# Alliedsign TFE731 series

- Type: Engine model (FAA registry)
- Registry code: 02509
- Manufacturer (registry): ALLIEDSIGN
- Model: TFE731 SERIES
- Engine type: Turbo-fan
- Power: 3,500 lb thrust
- Installed in: 17 registered aircraft
- Page: https://openairdocs.org/engine/alliedsign-tfe731-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 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 2016-07-02](https://openairdocs.org/ad/2016-07-02): Failure of the interstage turbine transition duct · Honeywell International TFE731-4, TFE731-4R, TFE731-5AR and 2 more. Effective May 5, 2016
- [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 2012-17-05](https://openairdocs.org/ad/2012-17-05): First stage low-pressure turbine (LPT1) rotor assembly · Honeywell International TFE731-4, TFE731-4R, TFE731-5 and 3 more. Effective Oct 2, 2012
- [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 2010-06-11](https://openairdocs.org/ad/2010-06-11): Second stage low-pressure compressor rotor (LPCR) discs · Honeywell International TFE731-2, TFE731-2A, TFE731-2C and 16 more. Effective Apr 21, 2010
- [AD 2008-19-12](https://openairdocs.org/ad/2008-19-12): ITT duct · Honeywell International TFE731-4, TFE731-4R, TFE731-5 and 3 more. Effective Oct 27, 2008
- [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
- [AD 2005-13-07](https://openairdocs.org/ad/2005-13-07): Turbine rotor discs. · Honeywell International TFE731-2, TFE731-2A, TFE731-2B and 12 more. Effective Jul 27, 2005
- [AD 2005-05-15](https://openairdocs.org/ad/2005-05-15): (LPT) stage 1 disks · Honeywell International TFE731-2, TFE731-2C, TFE731-3 and 5 more. Effective Apr 18, 2005
- [AD 2001-23-09](https://openairdocs.org/ad/2001-23-09): Fan Rotor Discs · Honeywell International TFE731-2, TFE731-2A, TFE731-2B and 14 more. Effective Dec 21, 2001
- [AD 2000-15-09](https://openairdocs.org/ad/2000-15-09): HPC Impeller · Honeywell International TFE731-2, TFE731-2A, TFE731-2B and 20 more. Effective Oct 10, 2000
- [AD 98-17-01 R1](https://openairdocs.org/ad/98-17-01-R1): Flex Fuel Tube · Honeywell International TFE731-2, TFE731-2A, TFE731-2B and 14 more. Effective Nov 29, 1999
- [AD 99-07-19](https://openairdocs.org/ad/99-07-19): Tube and Fuel Flow Meter Mounting Bracket · Honeywell International TFE731-40R. Effective Apr 21, 1999
- [AD 98-10-15](https://openairdocs.org/ad/98-10-15): Fuel Line · Honeywell International TFE731-40R. Effective May 19, 1998
- [AD 97-04-03](https://openairdocs.org/ad/97-04-03): First stage low pressure turbine (LPT) seal plates · Honeywell International TFE731-2A, TFE731-3C and TFE731-3CR. Effective May 5, 1997
- [AD 96-05-03](https://openairdocs.org/ad/96-05-03): Fan rotor disks · Honeywell International TFE731-2, TFE731-2A, TFE731-2B and 13 more. Effective Apr 2, 1996
- [AD 96-04-01](https://openairdocs.org/ad/96-04-01): Fan Rotor Assembly · Honeywell International TFE731-2, TFE731-2A, TFE731-2B and 12 more. Effective Mar 15, 1996
- [AD 95-07-02](https://openairdocs.org/ad/95-07-02): Low Pressure Turbine Disks · Honeywell International TFE731-3, TFE731-3A, TFE731-3AR and 3 more. Effective Jun 19, 1995
- [AD 94-23-05](https://openairdocs.org/ad/94-23-05): Honeywell International TFE731-3A and TFE731-3AR. Effective Dec 1, 1994
- [AD 94-07-03](https://openairdocs.org/ad/94-07-03): Turbine Nozzles · Honeywell International TFE731-2A, TFE731-3, TFE731-3A and 4 more. Effective Jun 6, 1994
- [AD 92-02-18](https://openairdocs.org/ad/92-02-18): Inflight Operation · Honeywell International TFE731-5BR. Effective Feb 10, 1993
- [AD 92-21-06](https://openairdocs.org/ad/92-21-06): Low Pressure Turbine (LPT) Rotor Disks · Honeywell International TFE731-2, TFE731-3, TFE731-3A and 2 more. Effective Nov 27, 1992
- [AD 90-24-06](https://openairdocs.org/ad/90-24-06): Thermocouple Lead Assemblies · Honeywell International TFE731-2, TFE731-2A, TFE731-3 and 8 more. Effective Nov 13, 1990
- [AD 90-03-04](https://openairdocs.org/ad/90-03-04): High Pressure Turbine Rotor Discs · Honeywell International TFE731-3, TFE731-3A, TFE731-3AR and 1 more. Effective Feb 22, 1990
- [AD 88-18-03](https://openairdocs.org/ad/88-18-03): High Pressure Turbine Rotor Disc · Honeywell International TFE731-3, TFE731-3A, TFE731-3AR and 1 more. Effective Jul 21, 1989
- [AD 86-03-01](https://openairdocs.org/ad/86-03-01): Turbine Interstage Transition Ducts · Honeywell International TFE731-2, TFE731-3, TFE731-3A and 4 more. Effective Feb 24, 1986
- [AD 82-23-03 R1](https://openairdocs.org/ad/82-23-03-R1): High Pressure Compressor Impellers · Honeywell International TFE731-2, TFE731-2A, TFE731-2B and 12 more. Effective Dec 9, 1983
- [AD 81-24-08](https://openairdocs.org/ad/81-24-08): Turbine Interstage Transition Ducts · Honeywell International TFE731-2, TFE731-3, TFE731-3A and 2 more. Effective Jan 6, 1982
- [AD 80-16-04](https://openairdocs.org/ad/80-16-04): Tie Rod · Honeywell International TFE731-2, TFE731-3 and TFE731-3R. Effective Aug 7, 1980
- [AD 78-22-10](https://openairdocs.org/ad/78-22-10): Low Pressure Rotor Thrust Ball Bearings · Honeywell International TFE731-2, TFE731-3 and TFE731-3R. Effective Nov 13, 1978
- [AD 75-07-10](https://openairdocs.org/ad/75-07-10): Transfer Gearbox Vertical Bevel Gear Bearing · Honeywell International TFE731-2, TFE731-2A, TFE731-2B and 12 more. Effective May 1, 1975
- [AD 74-23-05](https://openairdocs.org/ad/74-23-05): Fuel Pumps · Honeywell International TFE731-2. Effective Nov 14, 1974
- [AD 74-11-06](https://openairdocs.org/ad/74-11-06): Fuel Control Computer · Honeywell International TFE731-2. Effective Sep 23, 1974
- [AD 74-18-16](https://openairdocs.org/ad/74-18-16): Fuel Control Computer · Honeywell International TFE731-2. Effective Sep 6, 1974
- [AD 74-18-12](https://openairdocs.org/ad/74-18-12): Fuel Control Orifice Assembly · Honeywell International TFE731-2. Effective Sep 3, 1974
- [AD 74-13-09](https://openairdocs.org/ad/74-13-09): Fuel Pump Assemblies · Honeywell International TFE731-2. Effective Jul 31, 1974
- [AD 89-22-16](https://openairdocs.org/ad/89-22-16): Engine Acceleration or Deceleration · Honeywell International TFE731-2, TFE731-5, TFE731-5AR and 1 more

