78-31-00-810-970 CAR - [SDR CA050727002](https://openairdocs.org/sdr/CA050727002), Jul 27, 2005: YAW DAMPER. LEAKING. IN CRUISE, YELLOW HYD SYSTEM LEAK TURNED OFF ENG GREEN PUMPS 1 & 2. NO NOSE STEERING ON LANDING. FOUND HYD LEAK IN THS COMPT YAW DAMPER ACTUATOR 19CS1. REPLACED - [SDR CA050516003](https://openairdocs.org/sdr/CA050516003), May 16, 2005: TIRE. DEFLATED. PREMATURE FAILURE OF NR 2 TIRE OF A/C 902 ON LANDING IN YVR MAY 01,2005 FROM FLIGHT 850 FROM HKG. NR 2 TIRE WAS FOUND DEFLATED. MAIN WHEEL REPLACED ON A/C 902 I - [SDR CA050509004](https://openairdocs.org/sdr/CA050509004), May 9, 2005: LIGHT. BURNED. (CAN) APPRO 15 AFTER TAKEOFF, PURSER REPORTED SMOKE IN R1 GALLEY AREA, SMOKE INCREASED. GALLEY C/B'S PULLED, ELECT SMOKE, CARRIED OUT AND FLIGHT RETURNED TO DEP - [SDR CA041214008](https://openairdocs.org/sdr/CA041214008), Dec 14, 2004: ANTENNA. DAMAGED. (CAN) ON ND. SYSTEM RETURNED TO NORMAL BUT GIVEN HISTORY, RETURNED HNL. ANT. COULD BE FELT AND HEARD CLUNKING. REPLACED WX RADAR ANT IAW W/C 34-41-11-000-801-86 - [SDR CA041214009](https://openairdocs.org/sdr/CA041214009), Dec 14, 2004: ANTENNA. DAMAGED. (CAN) ON ND. SYSTEM RETURNED TO NORMAL BUT GIVEN HISTORY, RETURNED HNL. ANTENNA. COULD BE FELT AND HEARD CLUNKING. REPLACED WX RADAR ANTENNA AS PER W/C 34-41-11 - [SDR CA040614002](https://openairdocs.org/sdr/CA040614002), Jun 14, 2004: ENGINE. FOD. (CAN) APPROX 30 MINS FROM DEPARTURE, NR 4 ENG EGT OVERTEMPED AND CLIMBED TO 946 DEGREES AND WAS SHUT DOWN. THERE WAS NO LOUD NOISE OR SHAKING. THE AC MADE A NOR - [SDR CA040225017](https://openairdocs.org/sdr/CA040225017), Feb 24, 2004: SENSOR. MALFUNCTIONED. (CAN) AFTER TAKE OFF ABOUT 100 FOOT ABOVE GROUND LEVEL FLAPS LOCK ECAM MESSAGES, TRIED RESET , NIL FIX, RETURN TO GATE. RESET OF THE COMPUTER SLAT FLAP COMPUTER - [SDR CA040218005](https://openairdocs.org/sdr/CA040218005), Feb 18, 2004: THRUST REVERSER. INOPERATIVE. (CAN) SHORTLY AFTER T/O ROTATION ECAM ENG. NR 1 REV. UNLOCKED. NO BUFFET EXPERIENCED. JETTISONED FUEL AFTER ECAM AND RETURNED TO LAND, OVERWEIGHT 229,000, VERTI - [SDR CA040113001](https://openairdocs.org/sdr/CA040113001), Jan 13, 2004: SELECTOR. MALFUNCTIONED. (CAN) SELECTED GEAR DOWN AND NOTHING HAPPENED FOR AT LEAST A MINUTE, THEN WIGGLED HANDLE THEN THE GEAR CAME DOWN. NOTE: AC SENT TO HANGAR FOR TROUBLE/SHOOTING. - [SDR CA040113005](https://openairdocs.org/sdr/CA040113005), Jan 13, 2004: SAFETY VALVE. INOPERATIVE. (CAN) ON APPROACH, GEAR DID NOT EXTEND NORMALLY ON FIRST ATTEMPT, SECOND ATTEMPT HAD SAME RESULT. CREW ELECTED TO CARRY OUT GO AROUND. LANDING GEAR CONTROL LEVE - [SDR CA031113009](https://openairdocs.org/sdr/CA031113009), Nov 10, 2003: ENGINE. MALFUNCTIONED. (CAN) ON FLT FROM YYZ TO DELLI, 3HRS INTO FLT, NR 4 ENG ROLLED BACK TO 75 PERCENT N1 THEN RECOVERED