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 CA980915008Starflex · cracked(CAN) 2 CRACKS FOUND ON POS-FLIGHT INSPECTION. ONE CRACK DRESSED OUT PER MRR 62.20.00.772. SECOND CRACK WAS BEYOND LIMITS PER MWC 62.20.00.601. PART TC: 1,409.SDR HEEA0015712Spherical Stop · crackedWEATHERIZED CRACKING AT SPHERICAL STOP.SDR HEEA0015569Bearings · wornWORN BEARINGS.SDR HEEA0015503Bearing · wornBEARING SEAT HAS BLUE EPOXY WORN OFF.SDR 98ZZZX3371Horn · corrodedAT 2,500 HOUR OVERHAUL OF M/R HUB, DISCOVERED 1 EACH PITCH HORN CORRODED BEYOND LIMITS UNDER PLATE, 3 EACH PITCH HORNS CORRODED BEYOND LIMITS IN DOWEL PIN BORE.SDR 98ZZZX3370Horn · corrodedAT 2,500 HOUR OVERHAUL OF M/R HUB, DISCOVERED 1 EACH PITCH HORN CORRODED BEYOND LIMITS UNDER PLATE, 3 EACH PITCH HORNS CORRODED BEYOND LIMITS IN DOWEL PIN BORE.SDR 98ZZZX3369Horn · corrodedAT 2,500 HOUR OVERHAUL OF M/R HUB, DISCOVERED 1 EACH PITCH HORN CORRODED BEYOND LIMITS UNDER PLATE, 3 EACH PITCH HORNS CORRODED BEYOND LIMITS IN DOWEL PIN BORE.SDR 98ZZZX3368Horn · corrodedAT 2,500 HOUR OVERHAUL OF M/R HUB, DISCOVERED 1 EACH PITCH HORN CORRODED BEYOND LIMITS UNDER PLATE, 3 EACH PITCH HORNS CORRODED BEYOND LIMITS IN DOWEL PIN BORE.SDR AU980971Strap · cracked(AUS) MAIN ROTOR STRAPS CRACKED IN AREA OUTBOARD OF THE STRAP RETAINING BOLT. PART TC: 582.SDR 99ZZZX3463Rod End · wornBEARINGS WORN. REMOVED AND REPLACED.SDR HEEA0015403Damper · leakingMAIN ROTOR DAMPER LEAKING.SDR HEEA0015288Arm · misinstalledDAMPER ARM IMPROPERLY INSTALLED.SDR AU980839Trunnion · cracked(AUS) MAIN ROTOR TRUNNION CRACKED IN TWO PLACES. FOUND DURING MAGNETIC PARTICLE INSPECTION FOLLOWING HEAVY LANDING.SDR CA980916038Spherical Stops · blistered(CAN) MAIN ROTOR STARFLEX 3 SPHERICAL STOPS BLISTERED TO LIMITS. S/N 3403, S/N 4311, AND S/N 4419.SDR 98ZZZX3551Damper · damagedSIGHT GLASS CLOUDY. REMOVED AND REPLACED.SDR 98ZZZX3549Damper · damagedSIGHT GLASS CLOUDY. REMOVED AND REPLACED.SDR 98ZZZX3261Hub · crackedDURING OVERHAUL NDT INSPECTION, FOUND THE 4 CRACKS FROM THE T.T. PIN BORES.SDR 98ZZZX3737Bearing · damagedBEARING DEBONDED FROM ELASTOMERS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.SDR HEEA0015036Frahm Assembly · failedM/R VIBRATION.SDR CA981013006Bearing · worn(CAN) MAIN ROTOR HUB EXCESSIVE UP AND DOWN PLAY ON MAST.SDR CA981013005Bearing · worn(CAN) MAIN ROTOR HEAD HAS EXCESSIVE UP AND DOWN PLAY ON MAST.SDR CA981013004Bearing · worn(CAN) MAIN ROTOR HEAD HAS EXCESSIVE PLAY UP AND DOWN ON MAST.SDR CA980724019Bearing · worn(CAN) MAIN ROTOR HUB, EXCESSIVE UP AND DOWN PLAY ON MAST.SDR HEEA0015016Hub Bushing · wornMAIN ROTOR HUB BUSHINGS WORN.SDR HEEA0014988Bearing · unbondedMETAL SLIDER ON BEARING PAD CAME UNBONDED ON LEFT AFT AND RIGHT AFT SIDE OF NODAL BEAM. SERIAL NUMBERS