JASC 6220
Service difficulty reports · 2,052
Reports filed under 6220 · Main Rotor Head, newest first.
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 jasc_code = '6220' 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 jasc_code = '6220' 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.
SDR HEEA078623Flange · gougedFACE OF FLANGE ON MAIN ROTOR, HAS DEEP GOUGE.SDR HEEA078396Hub · mismanufacturedHUB WILL NOT FIT ON MAST. REPLACED WITH SERVICEABLE ASSY.SDR HEEA078377Pin · misinstalledBLADE GRIP PINS INSTALLED UPSIDE DOWN.SDR CA020424002Bearing · delaminated(CAN) UPON POST FLIGHT INSPECTION IT WAS FOUND THAT THE OUTBOARD ENDS OF THE SHPERICAL THRUST BEARINGS HAD BECOME DELAMINATED BEYOND SERVICEABLE LIMITS. THIS WAS DETERMINED BY INSERTING A FEELING GAUGE INTO THE VISIBLE CRACK IN THE ELASTOMER. PARTS WERE REPLACSDR HEEA078327Bearing · wornLEAD LAG DAMPER BEARINGS WORN.SDR HEEA078326Bearing · separatedMAIN ROTOR HEAD HAS SHEAR BEARING SEPARATION. REPLACED SHEAR BEARING 2 EACH.SDR HEEA078325Hub · damagedMAIN ROTOR HUB HAS DAMAGE ON LOWER CONE SEAT SPLINE.SDR HEEA078324Hub · corrodedMAIN ROTOR HUB HAS SURFACE CORROSION.SDR SDRS2002001Support · crackedUPON REMOVAL OF MAIN ROTOR HUBCAP, ALL FOUR MOUNTING LUGS THAT ATTACH THE HUBCAP TO THE SUPPORT WERE FOUND TO BE CRACKED. ONE LUG WAS ALMOST READY TO DEPART THE SUPPORT. THIS SUPPORT P/N IS USED ON THE QUICK REMOVE HUBCAP. IT APPEARS THAT ALL FOUR ATTACH POSDR HEEA078189Mount · debondedMAIN ROTOR HEAD MOUNT RUBBER IS DEBONDING.SDR HEEA078188Mount · debondedMAIN ROTOR HEAD MOUNT RUBBER IS DEBONDING.SDR HEEA078187Link · wornMAIN ROTOR HEAD LINK HAS A WORN BEARING.SDR HEEA078186Mount · separatedMAIN ROTOR HEAD MOUNT HAS SEPARATION.SDR CHI2002F00002Link · crackedCREW CHIEF NOTIFIED OF A POSSIBLE CRACK ON THE FORWARD ROTOR HEAD GREEN GLADE EXTENSION LINK AT THE HORIZONTAL PIN LAG BORE 6 OCLOCK POSITION. UPON DISASSEMBLY OF THE ROTOR HEAD IT WAS CONFIRMED THAT THE EXTENSION LINK WAS CRACKED. THE CRACK EXTENDED APPROX.SDR HEEA078230Bearing · wornMAIN ROTOR HAS WORN BEARINGS.SDR HEEA078229Starflex · crackedCRACK IN THICK PART OF STARFLEX WHERE ARMS MEET.SDR CA020306005Barrel · cracked(CAN) NDT REVEALED A 1.5 INCH CRACK ON THE INTERIOR OF THE COARSE THREADED END. THE CRACK IS NOT VISIBLE ON THE EXTERIOR.SDR HEEA078140Mount · damagedMAIN ROTOR MOUNT HAS RUBBER SEPARATION.SDR HEEA078129Bearing · wornPIVOT BEARING IS WORN BEYOND LIMITS.SDR HEEA078116Frahm · vibrationFRAHM ASSY CAUSING HIGH 4 REV.SDR HEEA078062Bearing · debondedBELLCRANK BUFFER UNBONDED.SDR HEEA078032Spring · brokenFRAHM ASSY HAS A BROKEN SPRING.SDR R7MR34754Starflex · debondedSTARFLEX - BUSHINGS DEBONDING. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.SDR 2002FA0000531Starflex · debondedBUSHING ON END OF STARFLEX HAVE DEBONDED.SDR HEED089124Transducer · malfunctionedTRANSDUCER AFFECTS PBA. REPLACED UNIT.SDR HEEA077876Damper · corrodedMAIN ROTOR DAMPER CORRODED.SDR HEEA077875Pitch Horn · corrodedMAIN ROTOR HEAD PITCH HORN HAS CORROSION.SDR HEEA077871Bearing · corrodedMAIN ROTOR HEAD BEARINGS CORRODED.SDR HEEA077886Pin · wornCOATING WORN.SDR HEEA077837Bearing · failedMAIN ROTOR HUB SHEAR BEARING FAILURE.SDR CA020211015Starflex · debonded(CAN) AIRCRAFT TOTAL TIME 463 HOURS CONDUCTED A 500/A CALENDAR INSPECTION. BUSHING FOUND LOOSE ON STARFLEX ARM DURING INSPECTION AS PER WORK CARD 62.20.605 PARA. 5.3.SDR ALG2002F00016Bearing · separatedDURING INSPECTION AT FIELD BASE. ELASTOMER SEPARATION.SDR CA020228013Sleeve · worn(CAN) WHEN SWASH PLATE ASSY WAS REMOVED TO FACILITATE 7 YEAR MAST REMOVAL FOR INSPECTION AND RECALIBRATION, THE SLIDER BEARINGS (2OF) P/N 222-310-464-003 WERE FOUND DETACHED AND LOOSE, CREATING AN EXCESSIVE WEAR ON THE SLEEVE JOURNALS THAT HOUSE THESE BEARINGSSDR HEEA077748Hub · corrodedSENDING IN FOR EVALUATION DUE TO CORROSION FOUND ON MAIN ROTOR HUB.SDR CA020130005Bearing · failed(CAN) PILOT REPORTED A "SPRINGY" FEELING IN CYCLIC ALONG WITH THE NECESSITY OF APPLYING CONSTANT FORWARD CYCLIC INPUT FOR CRUISE FLIGHT. NO PROBLEMS WERE FOUND IN THE FLIGHT CONTROLS. THE ROTOR HEAD WAS REMOVED AND DISASSEMBLED AND AT THIS TIME THE DAMAGED BEASDR HEEA077713Retainer · looseSEAL RETAINER SPINNING IN GRIP BORE DUE TO UNBONDING.SDR ISHA077549Bearing · wornWARRANTY CREDIT FOR WORN PART WHICH HAS A S.L.L.OF 6400.0 HRS. AND ONLY LAST 982.5 HRS.SDR R7MR34401Arm · separatedSTARFLEX ARM SEPARATION(RED BLADE). REPLACED WITH NEW UNIT, CORRECTED PROBLEM.SDR LX52002F00000Bolt · corrodedPITTING AND CORROSION IN BLADE BUSHING, BLADE BOLT AREA WHERE THEY MEET.SDR HEEA077577Spring · brokenFRAHM ASSY HAS BROKEN SPRING.SDR HEEA077568Spring · brokenFRAHM ASSEMBLY HAS A BROKEN SPRING.SDR HEEA077440Bearing · delaminatedBEARING HAS DELAMINATED ELASTOMER.SDR HEEA077460Link · corrodedSCISSOR LINKS HAS CORROSION.SDR R7MR34293Bushing · debondedWORN BEYOND SERVICEABLE LIMITS. BUSHINGS DEBONDED FROM MFG. REPLACED WITH NEW UNITS, CORRECTED PROBLEM. (106LN) (K)SDR RM7R34387Liner · wornTEFLON LINERS WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM. (N-106LN)(K)SDR HEEA077228Frahm · brokenFRAHM HAS A BROKEN SPRING.SDR HEEA076987Support · wornWORN BEARING. REPLACED WITH SERVICEABLE PART.SDR HEEA076980Bearing · delaminatedDELAMINATION. PENDING VENDOR REPAIR.SDR HEEA076938Spindle · bindingDROOP STOP BINDS UP WHEN INSTALLED. FOUND WHEN TORQUEING UP SPINDLE. A BIND PREVENTS THE DROOP STOP FROM RETURNING TO STATIC POSITION AT SHUTDOWN. IT IS FREE TO MOVE WHEN NOT INSTALLED. PENDING VENDOR REPAIR.SDR CA011116006Hub · cracked(CAN) A CRACK APPROXIMATELY 2.5 CM, EXTENDING INBOARD FROM BUSHING BORE ON UPPER LUG OF RED MAIN ROTOR DAMPER SUPPORT.
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