# Alliedsign TFE731-20AR

- Type: Engine model (FAA registry)
- Registry code: 02516
- Manufacturer (registry): ALLIEDSIGN
- Model: TFE731-20AR
- Engine type: Turbo-fan
- Power: 3,650 lb thrust
- Data sheet: [TCDS E1NM](https://openairdocs.org/tcds/E1NM) (OpenAirDocs)
- Holder: Honeywell Aerospace US LLC
- Installed in: 3 registered aircraft
- Page: https://openairdocs.org/engine/alliedsign-tfe731-20ar

Model codes come from the FAA registry's reference file.

## 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 2019-05-07](https://openairdocs.org/ad/2019-05-07): Turbine Engine Compressor Section · Honeywell International TFE731-20AR, TFE731-20BR, TFE731-20R and 4 more. Effective Apr 25, 2019
- [AD 2014-12-52](https://openairdocs.org/ad/2014-12-52): Engines · Honeywell International TFE731-20AR, TFE731-20BR, TFE731-20R and 11 more. Effective Jul 28, 2014
- [AD 2012-16-14](https://openairdocs.org/ad/2012-16-14): LPT2 rotor blades · Honeywell International TFE731-20AR, TFE731-20BR, TFE731-20R and 5 more. Effective Oct 1, 2012
- [AD 2008-02-19](https://openairdocs.org/ad/2008-02-19): High pressure (HP) turbine rotor assemblies · Honeywell International TFE731-20AR, TFE731-20BR, TFE731-20R and 15 more. Effective Mar 6, 2008

## Registered aircraft (3)

- [N126BK](https://openairdocs.org/aircraft/N126BK): [Aircraft Trust & Financing Corp Trustee](https://openairdocs.org/faa-owner/AIRCRAFT%20TRUST%20%26%20FINANCING%20CORP%20TRUSTEE), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 2000, S/N 068
- [N276LJ](https://openairdocs.org/aircraft/N276LJ): [Expedite Aviation LLC](https://openairdocs.org/faa-owner/EXPEDITE%20AVIATION%20LLC), [Westerville, OH](https://openairdocs.org/faa-place/OH/Westerville), built 2001, S/N 156
- [N990EM](https://openairdocs.org/aircraft/N990EM): [Aircraft Trustee Services Inc Trustee](https://openairdocs.org/faa-owner/AIRCRAFT%20TRUSTEE%20SERVICES%20INC%20TRUSTEE), [Dover, DE](https://openairdocs.org/faa-place/DE/Dover), built 2000, S/N 086