Historical (superseded or no longer in force):

- [AD 2017-20-01](https://openairdocs.org/ad/2017-20-01) (historical): Turbine Engine Compressor Section · Honeywell International TFE731-20 and TFE731-40. Effective Nov 2, 2017
- [AD 98-17-01](https://openairdocs.org/ad/98-17-01) (historical): Honeywell International TFE731-2, TFE731-2A, TFE731-2B and 14 more. Effective Oct 13, 1998
- [AD 96-18-13](https://openairdocs.org/ad/96-18-13) (historical): Fan rotor disk · Honeywell International TFE731-2, TFE731-2A, TFE731-3 and 10 more. Effective Nov 12, 1996
- [AD 86-11-05](https://openairdocs.org/ad/86-11-05) (historical): Fan Rotor Discs · Honeywell International TFE731-2, TFE731-3 and TFE731-3R

## Information bulletins (advisory) (1)

- [SAIB NE-06-70](https://openairdocs.org/saib/NE-06-70): . Issued Sep 25, 2006

## Registered aircraft (17)

- [N124HB](https://openairdocs.org/aircraft/N124HB): [Vanguard Aircraft Trust Company LLC Trustee](https://openairdocs.org/faa-owner/VANGUARD%20AIRCRAFT%20TRUST%20COMPANY%20LLC%20TRUSTEE), [Fort Lauderdale, FL](https://openairdocs.org/faa-place/FL/Fort%20Lauderdale), built 1996, S/N 650-7067
- [N20GP](https://openairdocs.org/aircraft/N20GP): [N83 Charlie Inc](https://openairdocs.org/faa-owner/N83%20CHARLIE%20INC), [Fort Wayne, IN](https://openairdocs.org/faa-place/IN/Fort%20Wayne), built 1992, S/N 113
- [N217MJ](https://openairdocs.org/aircraft/N217MJ): [Mtk Leasing LLC](https://openairdocs.org/faa-owner/MTK%20LEASING%20LLC), [Woodburn, OR](https://openairdocs.org/faa-place/OR/Woodburn), built 2002, S/N 217
- [N224JL](https://openairdocs.org/aircraft/N224JL): [205 Flintstones LLC](https://openairdocs.org/faa-owner/205%20FLINTSTONES%20LLC), [Flint, MI](https://openairdocs.org/faa-place/MI/Flint), built 1995, S/N 258279
- [N311RS](https://openairdocs.org/aircraft/N311RS): [Ken Sale Resources Inc](https://openairdocs.org/faa-owner/KEN%20SALE%20RESOURCES%20INC), [Southlake, TX](https://openairdocs.org/faa-place/TX/Southlake), built 1977, S/N 5222
- [N31KH](https://openairdocs.org/aircraft/N31KH): [Aery Aviation LLC](https://openairdocs.org/faa-owner/AERY%20AVIATION%20LLC), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 1999, S/N 173
- [N31ZV](https://openairdocs.org/aircraft/N31ZV): [Ezair International Leasing And Management Inc](https://openairdocs.org/faa-owner/EZAIR%20INTERNATIONAL%20LEASING%20AND%20MANAGEMENT%20INC), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 1996, S/N 127
- [N331US](https://openairdocs.org/aircraft/N331US): [N331us LLC](https://openairdocs.org/faa-owner/N331US%20LLC), [Hillsboro, OR](https://openairdocs.org/faa-place/OR/Hillsboro), built 2000, S/N 196
- [N387TS](https://openairdocs.org/aircraft/N387TS): [Tvpx Aircraft Solutions Inc Trustee](https://openairdocs.org/faa-owner/TVPX%20AIRCRAFT%20SOLUTIONS%20INC%20TRUSTEE), [North Salt Lake, UT](https://openairdocs.org/faa-place/UT/North%20Salt%20Lake), built 1997, S/N 018
- [N43MF](https://openairdocs.org/aircraft/N43MF): [Med Flight Air Ambulance Inc](https://openairdocs.org/faa-owner/MED%20FLIGHT%20AIR%20AMBULANCE%20INC), [Albuquerque, NM](https://openairdocs.org/faa-place/NM/Albuquerque), built 1980, S/N 284
- [N450TJ](https://openairdocs.org/aircraft/N450TJ): [Jaco Oil Co](https://openairdocs.org/faa-owner/JACO%20OIL%20CO), [Bakersfield, CA](https://openairdocs.org/faa-place/CA/Bakersfield), built 1998, S/N 012
- [N481NS](https://openairdocs.org/aircraft/N481NS): [Jp Flying LLC](https://openairdocs.org/faa-owner/JP%20FLYING%20LLC), [Dover, DE](https://openairdocs.org/faa-place/DE/Dover), built 1982, S/N 378
- [N777QL](https://openairdocs.org/aircraft/N777QL): [Med Air LLC](https://openairdocs.org/faa-owner/MED%20AIR%20LLC), [Lawrenceville, GA](https://openairdocs.org/faa-place/GA/Lawrenceville), built 2002, S/N 216
- [N89TB](https://openairdocs.org/aircraft/N89TB): [Air Med Capital LLC](https://openairdocs.org/faa-owner/AIR%20MED%20CAPITAL%20LLC), [Kissimmee, FL](https://openairdocs.org/faa-place/FL/Kissimmee), built 1979, S/N 272
- [N917SM](https://openairdocs.org/aircraft/N917SM): [Aircraft Fidelity Corporation Trustee](https://openairdocs.org/faa-owner/AIRCRAFT%20FIDELITY%20CORPORATION%20TRUSTEE), [Dover, DE](https://openairdocs.org/faa-place/DE/Dover), built 1998, S/N 099
- [N922T](https://openairdocs.org/aircraft/N922T): [G100 LLC](https://openairdocs.org/faa-owner/G100%20LLC), [Rancho Santa Fe, CA](https://openairdocs.org/faa-place/CA/Rancho%20Santa%20Fe), built 1999, S/N 109
- [N929T](https://openairdocs.org/aircraft/N929T): [Cypress Investments LLC](https://openairdocs.org/faa-owner/CYPRESS%20INVESTMENTS%20LLC), [Cheyenne, WY](https://openairdocs.org/faa-place/WY/Cheyenne), built 1980, S/N 24

## 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 20220202000109I](https://openairdocs.org/incident/20220202000109I), Feb 2, 2022: Gates Learjet Corp. 35A (N43MF), Centennial, CO, No damage. On February 2, 2022 at approximately 1030 local time, a lear 35, registration number N43MF and operating under call sign N43MF, [privacy data omitted],…
- [Incident 20151227021589I](https://openairdocs.org/incident/20151227021589I), Dec 27, 2015: Learjet Inc 31A (N31KH), Boise, ID, Minor damage. Aircraft departed ksun with an intended ferry flight to kbjc to address a main landing gear door unsafe light illuminated on the l/h and r/h side. Upon…
- [Incident 20090417009489I](https://openairdocs.org/incident/20090417009489I), Apr 17, 2009: Lear 31 (N818LJ), Boca Raton, FL, No damage. (-23) This aircraft N818LJ had departed Boca Raton Airport (kbct) and landed at ft. lauderdale international airport (kfll) where the crew picked up…

