Alliedsign TFE731-40 airworthiness directives

Manufacturer (registry): ALLIEDSIGN
Model: TFE731-40
Registry code: 02519
Installed in: 6 registered aircraft
Type: Turbo-fan
Power: 4,250 lb thrust
Data sheet: TCDSE1NM
Holder: Honeywell Aerospace US LLC

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

On this page

Airworthiness directives that may apply · 4

ADs whose products match this engine model. Each AD’s applicability may narrow it by serial number, part number or configuration.

2008In forceSuperseded2026

ADs by the year they took effect: 5 ADs
2008	1
2012	1
2014	1
2017	1
2019	1

Engine · Alliedsign TFE731-40

AD 2019-05-07Turbine Engine Compressor SectionEffective Apr 25, 2019 · Supersedes AD 2017-20-01 AD 2014-12-52EnginesEmergency ADEffective Jul 28, 2014 AD 2012-16-14LPT2 rotor bladesEffective Oct 1, 2012 AD 2008-02-19High pressure (HP) turbine rotor assembliesEffective Mar 6, 2008

Superseded and historical ADs · 1

AD 2017-20-01Turbine Engine Compressor SectionHistoricalEffective Nov 2, 2017 · Replaced by AD 2019-05-07

Query with SQL

duckdb -csv -c "SELECT d.ad_number, d.status, d.subject, d.effective_date
  FROM 'https://openairdocs.org/data/latest/faa_directive.parquet' d
  WHERE d.ad_id IN (SELECT ad_id FROM 'https://openairdocs.org/data/latest/faa_engine_model_directive.parquet' WHERE engine_model_code IN ('02519'))
  ORDER BY coalesce(d.effective_date, d.publication_date, d.issue_date) DESC, d.ad_number DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

SELECT d.ad_number, d.status, d.subject, d.effective_date
FROM 'https://openairdocs.org/data/latest/faa_directive.parquet' d
WHERE d.ad_id IN (SELECT ad_id FROM 'https://openairdocs.org/data/latest/faa_engine_model_directive.parquet' WHERE engine_model_code IN ('02519'))
ORDER BY coalesce(d.effective_date, d.publication_date, d.issue_date) DESC, d.ad_number DESC

Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.

Registered aircraft · 6

N136MVTransnet Aviation Group LLC · Short Hills, NJBuilt 2001 · S/N 311 N291FJNhs Management LLC · Tuscaloosa, ALS/N 291 N299PRMeregrass Inc · Dublin, TXBuilt 2000 · S/N 299 N50YTInternational Aviation Technical Services Inc · Torrance, CABuilt 1996 · S/N 269 N68YBCzzc Aviation LLC · Tucson, AZBuilt 1999 · S/N 290 N763PPTop Air Texas LLC · Glendale, CABuilt 1999 · S/N 278

Query with SQL

duckdb -csv -c "SELECT n_number, serial_number, year_manufactured, status, registrant_name, registrant_city, registrant_state
  FROM 'https://openairdocs.org/data/latest/faa_aircraft_registration.parquet'
  WHERE engine_model_code IN ('02519')
  ORDER BY n_number"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

SELECT n_number, serial_number, year_manufactured, status, registrant_name, registrant_city, registrant_state
FROM 'https://openairdocs.org/data/latest/faa_aircraft_registration.parquet'
WHERE engine_model_code IN ('02519')
ORDER BY n_number

Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.

NTSB investigations

No NTSB investigations matched to aircraft with this engine modelMatched through the registry by N-number, so foreign aircraft and some older cases aren’t counted.

FAA incident reports

No reports matched to aircraft with this engine modelMatched through the registry by N-number, so foreign aircraft and some older reports aren’t counted.

Service difficulty reports · 85

SDR FVJA202505287730Pump · faultedENGINE OIL PRESSURE CLIMBED INTO RED ZONE ON INDICATOR AND WOULD NOT RESPOND TO THROTTLE CHANGES. PAX REPORTED EVIDENCE OF SMOKE IN THE CABIN. CREW SHUT DOWN ENGINE AND DIVERTED TO KACY. WE SUSPECT OIL PUMP MAY BE THE CULPRIT FOR HIGH OIL PRESSURE.May 20, 2025 · N600LY · Amd FALCON50MYST · Turbine Engine Oil System SDR 2020FA0000521Oil System · malfunctionedWE HAD TO MANUALLY SHUT THE LEFT ENGINE DOWN TO 616KK. ON DECENT THROUGH THE MID 30'S, WE BEGAN TO EXPERIENCE A LEFT ENGINE PRESSURE SWING VARYING BETWEEN OVER 100 PSI TO AS LOW AS 20PSI. AT THIS TIME, WE ELECTED TO REDUCE THE POWER ON THE LEFT ENGINE TO SEENov 2, 2020 · N616KK · Lear 45LEAR · Turbine Engine Oil System SDR BONA20201002001Fire Loop · false indicationDURING CLIMBOUT AT APPROXIMATELY 42,000 FEET, CREW OBSERVED A LT ENGINE FIRE WARNING. THEY REDUCED POWER ON THE AFFECTED ENGINE AND THE WARNING CLEARED WITHOUT ANY FURTHER ACTION. CREW ELECTED TO RETURN TO BASE AND LANDED WITHOUT INCIDENT. AFTER LANDING, MASep 29, 2020 · N816FG · Lear 45LEAR · Fire Detection

See all 85 difficulty reports

Query with SQL

duckdb -csv -c "SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy
  FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet'
  WHERE engine_model_key = 'TFE73140'
  ORDER BY difficulty_date DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy
FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet'
WHERE engine_model_key = 'TFE73140'
ORDER BY difficulty_date DESC

Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.