## 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 (11)

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

- [SDR OEJ202604300001](https://openairdocs.org/sdr/OEJ202604300001), Apr 28, 2026: OIL SYSTEM. LOW PRESSURE. AFTER 45 MINUTES OF FLIGHT THE CREW NOTINED THE RIGHT ENGINE OIL PRESSURE WAS ERRATIC AND FLUXUATING , THEN AN ENGINE LOW PRESSURE RED CASS WARNING APPEARED. CR
- [SDR 2025FA0000823](https://openairdocs.org/sdr/2025FA0000823), Dec 12, 2025: FIRE LOOP. CHAFED. RH ENGINE FIRE INDICATION ON APPROACH TO LAND. USED BOTH FIRE BOTTLES AND SHUT DOWN THE ENGINE, AND THE LIGHT REMAINED ILLUMINATED. AFTER INSPECTION, NO EVIDENC
- [SDR HVJA202512120583](https://openairdocs.org/sdr/HVJA202512120583), Nov 10, 2025: FIRE LOOP. CHAFED. RH ENGINE FIRE INDICATION ON APPROACH TO LAND. USED BOTH FIRE BOTTLES AND SHUT DOWN THE ENGINE, AND THE LIGHT REMAINED ILLUMINATED. AFTER INSPECTION, NO EVIDENC
- [SDR 2024F00107](https://openairdocs.org/sdr/2024F00107), Mar 22, 2024: VALVE. GOUGED. AIRCRAFT IN CRUISE FLIGHT, ALTITUDE FL410, CREW FELT A PRESSURIZATION "BUMP", NOTICED 2000 FEET PER MINUTE CABIN CLIMB INDICATION, AND EMERGENCY PRESSURIZATION 
- [SDR CVGA20201016002](https://openairdocs.org/sdr/CVGA20201016002), Oct 15, 2020: CARRIER ASSY. BROKEN. NR 2 ENGINE DOES NOT START. NR 2 FAN BLADE DOES NOT ROTATE. AFTER DISASSEMBLY, FOUND 2 EA BROKEN TUBES ON PLANETARY HOUSING. ONE OF THE TUBES WAS JAMMED BETWEEN
- [SDR G1IA201912039126](https://openairdocs.org/sdr/G1IA201912039126), Dec 3, 2019: O-RING. CUT. FAR 135.415 REPORT. PILOT REPORTS " LEFT ENGINE OIL PRESSURE STARTED DROPPING SLOWLY IN CRUISE FLIGHT. WHEN THE PRESSURE REACHED 65 PSI THE THRUST LEVER WAS RET
- [SDR BONA201709250001](https://openairdocs.org/sdr/BONA201709250001), Sep 23, 2017: ENGINE. MAKING METAL. PILOT OBSERVED A CHIP DETECTION CAS MESSAGE ON THE ENGINE. SHORTLY AFTER, THE ENGINE SHUTDOWN WITHOUT BEING COMMANDED. FOUND SUBSTANTIAL DEBRIS ON THE CHIP DETE
- [SDR 2017FA0000141](https://openairdocs.org/sdr/2017FA0000141), Mar 19, 2017: WINDSHIELD. CRACKED. ON CLIMB OUT 22 MINUTES AFTER TAKE OFF AIRCRAFT WAS CLIMBING THROUGH FL 320 ABOUT TO LEVEL OFF AT 330 WHEN A LOUD POP FOLLOWED BY A SUDDEN CRACKING OF THE OUTER
- [SDR 2016FA0000450](https://openairdocs.org/sdr/2016FA0000450), Sep 19, 2016: WINDSHIELD. CRACKED. ON CLIMB OUT REACHING FL 345, THERE WAS LOUD POP THAT CAME FROM THE LEFT FRONT WINDSHIELD CAUSING THE WINDOW TO CRACK THE OUTER PANE. THERE WAS NO PRESSURIZATIO
- [SDR CA120413008](https://openairdocs.org/sdr/CA120413008), Apr 11, 2012: LINE. LEAKING. (CAN) WHILE THE ACFT WAS BEING FUELED FOR TOMORROW MORNING EARLY DEPARTURE, THE MAINT TECH WAS DOING PART OF THE DI OUTSIDE AND NOTICED A VERY WET FUEL LINE IN 
- [SDR CA120301011](https://openairdocs.org/sdr/CA120301011), Feb 25, 2012: DUCT. CHAFED. (CAN) DURING CLIMB, CREW REPORTED A RED CAS MESSAGE, WING, STAB LEAK, THEY IMMEDIATELY PROCEED WITH THE EMERGENCY CHECKLIST AND THE CAS MESSAGE WENT AWAY. UPON 