## Service difficulty reports (742, newest 50)

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

- [SDR 2NEA20241106120](https://openairdocs.org/sdr/2NEA20241106120), Nov 6, 2024: MODULATING VALVE. MALFUNCTIONED. AFTER TAKEOFF AND GEAR RETRACTION THE FLIGHT CREW NOTED SMOKE EMITTING FROM THE CONDITIONED AIR DUCTS, AND NUMBER 1 ENGINE HIGH ITT, CREW RETURNED TO FIELD. AFT
- [SDR G1IA20240313060](https://openairdocs.org/sdr/G1IA20240313060), Mar 10, 2024: WARNING MESSAGE. ILLUMINATED. WHILE CRUISING AT 41,000', WE HEARD 3 CHIMES AND OBSERVED A RED L ENG PYLON OVHT ILLUMINATION. I TOLD MY SIC TO GRAB THE QRH AND ADVISED HIM I WILL TAKE RADIO C
- [SDR G1IA20240315060](https://openairdocs.org/sdr/G1IA20240315060), Mar 10, 2024: BLEED AIR SYS. LEAKING. WHILE CRUISING AT 41,000', WE HEARD 3 CHIMES AND OBSERVED A RED L ENG PYLON OVHT ILLUMINATION. I TOLD MY SIC TO GRAB THE QRH AND ADVISED HIM I WILL TAKE RADIO C
- [SDR DIXA20240311001](https://openairdocs.org/sdr/DIXA20240311001), Mar 9, 2024: OIL SYSTEM. FLUCTUATES. DURING DESCENT INTO MMSL CREW NOTICED OIL PRESSURE FLUCTUATING AND DROPPED TO 50 PSI AS A PRECAUTION CREW SHUTDOWN RH ENGINE, NO EMERGENCY DECLARED, AIRCRAFT LA
- [SDR 2022F00383](https://openairdocs.org/sdr/2022F00383), Sep 15, 2022: NONE. ERRATIC. IN-FLIGHT RH ENGINE OIL TEMP FLUCTUATED THEN INDICATED HIGH CAUSING A CAS RED MESSAGE INDICATING RH ENGINE OIL TEMP WAS HIGH. THE CREW SHUT DOWN THE ENGINE AND 
- [SDR 9JLA2021020421591](https://openairdocs.org/sdr/9JLA2021020421591), Dec 21, 2020: DUCT. LEAKING. THE FLIGHT CREW REPORTED THAT DURING CLIMB-OUT AFTER TAKEOFF THEY RECEIVED A RIGHT ENGINE PYLON OVERHEAT CAS MESSAGE. THE CREW RAN THE CHECKLIST AND WAS ABLE TO
- [SDR O2JA202082401](https://openairdocs.org/sdr/O2JA202082401), Aug 19, 2020: WARNING MESSAGE. ACTIVATED. LEFT OIL PRESSURE RED LINED ON TAKE OFF. DURING CLIMB IT REMAINED AROUND 53 PSI.
- [SDR O2JA20200625001](https://openairdocs.org/sdr/O2JA20200625001), Jun 24, 2020: ENGINE. POWER LOSS. THE ISSUE HAPPENS SOMETIMES. DURING CLIMB OUT AROUND 14,000FT TO 20,000FT THE LEFT ENGINE LOST THRUST ASSOCIATED WITH N1, ITT, N2, AND FUEL FLOW INDICATION CHAN
- [SDR 2020F00033](https://openairdocs.org/sdr/2020F00033), Nov 4, 2019: STATIC INVERTER. FAILED. ON THE FIRST LEG OF A FOUR LEG TRIP, THE INVERTER FAILED, AND FAILED TO RESET, AS WE WERE DESCENDING INTO DALLAS FOR A LANDING AT ADDISON (KADS) THE FAILURE OCC
- [SDR 2020F00049](https://openairdocs.org/sdr/2020F00049), Oct 18, 2019: PACKING. MISSING. PILOTS NOTICED LOW OIL PRESSURE INDICATION AFTER CLIMBING THRU 30,000 FEEET ON LEFT ENGINE. WENT THRU OILPRESSURE CHECK LIST AND REDUCED POWER. LOW OIL PRESSURE
- [SDR DBCA2019040130002](https://openairdocs.org/sdr/DBCA2019040130002), Mar 30, 2019: LINE. FAILED. CREW RECEIVED "CHECK OIL" AND "OIL PRESS 3" CAS MESSAGE IN FLIGHT. CREW SHUTDOWN #3 ENGINE, DECLARED EMERGENCY AND DIVERTED. FOUND OIL COOLER SUPPLY LINE CRACKE
- [SDR J7SA201812276001](https://openairdocs.org/sdr/J7SA201812276001), Dec 26, 2018: LINE. DAMAGED. #1 ENGINE OIL PRESSURE FLUCTUATIONS AT FL350. PRESSURE DROPPED AND ILLUMINATED OIL MASTER WARNING WHILE PASSING THROUGH FL200. CREW DECLARED AND EMER AND SHUT D
