Bell 407

Service difficulty reports · 6,813

Newest first. General aviation reporting is voluntary.

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 aircraft_model_key = '407'
  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.

SDR HEEA061552Link Assembly · wornBEARINGS WORN ON LINK ASSEMBLY.Mar 29, 1999 · N57416 · Bell 407 · Tail Rotor Control SystemSDR HEEA061551Frahm Assy · making metalFRAHM ASSEMBLY MAKING METAL.Mar 29, 1999 · N402PH · Bell 407 · Main Rotor HeadSDR HEEA061550Disc Pack · crackedCRACKED DISC COUPLING.Mar 29, 1999 · N57416 · Bell 407 · Tail Rotor Drive ShaftSDR HEEA061549Disc Pack · crackedCRACKED DISC COUPLING.Mar 29, 1999 · N405PH · Bell 407 · Tail Rotor Drive ShaftSDR HEEA061548Signal Cond · contaminatedSUSPECT OIL CONTAMINATION AT SIGNAL COND. LOW LEVEL FUEL INTERMITTENT.Mar 29, 1999 · N719PH · Bell 407 · Engine Indicating SystemSDR HEEA061547Filter · malfunctionedBYPASS BUTTON POPPED.Mar 29, 1999 · N467PH · Bell 407 · Turbine Engine Oil SystemSDR HEEA061546Gimbal Ring · wornGIMBAL RING WORN.Mar 29, 1999 · N57416 · Bell 407 · Main Rotor Mast/SwashplateSDR HEEA061545Hub Bushing · wornHUB BUSHING WORN.Mar 29, 1999 · N57416 · Bell 407 · Main Rotor Mast/SwashplateSDR HEEA061544Link Assembly · wornLINK ASSEMBLY WORN. SERIAL NUMBERS REMOVED ARE AFS-1315 AND AFS-1344. REPLACEMENT PART SERIAL NUMBERS ARE AFS-1926 AND AFS-1940.Mar 29, 1999 · N57416 · Bell 407 · Main Rotor Drive SystemSDR HEEA061543Lever Assembly · wornLEVER ASSEMBLY WORN.Mar 29, 1999 · N57416 · Bell 407 · Main Rotor Drive SystemSDR HEEA061542Lever Assembly · wornLEVER ASSEMBLY WORN.Mar 29, 1999 · N57416 · Bell 407 · Main Rotor Drive SystemSDR 99ZZZX1691Bearing · wornENGINE MOUNT BEARING WORN.Mar 25, 1999 · N467AL · Bell 407 · Engine Mount SectionSDR HEEA061325Boot · splitOUTPUT SEAL BOOT ON HOUSING SPLITTING.Mar 23, 1999 · N57416 · Bell 407 · Tail Rotor GearboxSDR HEEA061324Bearing · wornWORN TRUNNION BEARING.Mar 23, 1999 · N57416 · Bell 407 · Tail Rotor GearboxSDR HEEA061323Support Seal · wornINSPECTED AND REPAIRED SUPPORT AS NECESSARY DUE TO WORN SEAL.Mar 23, 1999 · N437PH · Bell 407 · Main Rotor Drive SystemSDR HEEA061317Skin · crackedSKIN ON TAILBOOM CRACKED ON LT SIDE IN AREA OF HORIZONTAL STABILIZER.Mar 23, 1999 · N407MM · Bell 407 · Rotorcraft Tail BoomSDR 99ZZZX1714Shaft · damagedCOOLER BLOWER SHAFT DAMAGED. REPLACED WITH NEW SHAFT FROM BELL HELICOPTER.Mar 23, 1999 · N98VG · Bell 407 · Rotorcraft Cooling Fan SystemSDR 99ZZZX1713Disc Pack · damagedTAIL ROTOR DISC PACK SPREAD BEYOND LIMITS. REPLACED WITH NEW DISC PACK FROM BELL HELICOPTER.Mar 23, 1999 · N98VG · Bell 407 · Tail Rotor Drive ShaftSDR HEEA061169Transmitter · malfunctionedDEGRADE LIGHT. TRANSMITTER MALFUNCTIONED.Mar 19, 1999 · N402PH · Bell 407 · Main Rotor Indicating SystemSDR HEEA061168Disc Pack · crackedDISK COUPLING CRACKED.Mar 19, 1999 · N720PH · Bell 407 · Tail Rotor Drive ShaftSDR HEEA061167Transmission · making metalTRANSMISSION ASSY MAKING METAL.Mar 19, 1999 · N447PH · Bell 407 · Main Rotor GearboxSDR HEEA061166Freewheel Unit · leakingFREEWHEEL UNIT LEAKING.Mar 19, 1999 · N447PH · Bell 407 · Engine/Transmission CouplingSDR HEEA061165Disc Pack · crackedDISK COUPLING CRACKED.Mar 19, 1999 · N405PH · Bell 407 · Tail Rotor Drive ShaftSDR 99ZZZX3346Shaft · wornFOUND SPLINES WORN BEYOND LIMITS (406-040-320-101). FOUND HOUSING CRACKED (206-061-432-116). FOUND 2 EACH BEARINGS ROUGH (407-340-339-103). TT 