## PMA parts (OpenAirDocs) (70, 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.

- [S9413-114WE](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID144043282220261009134010.0001): Packing, Preform - Fluorocarbon. Wencor, LLC · PMA PQ1370NM · Replaces S9413-114 · Oct 1, 2026
- [S9413-012WE](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID164716779820240919135854.0001): Packing, Preform - Fluorocarbon. Wencor, LLC · PMA PQ1370NM · Replaces S9413-012 · Sep 11, 2023
- [S9413-214WE](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID170485473120240806154154.0001): Packing, Preform – Fluorocarbon. Wencor, LLC · PMA PQ1370NM · Replaces S9413-214 · Nov 19, 2021
- [S9413-214WE](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID156736086320221102020330.0001): Packing, Preform – Fluorocarbon. Wencor, LLC · PMA PQ1370NM · Replaces S9413-214 · Nov 19, 2021
- [31-75105-4063-5NAD](https://drs.faa.gov/browse/excelExternalWindow/32C81E7A7367D34786257B570067A904.0001): Lube and Scavenge Pump Ref  Model 4447-10. Parker Hannifin Corp · PMA PQ0953NE · Replaces Honeywell International Inc. part… · Apr 24, 2013
- [334508WFC](https://drs.faa.gov/browse/excelExternalWindow/164F0797B5C0EFFF8625763F00662251.0001): Fuel Filter Element. Western Filter A Division of Donaldson Company Inc · PMA PQ1847NM · Replaces 897513-1, P-1008 · Aug 20, 2009
- [334504WFC](https://drs.faa.gov/browse/excelExternalWindow/0D1AF728AC02291E8625763F00662238.0001): Oil Filter Element. Western Filter A Division of Donaldson Company Inc · PMA PQ1847NM · Replaces 3070945-1 · Aug 20, 2009
- [334508WFC](https://drs.faa.gov/browse/excelExternalWindow/52ACFE1327A97A7D862575BB00733276.0001): Oil Filter Element. Western Filter A Division of Donaldson Company Inc · PMA PQ1847NM · Replaces 897513-1, P-1008 · Apr 27, 2009
- [334504WFC](https://drs.faa.gov/browse/excelExternalWindow/0069FF1E367A1244862575BB00733240.0001): Oil Filter Element. Western Filter A Division of Donaldson Company Inc · PMA PQ1847NM · Replaces 3070945-1 · Apr 27, 2009
- [9048393-312](https://drs.faa.gov/browse/excelExternalWindow/F6D45FFF9E6F142B86257530006882B7.0001): Igniter Lead. Unison Industries · PMA PQ1052CE · Replaces Honeywell P/N 3060722-12 · Oct 26, 2008
- [421619](https://drs.faa.gov/browse/excelExternalWindow/CF0C3186FAC0CF35862575300068837E.0001): Harness. Unison Industries · PMA PQ1052CE · Replaces Honeywell P/N 3060762-2 · Oct 26, 2008
- [9048393-311](https://drs.faa.gov/browse/excelExternalWindow/AA5BD3DF678E6198862575300068828B.0001): Igniter Lead. Unison Industries · PMA PQ1052CE · Replaces Honeywell P/N 3060722-11 · Oct 26, 2008
- [9052326-3](https://drs.faa.gov/browse/excelExternalWindow/8EC617C8CE59C83C86257530006882E1.0001): Harness. Unison Industries · PMA PQ1052CE · Replaces Honeywell P/N 3060729-3 · Oct 26, 2008
- [421502](https://drs.faa.gov/browse/excelExternalWindow/7CFA767D05064B6E862575300068831A.0001): Harness. Unison Industries · PMA PQ1052CE · Replaces Honeywell P/N 3060748-3 · Oct 26, 2008
- [421618](https://drs.faa.gov/browse/excelExternalWindow/62100BA52D71FA4E862575300068834F.0001): Harness. Unison Industries · PMA PQ1052CE · Replaces Honeywell P/N 3060757-2 · Oct 26, 2008
- [9048393-310](https://drs.faa.gov/browse/excelExternalWindow/21031DF5743E92F8862575300068824A.0001): Igniter Lead. Unison Industries · PMA PQ1052CE · Replaces Honeywell P/N 3060722-10 · Oct 26, 2008
- [334508WFC](https://drs.faa.gov/browse/excelExternalWindow/915C433D4B455B848625746B0054E055.0001): Oil Filter Element. Western Filter Corporation · PMA PQ1847NM · Replaces 897513-1, P-1008 · May 26, 2008
- [334504WFC](https://drs.faa.gov/browse/excelExternalWindow/4EA67EE067C8D3108625746B0054E011.0001): Oil Filter Element. Western Filter Corporation · PMA PQ1847NM · Replaces 3070945-1 · May 26, 2008