- [SDR YBB2018F00003](https://openairdocs.org/sdr/YBB2018F00003), Jul 27, 2018: FIRE LOOP. FAILED. DURING POST FLIGHT OF ACFT AT FACILITY LOCATED IN KHUM, ENG NR 2 FIRE LOOP FAILED OPS TEST. NOTIFIED DOM, DOM GROUNDED ACFT. REMOVED NR 2 ENG FIRE DETECTION LOO
- [SDR 9JLA2017082713028](https://openairdocs.org/sdr/9JLA2017082713028), Aug 27, 2017: O-RING. LEAKING. DURING A FLIGHT, THE CREW REPORT INDICATED THAT THEY RECEIVED INDICATION OF LOW OIL PRESSURE FOR THE LT ENGINE. THE CREW COMPLETED CHECKLIST ITEMS, REDUCED POWE
- [SDR YRJR201707180001](https://openairdocs.org/sdr/YRJR201707180001), Jul 17, 2017: CLAMP. BROKEN. AFTER TAKE OFF, A FIRE WARNING ON THE NR 1 ENGINE ILLUMINATED. AIRCRAFT RETURNED TO AIRPORT. EXAMINATION REVEALED TWO HIGH PRESSURE BLEED AIR CLAMPS HAD FAILED.
- [SDR O2JA2017051500105](https://openairdocs.org/sdr/O2JA2017051500105), May 15, 2017: ENGINE. POWER LOSS. DURING DESCENT THE RIGHT ENGINE EXPERIENCED ROLL BACK. RAN CHECKLIST AND LANDED SINGLE ENGINE.
- [SDR O2JA2017051000001](https://openairdocs.org/sdr/O2JA2017051000001), May 8, 2017: ENGINE. FAILED. WHILE BRINGING POWER TO IDLE AT 1000 FT THE RIGHT ENGINE LOST OIL & FUEL PRESSURE AND STARTED WINDMILLING. FOLLOWED THE CHECKLIST AND OPTED NOT TO RESTART THE R
- [SDR 2016FA0000565](https://openairdocs.org/sdr/2016FA0000565), Nov 11, 2016: GENERATOR. FAILED. GENERATOR FAILED DURING TAXI, VIBRATION FELT AND LOSS OF ELECTRICAL GENERATION FROM NR 1 GENERATOR. PILOT INITIATED ENGINE SHUT-DOWN AND SUBSEQUENT VISUAL INSPE
- [SDR DXTA2016101206318](https://openairdocs.org/sdr/DXTA2016101206318), Oct 12, 2016: WIRE HARNESS. FAULTED. CLIMBING THROUGH 11,000 FEET AT 93 % N1, THE NR 1 ENGINE COMPUTER LIGHT ILLUMINATED. THE LEFT ENGINE ROLLED BACK APRX 20 % N1. QRH CHECKLIST WAS COMPLETED. LIGH
- [SDR DXTA2016092406310](https://openairdocs.org/sdr/DXTA2016092406310), Sep 24, 2016: SENSOR. FAILED. DURING CRUISE AT FL 400, THE RIGHT ENGINE ROLLED BACK THEN WENT BACK TO NORMAL. ROLL BACK WAS ENOUGH TO MAKE THE PLANE YAW. RETURNED TO DEPARTURE. REPLACED INLE
- [SDR 9PVA2016053100132](https://openairdocs.org/sdr/9PVA2016053100132), May 25, 2016: PRESSURE SWITCH. FALSE INDICATION. DEPARTED, DURING CLIMBOUT THROUGH 16,000 FT RECEIVED A LEFT LOW FUEL PRESSURE LIGHT FOLLOWED BY STANDBY BOOST PUMP LIGHT. THE CREW COMPLETED THE CHECK LIST AND 
- [SDR ZP7A201605090001](https://openairdocs.org/sdr/ZP7A201605090001), May 9, 2016: ENGINE. FAILED. LEFT ENGINE FAILURE IN FLIGHT. FLUCTUATION IN ITT TEMP BEFORE FAILURE RISE AND FALL. ATTEMPTED TO RESTART. NO LIGHT OFF.
- [SDR 2016FA0000171](https://openairdocs.org/sdr/2016FA0000171), Mar 10, 2016: LINE. CHAFED. DURING A MPI, REPAIR STATION FOUND NR 1 ENGINE FUEL FEED LINE TO THE COMBUSTION NOZZLE DIVIDER CHAFED APPROXIMATELY 50 PERCENT THROUGH THE OD OF SAID LINE, DURI
- [SDR CA151216023](https://openairdocs.org/sdr/CA151216023), Dec 15, 2015: FITTING. BROKEN. (CAN) WHILE PERFORMING A SCHEDULED INACTIVE AIRCRAFT MAINTENANCE RUN, IT WAS DISCOVERED THAT THE LT ENGINE POWER LEVER HAD TO BE SELECTED TO CUTOFF SEVERAL TIME
- [SDR CA151015015](https://openairdocs.org/sdr/CA151015015), Oct 12, 2015: THROTTLE CABLE. FAILED. (CAN) DURING CLIMBOUT LT ENGINE HAD NO RESPONSE TO POWER LEVER MOVEMENT. FLIGHT CREW QUICKLY REALIZED THAT THE LT ENGINE WAS UNRESPONSIVE AND STUCK AT HIGH POWE
