# Garrett TPE331-10T

- Type: Engine model (FAA registry)
- Registry code: 29065
- Manufacturer (registry): GARRETT
- Model: TPE331-10T
- Engine type: Turbo-prop
- Power: 776 hp
- Data sheet: [TCDS E4WE](https://openairdocs.org/tcds/E4WE) (OpenAirDocs)
- Holder: Honeywell Aerospace US LLC
- Installed in: 3 registered aircraft
- Page: https://openairdocs.org/engine/garrett-tpe331-10t

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 2018-17-15](https://openairdocs.org/ad/2018-17-15): Turbine Engine Combustion Section · Honeywell International TPE331-1, TPE331-10, TPE331-10AV and 39 more. Effective Oct 22, 2018
- [AD 2018-13-05](https://openairdocs.org/ad/2018-13-05): Turbine Engine Reduction Gear · Honeywell International TPE331-1, TPE331-10, TPE331-10AV and 18 more. Effective Jul 26, 2018
- [AD 2016-21-07](https://openairdocs.org/ad/2016-21-07): Fuel control drive · Honeywell International TPE331-1, TPE331-10, TPE331-10AV and 26 more. Effective Nov 28, 2016
- [AD 2016-18-17](https://openairdocs.org/ad/2016-18-17): Compressor impeller · Honeywell International TPE331-10, TPE331-10AV, TPE331-10GP and 22 more. Effective Nov 4, 2016
- [AD 2012-02-06](https://openairdocs.org/ad/2012-02-06): First stage turbine disks · Honeywell International TPE331-10, TPE331-10AV, TPE331-10GP and 12 more. Effective Mar 15, 2012
- [AD 2011-18-51 R1](https://openairdocs.org/ad/2011-18-51-R1): Main shaft bearing · Honeywell International TPE331-1, TPE331-10, TPE331-10A and 82 more. Effective Oct 19, 2011
- [AD 2009-17-05](https://openairdocs.org/ad/2009-17-05): First stage turbine disks · Honeywell International TPE331-10, TPE331-10A, TPE331-10AV and 20 more. Effective Sep 1, 2009
- [AD 2006-14-03](https://openairdocs.org/ad/2006-14-03): New flight cycle counting method for first, second, and third-stage turbine rotors · Honeywell International TPE331-1, TPE331-10, TPE331-10A and 48 more. Effective Aug 9, 2006
- [AD 2004-09-29](https://openairdocs.org/ad/2004-09-29): First Stage Turbine Disks · Honeywell International TPE331-10, TPE331-10A, TPE331-10AV and 20 more. Effective Jun 15, 2004
- [AD 2002-25-02](https://openairdocs.org/ad/2002-25-02): First stage compressors implellers · Honeywell International TPE331-10, TPE331-10A, TPE331-10AV and 35 more. Effective Jan 21, 2003
- [AD 98-12-09](https://openairdocs.org/ad/98-12-09): Fuel Manifold · Honeywell International TPE331-10, TPE331-10A, TPE331-10AV and 29 more. Effective Aug 7, 1998
- [AD 97-15-10](https://openairdocs.org/ad/97-15-10): Engine Inlet Ice Protection · Honeywell International TPE331-10, TPE331-10A, TPE331-10AV and 39 more. Effective Sep 22, 1997
- [AD 95-16-08](https://openairdocs.org/ad/95-16-08): Life Limited Turbine Components · Honeywell International TPE331-1, TPE331-10, TPE331-10A and 62 more. Effective Sep 5, 1995

Historical (superseded or no longer in force):