- [334508WFC](https://drs.faa.gov/browse/excelExternalWindow/76D6BD1A1014F5458625740B005FC803.0001): Oil Filter Element. Western Filter Corporation · PMA PQ1847NM · Replaces 897513-1, P-1008 · Feb 26, 2008
- [334504WFC](https://drs.faa.gov/browse/excelExternalWindow/3D85FBEA9E48933C8625740B005FC7D1.0001): Oil Filter Element. Western Filter Corporation · PMA PQ1847NM · Replaces 3070945-1 · Feb 26, 2008
- [1763585](https://drs.faa.gov/browse/excelExternalWindow/6185946877C3FA858625788800575305.0001): Element Assembly. Purolator Facet Inc (formerly Facet Filter Products) · PMA PQ1207CE · Replaces Honeywell P/N 3070945-1, PTI… · Dec 11, 2006
- [1-1497-701](https://drs.faa.gov/browse/excelExternalWindow/135321864A569974862571E90063042C.0001): O-Ring Face Seal. Rexnord Industries, LLC · PMA PQ2030CE · Replaces Honeywell (Allied Signal, Garrett)… · Aug 31, 2006
- [334504WFC](https://drs.faa.gov/browse/excelExternalWindow/77EB253FB72F40E58625706F00754A4C.0001): Oil Filter Element. Western Filter Corporation · PMA PQ1847NM · Replaces 3070945-1 · Jun 30, 2005
- [334508WFC](https://drs.faa.gov/browse/excelExternalWindow/0459856674187CE48625706F00754CAA.0001): Oil Filter Element. Western Filter Corporation · PMA PQ1847NM · Replaces 897513-1 · Jun 30, 2005
- [1-1497-701](https://drs.faa.gov/browse/excelExternalWindow/10ACB489F61F51BC862573C60056A574.0001): O Ring Face Seal. Rexnord Industries, LLC · PMA PQ2030CE · Replaces Honeywell (Allied Signal, Garrett)… · Feb 8, 2005
- [38-87006-3022-4NAD Rev - dated 09/29/98](https://drs.faa.gov/browse/excelExternalWindow/D3840527E549811A862574E5006EA9F5.0001): Valve, Regulator Adjustable. Parker Hannifin Corp, Nichols Airborne Division · PMA PQ0953NE · Replaces Allied Signal 38-87006-3022-4 · Feb 3, 2000
- [31-75105-4049-5NAD Rev. A dated 02/22/99](https://drs.faa.gov/browse/excelExternalWindow/5C541F225A913728862574E5006EA9BA.0001): Lube & Scavenge Pump Assembly With Regulator Valve. Parker Hannifin Corp, Nichols Airborne Division · PMA PQ0953NE · Replaces 3060701-6 · Feb 3, 2000
- [038493-12](https://drs.faa.gov/browse/excelExternalWindow/83247505FD0EE1A18525703F005197AB.0001): Purolator Filter Element Assembly. Purolator Facet Inc (formerly Facet Filter Products) · Replaces Allied-Signal Aerospace Co. (Garrett… · Dec 16, 1997
- [CH31815-1](https://drs.faa.gov/browse/excelExternalWindow/52FBBE90679FA4E28525703E006CBAC9.0001): Igniter. Champion Aerospace LLC · Replaces AlliedSignal 3074541-3 · Jan 27, 1997
- [32-00133-0003-1NAD Rev - Dated 1/16/96](https://drs.faa.gov/browse/excelExternalWindow/8155D2B512264B57862574E5006BEAF1.0001): Kit to Convert GM590-13 to -17 and GM590-16 to-18. Parker Hannifin Corp, Nichols Airborne Division · PMA PQ0953NE · Replaces AlliedSignal P/N 32-00133-0003-1 · Oct 14, 1996
- [3070685-6](https://drs.faa.gov/browse/excelExternalWindow/95FE6E2090EC696E852570440054ECA3.0001): Limiter. Honeywell Aerospace US LLC · PMA PQ1222NM · Replaces Original Equipment · Apr 6, 1994
- [0271927](https://drs.faa.gov/browse/excelExternalWindow/265623868434E1D88525704B00511E5F.0001): Igniter (J 191-1). SL Auburn Inc · Replaces AlliedSignal 3074541-1 · Mar 15, 1994
- [32-62315-2082-3 NAD Rev G](https://drs.faa.gov/browse/excelExternalWindow/FBFE59632C52E199862574E5006BE4D6.0001): Port Plate. Parker Hannifin Corp, Nichols Airborne Division · PMA PQ0953NE · Replaces Garrett Engine P/N 32-62315-2082-3 · Dec 9, 1993
- [32-54004-2049-3 NAD Rev A](https://drs.faa.gov/browse/excelExternalWindow/E953C092A1F18FF2862574E5006BE444.0001): Housing Assembly. Parker Hannifin Corp, Nichols Airborne Division · PMA PQ0953NE · Replaces Garrett Engine P/N 32-54004-2049-3 · Dec 9, 1993
- [24-45100-0113-1 NAD Rev D](https://drs.faa.gov/browse/excelExternalWindow/E750386F131010EE862574E5006BE35B.0001): Gerotor Assy.. Parker Hannifin Corp, Nichols Airborne Division · PMA PQ0953NE · Replaces Garrett Engine P/N 24-45100-0113 -1 · Dec 9, 1993