- [SDR CA150921003](https://openairdocs.org/sdr/CA150921003), Sep 21, 2015: SKIN. CORRODED. (CAN) DURING SCHEDULED INSPECTION CORROSION WAS FOUND ON THE LOWER RT WING SKIN INBD EDGE. BLENDED OUT CORROSION WAITING ON DETERMINATION FROM MFG AS TO WHETHER
- [SDR CA150326003](https://openairdocs.org/sdr/CA150326003), Mar 22, 2015: DOWNLOCK SWITCH. INTERMITTENT. (CAN) ON APPROACH THE CREW NOTED THE NOSE GEAR INDICATOR FOR DOWN & LOCK DID NOT ILLUMINATE. THEY ABORTED THE APPROACH & DID A FLY BY THE TOWER TO VERIFY THE GE
- [SDR BWVR201503200002](https://openairdocs.org/sdr/BWVR201503200002), Mar 19, 2015: CLAMP. DISENGAGED. DURING ROUTINE MX, ONE OF OUR TECHNICIANS WAS TASKED TO TAKE A SOAP SAMPLE FROM THE ACFT APU. WHILE TAKING THE SAMPLE HE NOTICED THE APU STARTER GEN WAS LOOSE. 
- [SDR CA140626007](https://openairdocs.org/sdr/CA140626007), Jun 25, 2014: SWITCH. FAILED. (CAN) UPON DESCENT THROUGH FL230 CREW NOTICED THE LEFT WINDSHIELD STARTING TO FOG OVER. EVENTUALLY FROSTING OVER. SWITCH WAS INDICATING ON. CREW CYCLED SWITCH A
- [SDR ESPA2014F00126](https://openairdocs.org/sdr/ESPA2014F00126), Jun 5, 2014: FIRE WARNING. ILLUMINATED. ABOUT AN HOUR INTO FLIGHT, THE CREW RECEIVED A RT ENGINE FIRE LIGHT. PERFORMED ALL PROCEDURES, CHECKLIST AND DIVERTED. DISCHARGED THE RT ENGINE FIRE BOTTLE.
- [SDR SUZA20140429001](https://openairdocs.org/sdr/SUZA20140429001), Apr 29, 2014: UNKNOWN. MALFUNCTIONED. DEPARTED KBCT AT 2125UTC OPERATING AS MEDEVAC 35NK ENROUTE TO CYYZ. CABIN ALT WAS OBSERVED TO BE CLIMBING THROUGH 6000 FT. CKLST WAS STARTED & CABIN CONTINUED C
- [SDR J7SA2014020401](https://openairdocs.org/sdr/J7SA2014020401), Feb 23, 2014: COWLING. DEPARTED. RT ENG TOP & BOTTOM COWLINGS DEPARTED ACFT IN FLIGHT. LANDING & TAXI WERE UNEVENTFUL. FSR & ENGINEERING ARE INVOLVED IN THE INVESTIGATION. THE FLIGHT WAS ON A P
- [SDR CA140226002](https://openairdocs.org/sdr/CA140226002), Feb 17, 2014: TUBE. CRACKED. (CAN) ANTI-ICE TUBE ASSEMBLY PN 6630100007-007. INSPECTED AND FOUND CRACKED, FOLLOWING CAUTION MESSAGE REPORTED BY FLIGHT CREW.
- [SDR DXTA2013110405558](https://openairdocs.org/sdr/DXTA2013110405558), Nov 1, 2013: ENGINE. FAILED. CLIMBING THROUGH FL 390, A BANG WAS HEARD ACCOMPANIED BY A SLIGHT VIBRATION AND ITT RISE INTO 900C RANGE. NR 1 ENGINE GUAGES INDICATED A FAILURE. SHUTDOWN ENGIN
- [SDR 2013FA0000482](https://openairdocs.org/sdr/2013FA0000482), Aug 20, 2013: FUEL CONTROL. INOPERATIVE. CREW REPORTED LT ENGINE THROTTLE STUCK AND UNABLE TO RETARD. AFTER MOVING THROTTLE THEY WERE ABLE TO BRING THROTTLE TO IDLE FOR LANDING. REMOVED FUEL CONTROL AN
- [SDR ESPA2013062700370](https://openairdocs.org/sdr/ESPA2013062700370), Jun 26, 2013: CIRCUIT BREAKER. TRIPPED. AFTER TAKEOFF, CREW DISCOVERED ACFT WOULD NOT PRESSURIZE AND AIR CONDITIONING SYS WOULD ONLY PRODUCE HEAT. RETURNED TO DEPARTURE. LANDED WITHOUT INCIDENT. UPON 
- [SDR T6FA2013061212001](https://openairdocs.org/sdr/T6FA2013061212001), Jun 12, 2013: PUMP. FAILED. INFLIGHT ENGINE SHUTDOWN AT 41K FEET. PILOT NOTICED LEFT ENGINE OIL PRESSURE DROPPED INTO YELLOW AND RED. COMPLIED WITH MANUAL REQUIREMENTS AND SHUTDOWN ENGINE 