APROX 1,500 NM FROM DESTINATION. LATER ENG OIL FILTER CLOGGE - [SDR CA030826006](https://openairdocs.org/sdr/CA030826006), Aug 25, 2003: ENGINE. OVERHEATED. (CAN) CLIMBING THROUGH FL130, NR 4 ENGINE STALLED AND HIGH TEMPS. A/C RETURNED HNL WITH ENG SHUT DOWN AND FIRE BOTTLES BLOWN. ENG HAD 17,536 HRS SINCE SHOP VISI - [SDR CA030820001](https://openairdocs.org/sdr/CA030820001), Aug 16, 2003: WHEEL. FAILED. (CAN) AFTER TAKE OFF UNABLE TO CLOSE GEAR DOOR TO CLOSE AIRCRAFT RETURN TO GATE, FOUND BOTH CENTER GEAR WHEEL AT RIM, CENTER GEAR DOORS DAMAGED - [SDR CA030611003](https://openairdocs.org/sdr/CA030611003), Jun 10, 2003: THRUST REVERSER. CRACKED. (CAN) OPERATOR HAS IDENTIFIED CRACKS IN BOTH THE NR 3 AND 4 IN-BOARD THRUST REVERSER HALF, J-RINGS, ON AIRCRAFT 904. THE CRACKS ARE THE SUBJECT OF AD 2003-108 ( - [SDR CA020315005](https://openairdocs.org/sdr/CA020315005), Mar 4, 2002: LINE. LEAKING. (CAN) AFTER TAKEOFF, DURING FLAP RETACTION ECAM MSG HYDRAULIC BLUE ENGINE PUMP PRESSURE LOW CAME ON INTERMITTENTLY. AIRCRAFT RETURNED TO VANCOUVER. FOUND NR 2 E - [SDR CA020121005](https://openairdocs.org/sdr/CA020121005), Jan 1, 2002: ENGINE. FAILED. (CAN) ENGINE SHUT DOWN. WHILE IN CRUISE NR 1 ENGINE SURGED FOLLOWED BY GRADUAL INCREASE IN EGT AND FUEL FLOW. SHORTLY AFTER, ENGINE FILTER CLOG MESSAGE DISPLAYE - [SDR CA020104015](https://openairdocs.org/sdr/CA020104015), Dec 10, 2001: CONTROL UNIT. FAILED. (CAN) MISSED APPROACH IN HONG KONG DUE TO FLAP PROBLEM. AIRCRAFT DID A FLAPLESS LANDING CLASS 1 F/CONTROL FLAPS FAULT-ECAM COMPLETED, RECYCLED. FLAPS INSPECTED - [SDR CA020104018](https://openairdocs.org/sdr/CA020104018), Nov 20, 2001: SEAL. LEAKING. (CAN) APPROX. 1 HOUR AFTER TAKE OFF, NR 3 OIL QUANTITY INDICATED AMBER, NR 3 OIL PRESSURE WENT INTO RED (6PSI) ACCOMPANIED BY ECAM ADVISING TO SHUT DOWN ENGINE. - [SDR CA011127015](https://openairdocs.org/sdr/CA011127015), Nov 18, 2001: ENGINE. FAILED. (CAN) ENROUTE FROM VANCOUVER TO JAPAN, THE FLIGHT EXPERIENCED A POWER LOSS ON NR 3 ENGINE. ROLL BACK TO 77 PERCENT THEN AUTO RE LIGHT OCCURRED RAPIDLY. LATER ON - [SDR CA011127014](https://openairdocs.org/sdr/CA011127014), Nov 16, 2001: LIMITER. FAILED. (CAN) AIRCRAFT LANDED WITH FLAP LOCKED IN THE RETRACT POSITION. AIRCRAFT DID OVERSHOOT, THEN EXECUTED A FLAPLESS LANDING. RT SYSTEM TORQUE LIMITER AND INPUT GEA - [SDR CA011114013](https://openairdocs.org/sdr/CA011114013), Aug 29, 2001: GEARBOX. FAILED. (CAN) ON APPROACH, FLAPS 2 SELECTED, FLAPS DID NOT EXTEND. AIRCRAFT WENT AROUND AND LANDED FLAPLESS AND SLATS EXTENDED.FLIGHT CONTROL FLAPS FAULT MESSAGE. AFTER - [SDR CA010814005](https://openairdocs.org/sdr/CA010814005), Jul 18, 2001: ACTUATOR. FAILED. (CAN) ON MAINTENANCE CHECK FOUND TRIM HORIZONTAL STABILIZER ACTUATOR BALLNUT TRANSFER TUBE DISCONNECTED FROM