- [AD 2018-02-14](https://openairdocs.org/ad/2018-02-14) (historical): Turbine Engine Combustion Section · Honeywell International TPE331-1, TPE331-10, TPE331-10AV and 38 more. Effective Feb 28, 2018
- [AD 2015-12-04](https://openairdocs.org/ad/2015-12-04) (historical): Fuel control unit (FCU) · Honeywell International TPE331-1, TPE331-10, TPE331-10AV and 26 more. Effective Jul 22, 2015
- [AD 2011-18-51](https://openairdocs.org/ad/2011-18-51) (historical): Main shaft bearing · Honeywell International TPE331-1, TPE331-10, TPE331-10A and 82 more
- [AD 2006-15-08](https://openairdocs.org/ad/2006-15-08) (historical): Woodward fuel control unit (FCU) assemblies · Honeywell International TPE331-1, TPE331-10, TPE331-10AV and 26 more. Effective Aug 24, 2006
- [AD 92-02-19 PL](https://openairdocs.org/ad/92-02-19-PL) (historical): Fuel Manifold Assembly Leak · Honeywell International TPE331-10, TPE331-10A, TPE331-10AV and 29 more

## Information bulletins (advisory) (2)

- [SAIB NE-16-19](https://openairdocs.org/saib/NE-16-19): Turbine Engine Compressor Section  Stator Nozzle Distress. Issued Jul 22, 2016
- [SAIB NE-16-18](https://openairdocs.org/saib/NE-16-18): Power Lever  Loss of Power Control. Issued Jul 11, 2016

## Registered aircraft (3)

- [N52PY](https://openairdocs.org/aircraft/N52PY): [Jk Aviation LLC](https://openairdocs.org/faa-owner/JK%20AVIATION%20LLC), [Carson City, NV](https://openairdocs.org/faa-place/NV/Carson%20City), S/N 11196
- [N690AX](https://openairdocs.org/aircraft/N690AX): [Pia Avcenter LLC](https://openairdocs.org/faa-owner/PIA%20AVCENTER%20LLC), [Peoria, IL](https://openairdocs.org/faa-place/IL/Peoria), built 1977, S/N 11384
- [N840PN](https://openairdocs.org/aircraft/N840PN): [West Transportation LLC](https://openairdocs.org/faa-owner/WEST%20TRANSPORTATION%20LLC), [West Bloomfield, MI](https://openairdocs.org/faa-place/MI/West%20Bloomfield), built 1981, S/N 11679

## NTSB investigations (4)

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 ANC25LA067](https://openairdocs.org/ntsb/ANC25LA067), Jul 3, 2025: Rockwell International 690B (N690AX), Fairbanks, AK, substantial damage. Probable cause: The pilot’s failure to maintain control during takeoff resulting in a gear-up landing on the runway. Contributing to the accident was the pilot’s momentary distraction from within the airplane.
- [NTSB GAA19CA494](https://openairdocs.org/ntsb/GAA19CA494), Aug 14, 2019: Rockwell 690 (N52PY), Stockton, CA, substantial damage. Probable cause: The pilot's delay in extending the landing gear and his improper movement of the landing gear lever, which led to a gear-up landing.
- [NTSB CEN09WA360](https://openairdocs.org/ntsb/CEN09WA360), Dec 12, 2006: Gulfstream American 690C (N840PN), Lelystad, Netherlands, incident, no damage
- [NTSB DFW07FA004](https://openairdocs.org/ntsb/DFW07FA004), Oct 15, 2006: Aero Commander 690A (N55JS), Antlers, OK, destroyed, 4 fatal. Probable cause: The pilot's failure to reduce airspeed while operating in an area of moderate turbulence, resulting in an in-flight break up. Contributing factors were the pilot's decision to exceed the maximum…