- [SDR 9JLA201310201303](https://openairdocs.org/sdr/9JLA201310201303), Jun 8, 2013: FCU. LEAKING. THE FLIGHT CREW REPORTED, AFTER SHUTDOWN, THAT FUEL WAS LEAKING FROM THE P3 LIMITER DRAIN LINE. MX TROUBLESHOT AND FOUND THE FUEL CONTROL UNIT WAS DEFECTIVE AND
- [SDR YVRA2013F00075](https://openairdocs.org/sdr/YVRA2013F00075), Mar 5, 2013: STRUT. DISCHARGED. CREW RETRACTED LANDING GEAR AND NOTED GEAR IN TRANSIT INDICATIONS ON ALL THREE OF THE GEAR. CYCLED LANDING GEAR AGAIN WITH NO CHANGE IN INDICATIONS. ALSO NOTED 
- [SDR 9JLA2013011803545](https://openairdocs.org/sdr/9JLA2013011803545), Dec 13, 2012: INDICATOR. DEFECTIVE. DURING THE POST FLIGHT INSPECTION, THE NR 1 ENGINE OIL FILTER BYPASS INDICATOR WAS NOTED IN THE BYPASS POSITION. A SOAP WAS TAKEN AND RESULTS WERE NORMAL. THE B
- [SDR 9JLA201212045728](https://openairdocs.org/sdr/9JLA201212045728), Dec 4, 2012: INDICATOR. STUCK. PILOTS REPORTS THE LT ENGINE N1 INDICATOR STICKS BETWEEN 75 PERCENT AND 80 PERCENT. THIS INDICATOR FAILED 3.4 HRS AFTER INSTALLATION. FAA FORM 8130-3 INDICATED 
- [SDR KKYA20121031001](https://openairdocs.org/sdr/KKYA20121031001), Oct 21, 2012: FILTER. UNKNOWN. AFTER DEPARTURE NR 1 ENGINE FUEL LIGHT CAME ON. REDUCED NR 1 THROTTLE TO IDLE - LIGHT REMAINED ON. REPLACED THE ENGINE FUEL FILTER WITH NEW PER HONEYWELL TFE731
- [SDR CA121004007](https://openairdocs.org/sdr/CA121004007), Oct 3, 2012: WIRE. CHAFED. (CAN) ON DEPARTURE CLIMBOUT PASSING THROUGH 25,000 FT APU FIRE CAS ILLUMINATED INTERMITTENTLY THEN STEADY. CREW COMPLETED THE CHECKLIST PROCEDURE AND FIRE LIGHT
- [SDR CERA2012F00000](https://openairdocs.org/sdr/CERA2012F00000), Sep 24, 2012: WHEEL. DAMAGED. KEYWAY ON NR 1 MAIN WHEEL ASSY BROKE AND SCORED LT MLG SHOCK STRUT ASSY. DAMAGE EXCEEDS LIMITS FROM ACFT MFG ENGINEERING
- [SDR BTA2013F00000](https://openairdocs.org/sdr/BTA2013F00000), Sep 18, 2012: COOLING FAN. LEAKING. HYDRAULIC COOLING FAN LEAKING HYDRAULIC FLUID. HYDRAULIC SYS DEPLETED IN FLIGHT. DECLARED EMERGENCY AND RETURNED TO DEPARTURE.
- [SDR 2012FA0000660](https://openairdocs.org/sdr/2012FA0000660), Sep 17, 2012: ACTUATOR. FAILED. DURING PREFLIGHT, PRIMARY AND SECONDARY TRIM TESTS WERE DONE AND BOTH TESTS SUCCESSFUL. FLIGHT NORMAL UNTIL TOP OF DESCENT. DURING DESCENT PASSING FLIGHT LEVEL 
- [SDR O2GA2012F00184](https://openairdocs.org/sdr/O2GA2012F00184), Sep 8, 2012: ENGINE. BIRD INGESTION. BIRD INGESTION ON NR 2 ENGINE ON INITIAL CLIMB. EMERGENCY PROCEDURES FOLLOWED, NR 2 ENGINE SHUTDOWN AND RETURNED TO DEPARTURE.
- [SDR CIEA201209050003](https://openairdocs.org/sdr/CIEA201209050003), Sep 1, 2012: INSULATION. MELTED. SMOKE IN CABIN COMING FROM LT BENCH DUCT REAR SEAT. DURING CRUISE FLIGHT AND EVENTUALLY SUBSIDED BEFORE RETURNING TO DEPARTURE AIRPORT. MX INVESTIGATED AND FOUN
- [SDR 2012FA0000572](https://openairdocs.org/sdr/2012FA0000572), Aug 17, 2012: ENGINE. SHUTDOWN. CLIMBING TO 38000 FT AT CRUISE, PILOT HEARD LOUD NOISE, THINKING IT WAS EMERGENCY PRESSURIZATION VALVE, AIRPLANE THEN YAWED. PILOT NOTICED POWER DECREASE ON LT 
- [SDR 9JLA2012071904180](https://openairdocs.org/sdr/9JLA2012071904180), Jun 23, 2012: IGNITER BOX. FAILED. CREW REPORTED THAT THE APU WOULD NOT START, TROUBLESHOOTING IDENTIFED THE APU IGNITER BOX DEFECTIVE. A NEW UNIT WAS INSTALLED FUNCTIONAL CHECKED SATISFACTORY.