BALLNUT. REPLACED TRIM HORIZONTAL STABILIZER ACTUAT - [SDR CA010430012](https://openairdocs.org/sdr/CA010430012), Mar 27, 2001: SEAL. FAULTY. (CAN) CENTER RIGHT END LANDING GEAR DOOR WARNING MESSAGE SHOWING THE DOOR NOT CLOSED.DOOR UPLOCK AND DOOR ACTUATOR CHANGED WITHOUT ANY SUCCESS. FOUND TO BE THE - [SDR CA001110020](https://openairdocs.org/sdr/CA001110020), Oct 11, 2000: ENGINE. FAILED. (CAN) LOUD RUMBLING NOISE WITH CORRESPONDING DECREASE IN POWER, ON NR 2 ENGINE RAPID INCREASE IN EXHAUST GAS TEMPERATURE, FOLLOWED BY VIBRATION. ENGINE WAS SHUT - [SDR CA000621036](https://openairdocs.org/sdr/CA000621036), May 31, 2000: HYDRO MECH UNIT. FAILED. (CAN) ON ENGINE SHUT DOWN ALL 4 MASTERS SELECTED OFF, NR 2 ENGINE CONTINUED TO RUN FOR 2 MINUTES. ELECTRONIC DE-CENTRALIZED AIRCRAFT MONITORING MESSAGE HIGH PRE - [SDR CA991231028](https://openairdocs.org/sdr/CA991231028), Dec 31, 1999: BEARING. FAILED. (CAN) NR 4 BEARING FAILURE ON NR 3 ENGINE, - [SDR CA991231027](https://openairdocs.org/sdr/CA991231027), Dec 3, 1999: ECU. FAILED. (CAN) ENGINE FAILED, RELITE AND SUSEQENT COMPRESSOR STALL EXPERIENCED. ENGINE BORESCOPED WITH NO FAULTS FOUND, BOTH VARIABLE STATOR ACTS AND ECU REPLACED. - [SDR CA991210032](https://openairdocs.org/sdr/CA991210032), Oct 27, 1999: ENGINE. FAILED. (CAN) REPORT TO FOLLOW. VSV ACTUATOR POSITION DEMAND DISAGREE FAULT VSVACT/HMU/J6 ANNUNCIATION. OPERATOR HAS FORBIDDEN DISPATCH WITH SIMILAR FAULT MESSAGES. INI - [SDR CA991103089](https://openairdocs.org/sdr/CA991103089), Oct 21, 1999: BEARING. SPALLED. (CAN) N1 FAN SEIZED. REPORT TO FOLLOW. NR 4 BEARING FAILURE EXPERIENCED. - [SDR CA991103088](https://openairdocs.org/sdr/CA991103088), Oct 20, 1999: BEARING. SPALLED. (CAN) COMPRESSOR STALLED. REPORT TO FOLLOW. NR 4 BEARING FAILURE EXPERIENCED. TH E OUTER RACE WAS SPALLED. - [SDR CA991008014](https://openairdocs.org/sdr/CA991008014), Sep 21, 1999: PUMP. FAULTY. (CAN) GREEN SYSTEM HYDRAULIC LOSS OF PRESSURE AND QUANTITY. - [SDR CA991008013](https://openairdocs.org/sdr/CA991008013), Sep 16, 1999: FIRE LOOP. MALFUNCTIONED. (CAN) ON CLIMB-OUT, NR 2 ENGINE FIRE DETECT SYSTEM FAULT. NR 2 ENG FIRE LOOP B REPLACED. - [SDR CA991008012](https://openairdocs.org/sdr/CA991008012), Sep 13, 1999: ECU. FAULTY. (CAN) UNSTABLE ENGINE POWER CAUSED BY ECU CHANNEL B FAULT, LOW PRESSURE TURBINE CLEARANCE VALVE AND T12 SENSOR ALSO CHANGED. - [SDR CA981207018](https://openairdocs.org/sdr/CA981207018), Nov 16, 1998: EEC. MALFUNCTIONED. (CAN) DURING FLIGHT, THE NR 3 ENGINE STARTED TO LOSE POWER. N1 FLUCTUATED FROM MINIMUM TO MAXIMUM. POST-FLIGHT, THE NR 3 ENGINE ELECTRONIC CONTROL UNIT WAS REPL - [SDR CA981130012](https://openairdocs.org/sdr/CA981130012), Nov 13, 1998: CONTROL UNIT. FAILED. (CAN) ON TAKEOFF, NR 3 ENGINE REVERSER UNLOCK MESSAGE ON ELECTRONIC