## 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.

- [Accident 20250703008009A](https://openairdocs.org/incident/20250703008009A), Jul 3, 2025: Rockwell International 690B (N690AX), Fairbanks, AK, Substantial damage. During takeoff and upon initial rotation, pilot was distracted by an unsecured item that shifted in the rear of the aircraft. When the pilot turned to look…
- [Incident 20190814018049I](https://openairdocs.org/incident/20190814018049I), Aug 14, 2019: Aero Commander 690A (N52PY), Stockton, CA, Minor damage. Stockton, CA (sck) N52PY, AC90 gear up landing rwy 29R POB:1, injuries: none, damage extent minor, 08/14/19 2120Z
- [Accident 20061015021169A](https://openairdocs.org/incident/20061015021169A), Oct 15, 2006: Gulstm 690A (N55JS), Antlers, OK, Destroyed, 4 fatal. (-23) On October 15, 1006 at 1303 CDT, a twin commander 690A, N55JS impacted terrain after departing controlled flight three miles west of Antlers, OK. Review…

## Service difficulty reports (27)

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

- [SDR V8ZA202009100001](https://openairdocs.org/sdr/V8ZA202009100001), Sep 8, 2020: FITTING. DETACHED. PILOT TAXIED FOR TAKEOFF AND USED THE RUDDER SYSTEM TO MAINTAIN DIRECTIONAL CONTROL BOTH ON THE GROUND AND DURING THE TAKEOFF ROLL. WHEN IN THE AIR HE NOTICED A
- [SDR XV6A2016052200002](https://openairdocs.org/sdr/XV6A2016052200002), May 22, 2016: UNKNOWN. ODOR. ELECTRICAL "HOT" ODOR NOTED WHILE IN PATTERN. PERFORMED POWER/ON OPS CHECKS OF EXTERNAL POWER, AVIONICS POWER, STATIC INVERTERS, INSTRUMENT PANEL AND COCKPIT LI
- [SDR XV6A2016050300001](https://openairdocs.org/sdr/XV6A2016050300001), May 3, 2016: HOSE. CHAFED. AFTER GEAR EXTENSION NWS, NOSE WHEEL STEERING, BYPASS ANNUNCIATOR ILLUMINATED AND HYDRAULIC PRESSURE INDICATED 0 BAR. AFTER INSPECTION FOUND NWS HYD LINE CHAFED
- [SDR CA160222010](https://openairdocs.org/sdr/CA160222010), Feb 22, 2016: FUEL LINE. WORN. (CAN) WHILE REMOVING LT STARTER/GEN FOR INSPECTION PURPOSES IT WAS FOUND THE FUEL LINE (P/N 3102762-1) WAS RUBBED ALMOST ALL OF THE WAY THROUGH BY THE PROPELLER
- [SDR CA150831007](https://openairdocs.org/sdr/CA150831007), Aug 28, 2015: FILTER. MISSING. (CAN) WHILE CARRYING OUT AD 2015-12-04 FCU SPLINE SHAFT INSPECTION, THE FCU WAS FOUND TO BE MISSING IT`S FILTER SCREEN. A REPLACEMENT FILTER WAS INSTALLED.
- [SDR XV6A2014071500002](https://openairdocs.org/sdr/XV6A2014071500002), Jul 15, 2014: ENGINE. WARNING LIGHT. DURING CRUISE FLIGHT AT 9500 FT, MASTER WARNING HORN & LIGHT SOUNDED. LT OIL PRESSURE ANNUNCIATOR ILLUMINATED & TORQUE DROPPED. RAN QRH ENG FAILURE CHECKLIST, D
