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 HEEA0015018Pin · wornMAIN ROTOR BRAKE PIN WORN.Jun 24, 1998 · N447PH · Bell 407 · Main Rotor BrakeSDR HEEA0015017Pin · damagedMAIN ROTOR BRAKE BOLT HOLES ELONGATED.Jun 24, 1998 · N407PH · Bell 407 · Main Rotor BrakeSDR HEEA0015016Hub Bushing · wornMAIN ROTOR HUB BUSHINGS WORN.Jun 24, 1998 · N407PH · Bell 407 · Main Rotor HeadSDR HEEA0015015Float Cover Assy · wornFLOAT COVER TORN.Jun 24, 1998 · N407PH · Bell 407 · Emergency Flotation SectionSDR HEEA0015014Float Cover Assy · wornFLOAT COVER WORN.Jun 24, 1998 · N447PH · Bell 407 · Emergency Flotation SectionSDR HEEA0015013Float Cover Assy · wornFLOAT COVER WORN.Jun 24, 1998 · N447PH · Bell 407 · Emergency Flotation SectionSDR HEEA0015006Relay · failedLIGHTING RELAY WOULD NOT FULLY CLOSE.Jun 24, 1998 · N612PH · Bell 407 · Flight Compartment LightingSDR HEEA0015005Lever Assembly · wornMAIN ROTOR LEVER ASSY HAS WORN BUSHINGS. SERIAL NUMBERS REMOVED ARE A2111 AND A2119.Jun 24, 1998 · N405PH · Bell 407 · Main Rotor Transmission MountSDR HEEA0015004Lever Assembly · wornMAIN ROTOR LEVER ASSY HAS WORN BUSHINGS. SERIAL NUMBERS REMOVED ARE A1962 AND A1967.Jun 24, 1998 · N447PH · Bell 407 · Main Rotor Transmission MountSDR HEEA0015003Lever Assembly · wornMAIN ROTOR LEVER ASSY HAS WORN BUSHINGS. SERIAL NUMBERS REMOVED ARE A1721 AND A1702.Jun 24, 1998 · N407PH · Bell 407 · Main Rotor Transmission MountSDR HEEA0015002Bearing · brokenTAIL ROTOR FEATHERING BEARING INNER LINER COMING OUT.Jun 24, 1998 · N57416 · Bell 407 · Tail Rotor HeadSDR HEEA0015001Bearing · wornMAIN ROTOR BEARING HAS PLAY. SERIAL NUMBERS REMOVED ARE A1566 AND A1598.Jun 24, 1998 · N407PH · Bell 407 · Main Rotor Drive SystemSDR HEEA0014999Seal · leakingMAIN ROTOR FREEWHEEL FRONT SEAL LEAKING.Jun 24, 1998 · N427PH · Bell 407 · Engine/Transmission CouplingSDR HEEA0014998Cooler · contaminatedOIL SYSTEM COOLER HAS METAL CONTAMINATION.Jun 24, 1998 · N417PH · Bell 407 · Engine Oil CoolerSDR HEEA0014997Fusible Plug · leakingFLOAT PLUG LEAKING.Jun 24, 1998 · N510PH · Bell 407 · Emergency Flotation SectionSDR HEEA0014996Coupling · crackedTAIL ROTOR DRIVE COUPLING CRACKED.Jun 24, 1998 · N402PH · Bell 407 · Tail Rotor Drive ShaftSDR HEEA0014995Coupling · crackedTAIL ROTOR DRIVE COUPLING PITTED AND CRACKED.Jun 24, 1998 · N402PH · Bell 407 · Tail Rotor Drive ShaftSDR HEEA0014994Coupling · crackedTAIL ROTOR DRIVE COUPLING CRACKED.Jun 24, 1998 · N57416 · Bell 407 · Tail Rotor Drive ShaftSDR HEEA0014993Coupling · crackedFOUND NR 2 DISC COUPLING CRACKED DURING COMPLIANCE OF AD 97-24-17, PARTS A, B, AND E.Jun 24, 1998 · N57416 · Bell 407 · Tail Rotor Drive ShaftSDR HEEA0014992Coupling · crackedTAIL ROTOR DRIVE COUPLING CRACKED AND RUSTY.Jun 24, 1998 · N405PH · Bell 407 · Tail Rotor Drive ShaftSDR HEEA0014991Coupling · mismanufacturedPER AD 97-24-17 (PART A), TAIL ROTOR DRIVE BOLT TORQUE BELOW MINIMUM.Jun 24, 1998 · N457PH · Bell 407 · Tail Rotor Drive ShaftSDR HEEA0014990Coupling · crackedTAIL ROTOR DRIVE COUPLING CRACKED.Jun 24, 1998 · N402PH · Bell 407 · Tail Rotor Drive ShaftSDR HEEA0014985Transmitter · malfunctionedFUEL QUANTITY GAUGE WOULD GO BLANK (NUMBERS AND BAR GRAPH).Jun 24, 1998 · N141MA · Bell 407 · Fuel Quantity SensorSDR HEEA0014984Guard · brokenSTART/DISENGAGE GUARD BROKEN OFFJun 24, 1998 · N447PH · Bell 407 · Instrument PanelSDR HEEA0014982Blower Housing · damagedWORKING RIVETS ON END CAPS AND FLANGE MOUNTS.Jun 24, 1998 · N141MA · Bell 407 · Rotorcraft Cooling Fan SystemSDR HEEA0014981Transmission · making metalMAIN ROTOR TRANSMISSION MAKING METAL.Jun 24, 1998 · N57416 · Bell 407 · Main Rotor GearboxSDR HEEA0014980Seal · leakingTAIL ROTOR GEARBOX INPUT SEAL LEAKING.Jun 24, 1998 · N437PH · Bell 407 · Tail Rotor GearboxSDR HEEA0014979Clock · faultyCLOCK WILL NOT MAINTAIN TIME WHEN AIRCRAFT BATTERY IS TURNED OFF.Jun 24, 1998 · N467PH · Bell 407 · Independent InstrumentsSDR HEEA0014978Freewheel Unit · leakingLEAKING AT FORWARD SEAL.Jun 24, 1998 · N457PH · Bell 407 · Engine/Transmission CouplingSDR HEEA0014977Tank · strippedUPON REMOVAL OF OUTLET FITTING P/N AN837-12D FROM ENGINE OIL TANK FOR THE FIRST TIME, FOUND THREADS IN TANK WERE STRIPPED.Jun 24, 1998 · N403PH · Bell 407 · Engine Oil Storage (Airframe Furnished)SDR HEEA0014976Frahm Assembly · unbondedINTERNAL RUBBER UNBONDED ON FRAHM ASSY.Jun 24, 1998 · N403PH · Bell 407 · Main Rotor HeadSDR HEEA0014975Gauge · loosePRESSURE GAUGE DIAL FACE ROTATES FREELY.Jun 24, 1998 · N447PH · Bell 407 · Emergency Flotation SectionSDR HEEA0014973Brushes · wornSTARTER BRUSHES WORN.Jun 24, 1998 · N407MM · Bell 407 · Starter-GeneratorSDR HEEA0014952Starter · failedSTARTER/GENERATOR WILL NOT CRANK; FOUND BRUSHES WORN BEYOND 1/4 LIFE AND FAN COVER RIVET WASHER CAME LOOSE AND JAMMED ARMATURE. REPAIRED STARTER GENERATOR.Jun 23, 1998 · N141MA · Bell 407 · Starter-GeneratorSDR HEEA0014951Bearing · roughROUGH TAIL ROTOR BEARINGS. SERIAL NUMBERS REMOVED ARE M96-1203 AND M96-1395.Jun 23, 1998 · N405PH · Bell 407 · Tail