CENTRALIZED AIRCRAFT MONITORING. REPLACED NR 3 REVERSER HYDRAULIC CONTROL UNIT AND PRIMARY L - [SDR CA981113018](https://openairdocs.org/sdr/CA981113018), Oct 30, 1998: HMU. FAULTY. (CAN) AT 15,700 FEET, NR 2 ENGINE CAUSED A VIBRATION IN THE AIRCRAFT. THE ENGINE AUTO SHUTDOWN. HIGH EXHAUST TEMPERATURE WAS THE ONLY PARAMETER NOTED. THE ENGIN - [SDR CA980928025](https://openairdocs.org/sdr/CA980928025), Aug 21, 1998: ENGINE. FLAMED OUT. (CAN) NR 2 ENGINE FLAMED OUT ON TAKEOFF ROLL AT 70 KNOTS. THE TAKEOFF WAS REJECTED. EGT EXCEEDED 1,000 DEGREES CELSIUS. NR 2 ENGINE WAS REPLACED. FURTHER REPORT - [SDR CA970624013](https://openairdocs.org/sdr/CA970624013), May 26, 1997: STATOR VANE. MISSING BOLT. (CAN) TAKEOFF REJECTED AT APPROXIMATELY 100 KTS DUE TO INABILITY TO ACHIEVE TAKEOFF POWER ON #3 ENGINE. REPLACED MISSING BOLT ON VARIABLE STATOR VANE BELLCRANK - [SDR CA970129006](https://openairdocs.org/sdr/CA970129006), Jan 6, 1997: ELBOW ASSY. BROKEN. (CAN) NR 1 ENGINE HIGH PRESSURE DUCTING RUPTURED CAUSING OVERHEAT CONDITION TO LEFT HAND THRUST REVERSER COWL. FOUND NR 1 ENGINE FIFTH COMPRESSOR STAGE ELBOW AS ## 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 - [KT9974M10P207](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID156771068620261019153205.0001): Ring, Piston. Turbine Kinetics Inc., A HEICO Aerospace Company · PMA PQ0816NE · Replaces 9974M10P207 · Oct 7, 2026 - [KT9974M10P207](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID156771068620261019153205.0001): Ring, Piston. Turbine Kinetics Inc., A HEICO Aerospace Company · PMA PQ0816NE · Replaces 9974M10P207 · Oct 7, 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 - [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 - [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 - [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 - [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 - [P00492](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID169258274420251124234054.0001): Carbon Bearing. Aviation Component Solutions · PMA PQ2685CE · Replaces 229711 · Oct 29, 2025 - [P00492](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID169258274420251124234054.0001): Carbon Bearing. Aviation Component Solutions · PMA PQ2685CE · Replaces 229711 · Oct 29, 2025 - [P00496](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID159981740620251124234055.0001): Gland Nut. Aviation Component Solutions · PMA PQ2685CE · Replaces 229710 · Oct 29, 2025 - [P00496](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID159981740620251124234055.0001): Gland Nut. Aviation Component Solutions · PMA PQ2685CE · Replaces 229710 · Oct 29, 2025 - [P01630](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID145061862320251124234055.0001): Seal Ring. Aviation Component Solutions · PMA