- [SDR XV6A2013112500009](https://openairdocs.org/sdr/XV6A2013112500009), Nov 25, 2013: SHUTOFF VALVE. STUCK. LEFT ENGINE FIRE BOTTLE FIRED DUE TO FIRE INDICATION DURING VENT. 1C EMERGENCY EXIT REMOVED FOR POSSIBLE GROUND EVAC. ENGINE VENT WAS DUE TO ABORTED START, LEFT
- [SDR CA130904010](https://openairdocs.org/sdr/CA130904010), Aug 1, 2013: ANGLE. CRACKED. (CAN) LEFT MLG TRUSS ANGLE NOTED TO HAVE CRACK APPROXIMATELY 0.7" LONG IN RADIUS. CRACK DISCOVERED BY VISUAL INSPECTION AND CONFIRMED USING FLPI. THIS ANGLE PRO
- [SDR CA140107004](https://openairdocs.org/sdr/CA140107004), Mar 26, 2013: FAIRING. UNKNOWN. (CAN) THIS AIRCRAFT HAS BEEN MODIFIED BY STC SA1584SW. DURING HEAVY MAINTENANCE IT WAS NOTED THAT THE ACFT HAD AN UNAPPROVED FAIRING INSTALLED FORWARD OF THE CA
- [SDR CA120127011](https://openairdocs.org/sdr/CA120127011), Jan 25, 2012: ADAPTER. CRACKED. (CAN) THE RT STARTER-GENERATOR OF THE RT ENGINE WAS REMOVED DURING SCHEDULED MAINTENANCE. ALSO, REMOVED WAS THE STARTER-GENERATOR MOUNTING ADAPTER TO ALLOW BETT
- [SDR O9IA2011112100011](https://openairdocs.org/sdr/O9IA2011112100011), Nov 21, 2011: MOTOR. BURNED OUT. DURING CRUISE FLIGHT AIR CONDITIONER BLOWER FAN FAILED CAUSING SMOKE TO ENTER CABIN.
- [SDR XV6A2011102500015](https://openairdocs.org/sdr/XV6A2011102500015), Oct 25, 2011: THERMOCOUPLE. FAULTY. DURING FLIGHT, NR 1 ENGINE INDICATED HIGH OIL TEMP, IN YELLOW. CREW ACCOMPLISHED QRH AND MADE AN UNSCHEDULED LANDING INTO 1G4. REPLACED LT OIL TEMP INDICATOR WI
- [SDR CA110914011](https://openairdocs.org/sdr/CA110914011), Sep 12, 2011: SEAT BACK. CRACKED. (CAN) DURING DESCENT, THE SEAT BACK ON THE PILOT`S SEAT BROKE AND FELL BACKWARDS. THE ACFT WAS ON AUTOPILOT SO THERE WAS NO TEMPORARY LOSS OF CONTROL. THE PILOT
- [SDR 2011FA0000321](https://openairdocs.org/sdr/2011FA0000321), May 17, 2011: SCAVENGE PUMP. FAILED. PILOT REPORTED THAT THE RT ENGINE RPM ACCELERATED UNCOMMANDED FROM 98 PERCENT TO APPROXIMATELY 103.5 PERCENT MOMENTARILY, A FEW SECONDS LATER IT DID IT AGAIN AN
- [SDR CA100816007](https://openairdocs.org/sdr/CA100816007), Aug 16, 2010: PANEL. CRACKED. ACFT WAS BEING MODIFIED IAW CK-159-3 KIT "UPPER DECK NOSE GEAR RETRACTION SUPPORT STRUCTURE MODIFICATION". MULTIPLE CRACK INDICATIONS WERE NOTED EXTENDING FROM 
- [SDR CA090623006](https://openairdocs.org/sdr/CA090623006), Jun 23, 2009: GAUGE. LEAKING. (CAN) GAUGE OVERHAULED, DATE MAR 24/2009. GAUGE HAS INTERNAL LEAK.
- [SDR CA081031002](https://openairdocs.org/sdr/CA081031002), Oct 29, 2008: HOUSING. CRACKED. (CAN) DURING THE REQUIRED 5 YEAR OVERHAUL ON THE LANDING GEAR, A CRACK WAS DISCOVERED ON THE MLG HSG VISUALLY. IR WAS CONFIRMED USING NDT METHODS LPI AS WELL AS
