Engine model · Turbo-fan · registry code 33403

Manufacturer (registry)
HONEYWELL
Model
AS907-2-1S
Registry code
33403
Type
Turbo-fan
Power
6,826 lb thrust
Data sheet
TCDSE00010LA
Holder
Honeywell Aerospace US LLC

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

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Airworthiness directives that may apply · 0

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

No ADs matched this model

Registered aircraft · 163

See all 163 registered aircraft
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 ('33403')
  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.

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 · 5

Matched to this engine model through the registry, by N-number and event date, checked against the reported make and model.

Query with SQL
duckdb -csv -c "SELECT report_number, event_date, event_type, city, state, aircraft_make, aircraft_model, aircraft_damage, fatal_injuries, n_number
  FROM 'https://openairdocs.org/data/latest/faa_incident_report.parquet'
  WHERE engine_model_code IN ('33403')
  ORDER BY event_date DESC, report_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.

Service difficulty reports · 15

SDR DXTA2026081209207Compensator · faultedENGINE CONTROL FAULT LT, WHITE CAS MESSAGE ILLUMINATED AFTER TAKEOFF. STAYED ON THE ENTIRE FLIGHT. AFTER LANDING, ENG CTRL FAULT L MESSAGE CHANGED TO AMBER. AFTER SHUT DOWN, NO CAS MESSAGE. REMOVED OLD N1 COMPENSATOR, INSTALLED A NEW N1 COMPENSATOR. OPSAug 9, 2026 · N868QS · Textrn TEXTRON700 · Fuel Controlling SystemSDR DXTA2026052808237Switch · faultyAFTER TAKEOFF AMBER ENG CTRL FAULT L ILLUMINATED. REMOVED DEFECTIVE LH DUAL FUNCTION TEMP/BYPASS SW PN: 2718964 SN: 3580. INSTALLED CANNABALIZED/SERVICEABLE DUAL FUNCTION TEMP/BYPASS SW PN: 2718964 SN: 4147 FROM AIRCRAFT N890QS S/N 700-0150. ENGINE RUNS LEAKMay 27, 2026 · N855QS · Textrn TEXTRON700 · Fuel Controlling SystemSDR DXTA2026033007437Engine · vibrationON CLIMB OUT AIRCRAFT DEVELOPED A VIBRATION IT PROGRESSIVELY GOT WORST. ONCE LEVELED OFF, DISENGAGED AUTOTHROTTLES & CONTROL THRUST. BROUGHT RT ENGINE UP, VIBRATION INCREASED LT SIDE NO VIBRATION. RECEIVED ENG VIBRATION RT ROLLED BY ENG EXCEEDENCE RT ITT Mar 27, 2026 · N812QS · Textrn TEXTRON700 · Engine (Turbine/Turboprop)SDR 2026FA0000027Mesh · deterioratedRIGHT ENGINE INLET MESH DETERIORATION.Jan 17, 2026 · N816QS · Textrn TEXTRON700 · Turbine Engine Air Inlet SectionSDR 2026FA0000028Mesh · deterioratedRIGHT ENGINE INLET MESH DETERIORATIONJan 17, 2026 · N816QS · Textrn TEXTRON700 · Turbine Engine Air Inlet SectionSDR 2026FA0000029Mesh · deterioratedLEFT ENGINE INLET MESH DETERIORATIONJan 17, 2026 · N816QS · Textrn TEXTRON700 · Turbine Engine Air Inlet SectionSDR DXTA2025122306234Engine · faultyAFTER AN IDLE POWER DESCENT DURING THE LEVEL OFF & ENG POWER UP, FELT A VIBRATION ALONG WITH A NOISE FROM REAR OF ACFT. RECEIVED AN AMBER ENG VIB R CAS MSG. NOTICED A BURNING OR EXHAUST ODOR IN CABIN. PERFORMED QRH FOR ENG VIB R CAS WHICH LED TO REDUCE POWERDec 20, 2025 · N865QS · Textrn TEXTRON700 · Engine (Turbine/Turboprop)SDR 2025FA0000824Inlet · deterioratedLEFT ENGINE INLET MESH DETERIORATION.Dec 12, 2025 · N811QS · Textrn TEXTRON700 · Turbine Engine Air Inlet SectionSDR 2025FA0000825Inlet · deterioratedLEFT ENGINE INLET MESH DETERIORATIONDec 12, 2025 · N811QS · Textrn TEXTRON700 · Turbine Engine Air Inlet SectionSDR 2025FA0000826Inlet · deterioratedRIGHT ENGINE INLET MESH DETERIORATIONDec 12, 2025 · N811QS · Textrn TEXTRON700 · Turbine Engine Air Inlet SectionSDR 2025F00147Support · crackedLH THRUST REVERSER SUPPORT SEAL CRACKS. ACCOMPLISHED NJA RFTS-114264 REV. 0 DATED 23JUN25; N858QS (700-0111) LH THRUST REVERSER SUPPORT SEAL CRACKS.Jun 26, 2025 · N858QS · Textrn TEXTRON700 · Engine Thrust ReverserSDR DXTA2025050203297Gasket · failedPNEUMATIC INDICATION: AMBER CAS BLEED O'PRESS L ANNUNCIATION SHORTLY AFTER TAKEOFF. EMERGENCY/ABNORMAL CHECKLIST 13D COMPLETED. CORRECTIVE ACTION: REFER TO STEP 3.2,1 FOR WORK PERFORMED. INTERROGATED CMC FOR FAULTS, BLEED O PRESS L PRESENT IN HISTORY. PULLED Apr 30, 2025 · N829QS · Textrn TEXTRON700 · Compressor Bleed ValveSDR DXTA2025011001867None · noneENGINE FOD: ON SHORT FINAL, BIRD INGESTED INTO LEFT ENGINE. ACCOMPLISHED FOREIGN OBJECT DAMAGE INSPECTION. NO DEFECTS NOTED. IAW CE-700 AMM 5-50-00.Jan 6, 2025 · N835QS · Textrn TEXTRON700 · Standard Practices/StructuresSDR DXTR20224062501Frame · corrodedR/H T/R I/B FRAME BETWEEN BUCKETS NEEDS PAINT TOUCH-UP. REPAIR OF PAINT & CORROSSION PER AQRD EWO-5999 REV. IR. & AQRD 912781 REV. A. REPAIRED C/W ON 8130-3 UNDER WO 32221130, CRS 9AQR662C.Jun 25, 2024 · N830QS · Textrn TEXTRON700 · Engine Thrust ReverserSDR DXTR2024062502Structure · corrodedLEFT THRUST REVERSER UPPER BUCKET, LOCATED ON O/B SIDE NEEDS PAINT TOUCH-UP. REPAIR OF PAINT & CORROSION PER AQRD EWO-5998 REV. IR. & AQRD 912781 REV. A. REPAIRED C/W ON 8130-3, UNDER WO 32221130, CRS 9AQR662C.Jun 25, 2024 · N830QS · Textrn TEXTRON700 · Engine Thrust Reverser
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 = 'AS90721S'
  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.