- [32-62315-1004-2 NAD Rev E](https://drs.faa.gov/browse/excelExternalWindow/E237A97A5574B017862574E5006BE53A.0001): Port Plate Assembly #3. Parker Hannifin Corp, Nichols Airborne Division · PMA PQ0953NE · Replaces Garrett Engine P/N 32-62315-1004-2 · Dec 9, 1993
- [35-61801-1005-2 NAD Rev C](https://drs.faa.gov/browse/excelExternalWindow/DCBB5EC993AE70E6862574E5006BE703.0001): Piston Valve. Parker Hannifin Corp, Nichols Airborne Division · PMA PQ0953NE · Replaces Garrett Engine P/N 35-61801-1005-2 · Dec 9, 1993
- [32-62315-1009-2 NAD Rev C](https://drs.faa.gov/browse/excelExternalWindow/DC328B2574B5808C862574E5006BE5B6.0001): Port Plate Assembly # 6. Parker Hannifin Corp, Nichols Airborne Division · PMA PQ0953NE · Replaces Garrett Engine P/N 32-62315-1009-2 · Dec 9, 1993
- [35-62320-0013-1 NAD Rev D](https://drs.faa.gov/browse/excelExternalWindow/D5F9D1F22AB797B3862574E5006BE72A.0001): Plate Retainer. Parker Hannifin Corp, Nichols Airborne Division · PMA PQ0953NE · Replaces Garrett Engine P/N 35-62320-0013-1 · Dec 9, 1993
- [24-45900-0095-1 NAD Rev C](https://drs.faa.gov/browse/excelExternalWindow/D3A845E99A004007862574E5006BE385.0001): Gerotor Assy.. Parker Hannifin Corp, Nichols Airborne Division · PMA PQ0953NE · Replaces Garrett Engine P/N 24-45900-0095-1 · Dec 9, 1993
- [24-45100-0099-1 NAD Rev C](https://drs.faa.gov/browse/excelExternalWindow/D0D783F3D7531C39862574E5006BE329.0001): Gerotor Assy.. Parker Hannifin Corp, Nichols Airborne Division · PMA PQ0953NE · Replaces Garrett Engine P/N 24-45100-0099 -1 · Dec 9, 1993
- [32-62315-1006-2 NAD Rev H](https://drs.faa.gov/browse/excelExternalWindow/CFDE739DCAB933A0862574E5006BE58D.0001): Port Plate Assembly # 5. Parker Hannifin Corp, Nichols Airborne Division · PMA PQ0953NE · Replaces Garrett Engine P/N 32-62315-1006-2 · Dec 9, 1993
- [35-79501-2080-3 NAD Rev F](https://drs.faa.gov/browse/excelExternalWindow/CCA5BBDC5C029961862574E5006BE7C1.0001): Shaft. Parker Hannifin Corp, Nichols Airborne Division · PMA PQ0953NE · Replaces Garrett Engine P/N 35-79501-2080-3 · Dec 9, 1993
- [35-78510-1004-2 NAD Rev F](https://drs.faa.gov/browse/excelExternalWindow/C4ACEB5D6A5807AC862574E5006BE78F.0001): Adjustable Screw. Parker Hannifin Corp, Nichols Airborne Division · PMA PQ0953NE · Replaces Garrett Engine P/N 35-78510-1004-2 · Dec 9, 1993
- [32-62315-1003-2 NAD Rev G](https://drs.faa.gov/browse/excelExternalWindow/BF9240D6A68EF316862574E5006BE508.0001): Port Plate Assembly # 2. Parker Hannifin Corp, Nichols Airborne Division · PMA PQ0953NE · Replaces Garrett Engine P/N 32-62315-1003-2 · Dec 9, 1993
- [35-62320-0015-1 NAD Rev A](https://drs.faa.gov/browse/excelExternalWindow/BEEAFB9FD42ACE38862574E5006BE75C.0001): Plate Retainer. Parker Hannifin Corp, Nichols Airborne Division · PMA PQ0953NE · Replaces Garrett Engine P/N 35-62320-0015-1 · Dec 9, 1993
- [35-80005-2002-3 NAD Rev C](https://drs.faa.gov/browse/excelExternalWindow/B8DDD6962B2E13D1862574E5006BE7EA.0001): Sleeve. Parker Hannifin Corp, Nichols Airborne Division · PMA PQ0953NE · Replaces Garrett Engine P/N 35-80005-2002-3 · Dec 9, 1993
- [35-59011-0009-1 NAD Rev A](https://drs.faa.gov/browse/excelExternalWindow/AA3C9D924E745D72862574E5006BE6CF.0001): Valve Nut. Parker Hannifin Corp, Nichols Airborne Division · PMA PQ0953NE · Replaces Garrett Engine P/N 35-59011-0009-1 · Dec 9, 1993
- [24-45100-0098-1 NAD Rev G](https://drs.faa.gov/browse/excelExternalWindow/AA0087A5F9B778A9862574E5006BE2F8.0001): Gerotor Assy.. Parker Hannifin Corp, Nichols Airborne Division · PMA PQ0953NE · Replaces Garrett Engine P/N 24-45100-0098-1 · Dec 9, 1993
- [35-87521-0016-1 NAD Rev -](https://drs.faa.gov/browse/excelExternalWindow/9DDFD546CBD90AA1862574E5006BE877.0001): Washer. Parker Hannifin Corp, Nichols Airborne Division · PMA PQ0953NE · Replaces Garrett Engine P/N 35-87521-0016-1 · Dec 9, 1993

All of them: https://openairdocs.org/engine/alliedsign-tfe731-20ar/pma.md

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