4.77.4 HOURS.Mar 17, 1999 · N437AL · Bell 407 · Tail Rotor Drive ShaftSDR HEEA061164Cell · failedBURNT CELL IN BATTERY.Mar 16, 1999 · N406PH · Bell 407 · Battery/Charger SystemSDR HEEA061163Valve · failedVALVE RELEASE FAILED PRESSURE TEST.Mar 16, 1999 · N447PH · Bell 407 · Fuel StorageSDR HEEA061162Housing · crackedBLOWER HOUSING CRACKED AT UPPER OUTLET.Mar 16, 1999 · N57416 · Bell 407 · Rotorcraft Cooling Fan SystemSDR HEEA061161Float · leakingLEFT FLOAT BAG LEAKING.Mar 16, 1999 · N404PH · Bell 407 · Emergency Flotation SectionSDR HEEA061160Bearings · wornWORN BEARINGS, DELAMINATION IN MAIN ROTOR DRIVE.Mar 16, 1999 · N407MM · Bell 407 · Main Rotor Drive SystemSDR HEEA061159Bearing · wornSPRING BEARINGS WORN IN MAIN ROTOR DRIVE.Mar 16, 1999 · N447PH · Bell 407 · Main Rotor Drive SystemSDR HEEA061158Switch · inoperativePRESSURE SWITCH INTERMITTENT AND INOPERATIVE.Mar 16, 1999 · N406PH · Bell 407 · Main Rotor GearboxSDR HEEA061157Clock · failedCLOCK/OAT/VOLTS SWITCH OVER BUTTON.Mar 16, 1999 · N404PH · Bell 407 · Independent InstrumentsSDR HEEA061156Pickup · failedN1 INDICATOR WENT TO ZERO.Mar 16, 1999 · N407MM · Bell 407 · Engine RPM Indicating SystemSDR HEEA061155Filter · malfunctionedBUTTON WILL NOT POP ON FILTER ASSEMBLY.Mar 16, 1999 · N405PH · Bell 407 · Hydraulic Filter, MainSDR HEEA061154Pump · leakingTRANSMISSION OIL PUMP LEAKING FROM SEAL DRAIN.Mar 16, 1999 · N427PH · Bell 407 · Main Rotor GearboxSDR HEEA061153Tank · crackedTANK ASSY CRACKED AROUND UPPER FITTING.Mar 16, 1999 · N437PH · Bell 407 · Engine Oil Storage (Airframe Furnished)SDR HEEA061152Skin · crackedSKIN ON TAILBOOM CRACKED.Mar 15, 1999 · N406PH · Bell 407 · Rotorcraft Tail BoomSDR HEEA061151Cover Assy · tornFLOAT COVER ASSY TORN.Mar 15, 1999 · N457PH · Bell 407 · Emergency Flotation SectionSDR HEEA061150Disc Pack · crackedDISK COUPLING CRACKED.Mar 15, 1999 · N447PH · Bell 407 · Tail Rotor Drive ShaftSDR HEEA061149Disc Pack · crackedDISK COUPLING CRACKED.Mar 15, 1999 · N402PH · Bell 407 · Tail Rotor Drive ShaftSDR HEEA061146Indicator · inoperativeNO ENGINE OIL TEMPERATURE INDICATIONS.Mar 15, 1999 · N141MA · Bell 407 · Engine Oil PressureSDR HEEA061145Indicator · inoperativeNO ENGINE OIL TEMPERATURE INDICATIONS.Mar 15, 1999 · N437PH · Bell 407 · Engine Oil PressureSDR HEEA061144Indicator · failedFUEL QUANTITY INDICATION GOES BLANK.Mar 15, 1999 · N402PH · Bell 407 · Fuel Quantity IndicatorSDR HEEA061143Indicator · intermittentFUEL QUANTITY INDICATION INTERMITTENTLY GOES TO FULL SCALE AND ALL SEGMENTS LIT.Mar 15, 1999 · N447PH · Bell 407 · Fuel Quantity IndicatorSDR HEEA061142Gimbal Ring · wornGIMBAL RING WEARING IN PIN AREA AND BUSHING.Mar 15, 1999 · N612PH · Bell 407 · Main Rotor Mast/SwashplateSDR HEEA061140Universal · wornUNIVERSAL HAS WORN BEARINGS.Mar 15, 1999 · N404PH · Bell 407 · Main Rotor Drive SystemSDR HEEA061139Universal · wornUNIVERSAL HAS WORN BEARINGS.Mar 15, 1999 · N407MM · Bell 407 · Main Rotor Drive SystemSDR HEEA061138Universal · wornUNIVERSAL HAS WORN BEARINGS.Mar 15, 1999 · N407MM · Bell 407 · Main Rotor Drive SystemSDR HEEA061137Universal · wornUNIVERSAL HAS WORN BEARINGS.Mar 15, 1999 · N612PH · Bell 407 · Main Rotor Drive SystemSDR 99ZZZX1692Bearing · debondedMAIN ROTOR HUB REMOVED FOR BEARING SEPARATION. BEARING COMPLETELY DEBONDED AT 9TH CONE FROM FLANGE.Mar 14, 1999 · N457AL · Bell 407 · Main Rotor Head
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