All 742: https://openairdocs.org/engine/alliedsign-tfe731-series/reports.md

## STCs that may be installed (OpenAirDocs) (2)

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 SE00648CH](https://openairdocs.org/stc/SE00648CH): Convert AlliedSignal TFE731-3-1E/F/K engines to TFE731-3-2AP engines. International turbine Industries. Lists TFE731-3
- [STC SE1040EA](https://openairdocs.org/stc/SE1040EA): Installation of hydraulically actuated target type thrust reverser system. Northrop Grumman Comm Aircraft Div. Lists TFE731-2

## PMA parts (OpenAirDocs) (308, 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.

- [S9413-008WE](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID157713616420261009134008.0001): Packing, Preform - Fluorocarbon. Wencor, LLC · PMA PQ1370NM · Replaces S9413-008 · Oct 1, 2026
- [S9413-114WE](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID144043282220261009134010.0001): Packing, Preform - Fluorocarbon. Wencor, LLC · PMA PQ1370NM · Replaces S9413-114 · Oct 1, 2026
- [S9413-114WE](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID144043282220261009134010.0001): Packing, Preform - Fluorocarbon. Wencor, LLC · PMA PQ1370NM · Replaces S9413-114 · Oct 1, 2026
- [TA3200-1](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID197208112920260818173104.0001): Engine Preheat Kit. Hartzell Propeller LLC · PMA PQ2040CE · Modification part · Mar 3, 2025
- [TA3200-2](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID122849565320260818173104.0001): Engine Preheat Kit. Hartzell Propeller LLC · PMA PQ2040CE · Modification part · Mar 3, 2025
- [S9413-012WE](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID164716779820240919135854.0001): Packing, Preform - Fluorocarbon. Wencor, LLC · PMA PQ1370NM · Replaces S9413-012 · Sep 11, 2023
- [S9413-012WE](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID164716779820240919135854.0001): Packing, Preform - Fluorocarbon. Wencor, LLC · PMA PQ1370NM · Replaces S9413-012 · Sep 11, 2023
- [2118000-42](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID199165805820230731171123.0001): Engine Control Unit. Honeywell International Inc. · PMA PQ1222NM · Replaces 2118000-42 · Jul 26, 2022
- [2101144-6](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID179361796120230731171126.0001): Controller. Honeywell International Inc. · PMA PQ1222NM · Replaces 2101144-6 · Jul 26, 2022
- [2118002-204](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID167190936220230731171134.0001): DEEC. Honeywell International Inc. · PMA PQ1222NM · Replaces 2118002-204 · Jul 26, 2022
- [2118002-60](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID132255777920230731171127.0001): ECU. Honeywell International Inc. · PMA PQ1222NM · Replaces 2118002-60 · Jul 26, 2022
- [2118002-203](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID116555027520230731171128.0001): ECU. Honeywell International Inc. · PMA PQ1222NM · Replaces 2118002-203 · Jul 26, 2022
- [2118002-52](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID195529410820230727204659.0001): Digit. Eng. Cont.. Honeywell International Inc. · PMA PQ1222NM · Replaces 2118002-52 · Mar 8, 2022
- [2101144-5](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID185294538820230727204648.0001): Electronic Engine Controller. Honeywell International Inc. · PMA PQ1222NM · Replaces 2101144-5 · Mar 8, 2022
- [2101142-4](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID172222956120230727204711.0001): Electronic Engine Controller. Honeywell International Inc. · PMA PQ1222NM · Replaces 2101142-4 · Mar 8, 2022
- [2118002-202](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID156902722820230727204700.0001): Digit. Eng. Cont.. Honeywell International Inc. · PMA PQ1222NM · Replaces 2118002-202 · Mar 8, 2022
- [2118002-9](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID147374206420230727204651.0001): Digital Electronic Controller. Honeywell International Inc. · PMA PQ1222NM · Replaces 2118002-9 · Mar 8, 2022
- [2118002-6](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID129328930820230727204649.0001): Digital Electronic Controller. Honeywell International Inc. · PMA PQ1222NM · Replaces 2118002-6 · Mar 8, 2022
- [2118002-8](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID124316171020230727204650.0001): Digital Electronic Controller. Honeywell International Inc. · PMA PQ1222NM · Replaces 2118002-8 · Mar 8, 2022
- [2101142-5](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID103372920420230727204712.0001): Electronic Engine Controller. Honeywell International Inc. · PMA PQ1222NM · Replaces 2101142-5 · Mar 8, 2022