PQ2685CE · Replaces 324450 · Oct 29, 2025 - [P01630](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID145061862320251124234055.0001): Seal Ring. Aviation Component Solutions · PMA PQ2685CE · Replaces 324450 · Oct 29, 2025 - [P00420](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID137880670920251124234053.0001): Shaft Seal Set. Aviation Component Solutions · PMA PQ2685CE · Replaces 324692 · Oct 29, 2025 - [P00420](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID137880670920251124234053.0001): Shaft Seal Set. Aviation Component Solutions · PMA PQ2685CE · Replaces 324692 · Oct 29, 2025 - [P00171](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID135016155420251124234052.0001): Sleeve. Aviation Component Solutions · PMA PQ2685CE · Replaces 224607 · Oct 29, 2025 - [P00171](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID135016155420251124234052.0001): Sleeve. Aviation Component Solutions · PMA PQ2685CE · Replaces 224607 · Oct 29, 2025 - [P00493](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID134992225020251124234054.0001): Retainer Wire. Aviation Component Solutions · PMA PQ2685CE · Replaces 125532 · Oct 29, 2025 - [P00493](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID134992225020251124234054.0001): Retainer Wire. Aviation Component Solutions · PMA PQ2685CE · Replaces 125532 · Oct 29, 2025 - [P00290](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID111668652720251124234052.0001): Piston Ring Set. Aviation Component Solutions · PMA PQ2685CE · Replaces 323528 · Oct 29, 2025 - [P00290](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID111668652720251124234052.0001): Piston Ring Set. Aviation Component Solutions · PMA PQ2685CE · Replaces 323528 · Oct 29, 2025 - [1559M19P02JA](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID182468241420250904144800.0001): Stop-Sector CPRSR STTR. Jet Avion Corporation A HEICO Aerospace Company · PMA PQ1015CE · Replaces 1559M19P02 · Aug 25, 2025 - [1559M19P02JA](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID182468241420250904144800.0001): Stop-Sector CPRSR STTR. Jet Avion Corporation A HEICO Aerospace Company · PMA PQ1015CE · Replaces 1559M19P02 · Aug 25, 2025 - [KT1523M73P01](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID146855362620250617213148.0001): Collar. Turbine Kinetics Inc, A HEICO Aerospace Company · PMA PQ0816NE · Replaces 1523M73P01 · Jun 3, 2025 - [KT1523M73P01](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID146855362620250617213148.0001): Collar. Turbine Kinetics Inc, A HEICO Aerospace Company · PMA PQ0816NE · Replaces 1523M73P01 · Jun 3, 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 All of them: https://openairdocs.org/engine/cfm-international-cfm56-5c4-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.