- [SDR XV6A200700002](https://openairdocs.org/sdr/XV6A200700002), Sep 24, 2007: FABRIC. TORN. DURING CRUISE FLIGHT, PILOT FELT A BUMP IN THE CONTROL COLUMN. CONTROL COLUMN MOVED UNCOMMANDED FORWARD AND AFT. POWER REDUCTION RESULTED IN NORMAL FLIGHT CHARA
- [SDR 2007F00052](https://openairdocs.org/sdr/2007F00052), Sep 4, 2007: TACH GENERATOR. FALSE INDICATION. LEFT RPM INDICATION ABNORMAL PERFORMED PRECAUTIONARY SHUTDOWN. INSPECTION FOUND TACH GENERATOR SHAFT BROKEN. REMOVED AND REPLACED TACH GENERATOR IAW AMM 77-11-0
- [SDR 2007FA0000092](https://openairdocs.org/sdr/2007FA0000092), Jan 15, 2007: TURBINE WHEEL. DAMAGED. INSPECTION OF ENGINE REVEALED DAMAGE TO 3RD STAGE TURBINE ROTOR VISIBLE THROUGH ENGINE TAILPIPE. ENGINE WAS REMOVED FROM AIRCRAFT AND THE TURBINE SECTION MODULE
- [SDR 2006FA0000476](https://openairdocs.org/sdr/2006FA0000476), Apr 26, 2006: GEAR. CRACKED. PILOT REPORTED DURING CRUISE LEVEL FLIGHT FEELING A SUDDEN VIBRATION AND HEARING A SCREAMING NOISE FROM THE LT ENGINE. PILOT THEN NOTICED TORQUE INDICATION ON L
- [SDR XV62005F00002](https://openairdocs.org/sdr/XV62005F00002), Feb 14, 2005: ADAPTER. CRACKED. OIL FILTER ADAPTER CRACKED AT MOUNTING PLATE. (WP19200505213) (K)
- [SDR CA041209006](https://openairdocs.org/sdr/CA041209006), Nov 24, 2004: STRAP. CORRODED. (CAN) DURING REPLACEMENT OF LOWER SPAR CAP, WE WERE ADVISED THAT AN NEW AD IS PENDING AND WILL BE ISSUED IN JANUARY 2005 TO ADDRESS A CORROSION PROBLEM WITH THE
- [SDR MV52004F00001](https://openairdocs.org/sdr/MV52004F00001), Sep 21, 2004: PULLEY. FOD. WHILE IN FLIGHT, PILOT EXPERIENCED SEVERE AILERON BINDING. AN EMERGENCY WAS DECLARED AND THE AIRCRAFT LANDED WITHOUT INCIDENT. AFTER INSPECTION OF THE COMPLETE 
- [SDR XV62005F00001](https://openairdocs.org/sdr/XV62005F00001), Sep 5, 2004: ADAPTER. CRACKED. OIL FILTER ADAPTER CRACKED AT MOUNTING PLATE. (WP19200501116)
- [SDR CA020829007](https://openairdocs.org/sdr/CA020829007), Aug 13, 2002: WINDSHIELD. CRACKED. (CAN) PILOTS WINDSHIELD CRACKED AFTER TAKEOFF, CLIMBING THROUGH 2,000 FEET. AIRCRAFT FLOWN TO HOME BASE UNPRESSURIZED.
- [SDR IZ22001F00004](https://openairdocs.org/sdr/IZ22001F00004), Nov 7, 2001: SOLENOID VALVE. LEAKING. PILOT REPORTED FUEL LEAKING FROM COWLING. INVESTIGATION FOUND FUEL LEAK FROM MATING SURFACES OF PRIMARIES ONLY SOLENOID VALVE. REPLACED VALVE WITH SN 3894.

## STCs that may be installed (OpenAirDocs) (1)

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 SE00265AT](https://openairdocs.org/stc/SE00265AT): Install Ayres Fuel Manifold Purge Assembly Kit, P/N 21757-1 in accordance with "Installation Instructions - Ayres P/N 21757-1 Fuel Manifold Purge Assy-Kit" Dwg. No. 21757-1(1), Revision none, dated April 20, 1993, or later FAA approved revision. Thrush Aircraft Inc

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