- [2118002-201](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID103172369620230727204652.0001): Digital Electronic Controller. Honeywell International Inc. · PMA PQ1222NM · Replaces 2118002-201 · Mar 8, 2022
- [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/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
- [S9413-214WE](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID156736086320221102020330.0001): Packing, Preform – Fluorocarbon. Wencor, LLC · PMA PQ1370NM · Replaces S9413-214 · Nov 19, 2021
- [JTE936193](https://drs.faa.gov/browse/excelExternalWindow/EA7F49FF3764F2A886257F2400628220.0001): Drive Coupling. Jet Tech Engineering · PMA PQ1680CE · Replaces 936193 · Dec 2, 2015
- [3000002-4PR](https://drs.faa.gov/browse/excelExternalWindow/BFB9CB4A4626D36586257C940070325C.0001): Ring, Piston Set. Precision Ring, Inc. · PMA PQ2464CE · Replaces Garrett P/N 3000002-4 · Feb 23, 2014
- [3073754-1PR](https://drs.faa.gov/browse/excelExternalWindow/455E4974043E2A3686257C94007032E5.0001): Ring, Retaining. Precision Ring, Inc. · PMA PQ2464CE · Replaces Garrett P/N 3073754-1 · Feb 23, 2014
- [3000002-10PR](https://drs.faa.gov/browse/excelExternalWindow/4229726F8178D8B286257C940070329F.0001): Ring, Piston Set. Precision Ring, Inc. · PMA PQ2464CE · Replaces Garrett P/N 3000002-10 · Feb 23, 2014
- [3075377-1PR](https://drs.faa.gov/browse/excelExternalWindow/143AC4856B3D5CF886257C940070332A.0001): Ring, Retaining. Precision Ring, Inc. · PMA PQ2464CE · Replaces Garrett P/N 3075377-1 · Feb 23, 2014
- [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
- [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
- [P-1008](https://drs.faa.gov/browse/excelExternalWindow/F796A3280CF675E786257B4000546D12.0001): Element Assembly. Western Filter A Division of Donalson Company Inc · PMA PQ1847NM · Replaces 897513-1, Alternate: 334508WFC · Mar 11, 2013
- [P-1008](https://drs.faa.gov/browse/excelExternalWindow/F796A3280CF675E786257B4000546D12.0001): Element Assembly. Western Filter A Division of Donalson Company Inc · PMA PQ1847NM · Replaces 897513-1, Alternate: 334508WFC · Mar 11, 2013
- [P-1071](https://drs.faa.gov/browse/excelExternalWindow/D71CA3240CF234D086257B4000546D11.0001): Filter Element. Western Filter A Division of Donalson Company Inc · PMA PQ1847NM · Replaces 3070945-1, Alternate: 334504WFC · Mar 11, 2013
- [AC6091F8Y17](https://drs.faa.gov/browse/excelExternalWindow/911A4F85C729F00086257A610055E81F.0001): Fuel Filter Element. Pall Aeropower Corporation · PMA PQ1063CE · Replaces 897513-1 · May 15, 2012
- [7597122-101](https://drs.faa.gov/browse/excelExternalWindow/F96BC7D88EE0B6338625760A006F1278.0001): Filter Element. PTI Technologies Inc · PMA PQ1341NM · Replaces 897830-1 · Jun 6, 2010
- [P-1008](https://drs.faa.gov/browse/excelExternalWindow/C93EE3A4793197F18625763F0068706C.0001): Element Assembly. Western Filter A Division of Donaldson Company Inc · PMA PQ1847NM · Replaces 897513-1, Alternate 334508WFC · Aug 20, 2009
- [P-1008](https://drs.faa.gov/browse/excelExternalWindow/C93EE3A4793197F18625763F0068706C.0001): Element Assembly. Western Filter A Division of Donaldson Company Inc · PMA PQ1847NM · Replaces 897513-1, Alternate 334508WFC · Aug 20, 2009
- [P-1071](https://drs.faa.gov/browse/excelExternalWindow/7AD47D913F86E7718625763F00687056.0001): Filter Element. Western Filter A Division of Donaldson Company Inc · PMA PQ1847NM · Replaces 3070945-1, Alternate 334504WFC · Aug 20, 2009
- [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
- [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
- [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
- [P-1008](https://drs.faa.gov/browse/excelExternalWindow/8781767537282A74862575D300634D50.0001): Element Assembly. Western Filter A Division of Donaldson Company Inc · PMA PQ1847NM · Replaces 897513-1 · May 28, 2009
- [P-1008](https://drs.faa.gov/browse/excelExternalWindow/8781767537282A74862575D300634D50.0001): Element Assembly. Western Filter A Division of Donaldson Company Inc · PMA PQ1847NM · Replaces 897513-1 · May 28, 2009
- [P-1071](https://drs.faa.gov/browse/excelExternalWindow/31FDFCE95601B538862575D300634D24.0001): Filter Element. Western Filter A Division of Donaldson Company Inc · PMA PQ1847NM · Replaces 3070945-1 · May 28, 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
- [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

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

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