Rotor GearboxSDR HEEA0014950Bearing · wornFEATHERING BEARING WORN.Jun 23, 1998 · N57416 · Bell 407 · Tail Rotor HeadSDR HEEA0014949Seal · leakingLEAKING OIL FROM GEARBOX TO INSIDE BOOT. ALSO FOUND SEALS P/N B56-40 LEAKING; BEARINGS P/N MS27641-4 AND -5, 2 EACH ROUGH; BOOT P/N 406-312-106-101 DETERIORATED; AND SPINDLES ON TRUNNION ASSY P/N 206-011-726-005 WORN BEYOND LIMITS. REPLACED PARTS.Jun 23, 1998 · N407PH · Bell 407 · Main Rotor GearboxSDR HEEA0014948Bearing · wornFEATHERING BEARINGS WORN AND MOVING IN BORE OF YOKE ASSY.Jun 23, 1998 · N457PH · Bell 407 · Tail Rotor HeadSDR 98ZZZX3520Disc Pack · crackedWHILE PERFORMING A 25 HOUR INSPECTION, DISC PACK NR 7 WAS NOTED TO BE CRACKED. THE CRACKED DISC OF THE 10 DISCS IS THE NR 10 DISC. (THE VERY AFT DISC OF THE NR 7 DISC PACK).Jun 23, 1998 · N487AL · Bell 407 · Tail Rotor Drive ShaftSDR HEEA0014935Controller · faultyDECELLERATION IN-FLIGHT.Jun 22, 1998 · N403PH · Bell 407 · Fuel Control/Turbine EnginesSDR HEEA0014934Hmu · failedFADEC FAILURE.Jun 22, 1998 · N403PH · Bell 407 · Fuel Controlling SystemSDR HEEA0014931Hmu · malfunctionedFUEL METERING VALVE RATE FAULT.Jun 22, 1998 · N402PH · Bell 407 · Fuel Controlling SystemSDR HEEA0014915Seal · leakingFUEL PUMP SEAL DRAIN LEAKING.Jun 22, 1998 · N447PH · Bell 407 · Engine Fuel PumpSDR HEEA0014914Seal · leakingFUEL PUMP SEAL DRAIN LEAKING.Jun 22, 1998 · N447PH · Bell 407 · Engine Fuel PumpSDR HEEA0014831Brushes · wornSTARTER/GENERATOR FAILED 300 HOUR INSPECTION, FOUND BRUSHES WERE EXCESSIVELY WORN. REPAIRED.Jun 22, 1998 · N407PH · Bell 407 · Starter-GeneratorSDR 98ZZZX3346Blade · delaminatedFIFTY HOUR INSPECTION FOUND M/R BLADE POTTING COMPOUND DELAMINATED AT OUTBOARD WEIGHT POCKET.Jun 22, 1998 · N417AL · Bell 407 · Main Rotor BladesSDR 98ZZZX3345Blade · delaminationFIFTY HOUR INPSECTION FOUND M/R BLADE PTTING COMPOUND DELAMINATION AT OUTBOARD WEIGHT POCKET.Jun 22, 1998 · N417AL · Bell 407 · Main Rotor BladesSDR 98ZZZX3344Blade · delaminatedFIFTY HOUR PHASE INSPECTION FOUND M/R BLADE POTTING COMPOUND DELAMINATING AT OUTBOARD WEIGHT POCKET.Jun 22, 1998 · N417AL · Bell 407 · Main Rotor BladesSDR 98ZZZX3343Blade · delaminatedFIFTY HOUR INSPECTION FOUND M/R BLADE POTTING COMPOUND DELAMINATION AT OUTBOARD WEIGHT POCKET.Jun 22, 1998 · N417AL · Bell 407 · Main Rotor BladesSDR HEEA0014805Indicator · inoperativeMGT INDICATOR GOES BLANK IN-FLIGHT.Jun 17, 1998 · N407MM · Bell 407 · Engine Temperature Indicating System
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