REMOVED ARE 0042 AND BR146.SDR HEEA0014976Frahm Assembly · unbondedINTERNAL RUBBER UNBONDED ON FRAHM ASSY.SDR HEEA0014960Pin · corrodedMAIN ROTOR PIN CORRODED AND PITTED.SDR HEEA0014892Cap Assembly · deterioratedRUBBER DETERIORATED ON M/R CAP ASSY.SDR HEEA0014891Cap Assembly · tornRUBBER TORN AND DETERIORATED ON M/R CAP ASSY.SDR HEEA0014815Trunnion · flakingBLUE EPOXY COATING FLAKING. REMOVED FROM CUSTOMER AIRCRAFT. RENEWED BLUE EPOXY COATING ,SDR HEEA0014812Support · corrodedMAIN ROTOR SUPPORT HAS EXCESSIVELY CORRODED ON BOTTOM. CORROSION BEYOND LIMITS. SCRAPPED PART, REPLACED WITH SERVICEABLE PART.SDR HEEA0014656Barrel Nut · mismanufacturedNO THREADS ON MAIN ROTOR BARREL NUT.SDR 98ZZZX2479Pivot Pin · wornDURING AN ANNUAL INSPECTION OF THE MAIN ROTOR, ALL PIVOT BEARINGS WERE FOUND WORN BEYOND LIMITS AND ONE FAR ENOUGH TO WEAR INTO AND SCRAPPING ONE OF THE PIVOT PINS. REPLACED AFFECTED PARTS.SDR 98ZZZX2478Bearing · wornDURING AN ANNUAL INSPECTION OF THE MAIN ROTOR, ALL PIVOT BEARINGS WERE FOUND WORN BEYOND LIMITS AND ONE FAR ENOUGH TO WEAR INTO AND SCRAPPING ONE OF THE PIVOT PINS. REPLACED AFFECTED PARTS.SDR HEEA0014583Strap · wornWIRE STICKING OUT OF M/R PROTECTIVE COATING.SDR 98ZZZX3736Bearing · damagedBEARING DEBONDED FROM ELASTOMERS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.SDR HEEA0014285Stop · wornSTOP ELASTOMER WORN.SDR HEEA0014204Frahm Assy · unbondedRUBBER BUMPER UNBONDED FROM PAD ASSY P/N 407-010-171-101. UNABLE TO BALANCE M/R HUB AND BLADE ASSY. TO WITHIN LIMITS (4 PER VIBRATION)SDR HEEA0014189Spindle · defectiveNUMEROUS DISCREPANICES WITH BUSHING BORES. SERIAL NUMBERS REMOVED ARE B4679, B3979, B2637, AND B4006. REPLACED WITH SERVICEABLE PARTS.SDR HEEA0014187Link Assy · corrodedLINK ASSY HAS CORROSION AROUND END FITTING. SCRAPPED AND REPLACED WITH SERVICEABLE PART.SDR HEEA0014089Spindle · crackedEAR CRACKED IN MOUNT AREA APPROX. 2 INCHES ON BOTH SIDES, ON LOWER SIDE OF TRAILING EDGE OF WHITE BLADE. SCRAPPED PART.SDR 98ZZZX2088Trim Tab · debondedDISCOVERED DURING 500-HOUR INSPECTION, M/R HEAD TRIM TAB DEBONDED. SKIN CRACKED BENEATH TRIM TAB.SDR 98ZZZX1879Disc Set · wornM/R HEAD YOKE ASSEMBLY WORN. REPLACED WITH NEW YOKE AND DISC SET FROM BELL HELICOPTER.SDR 98ZZZX1878Yoke · wornM/R HEAD YOKE ASSEMBLY WORN. REPLACED WITH NEW YOKE AND DISC SET FROM BELL HELICOPTER.SDR 98ZZZX1700Spindle · crackedTHE MAIN ROTOR SPINDLE WAS CRACKED AT THE TRAILING EDGE TANGS. BOTH LOWER AND UPPER TANGS WERE CRACKED. THE CRACK WAS DETECTED DURING A DAILY VISUAL INSPECTION BY A COMPANY TECHNICIAN. SUBMITTER STATED FAILURE OF THIS SPINDLE WOULD HAVE CERTAINLY LED TO A CSDR CA980507004Damper Arm · fractured(CAN) A COMPLETE FRACTURE OCCURRED CAUSING THE ARM TO FAIL IN 2 PIECES. THE DAMPER ARM HOLDS A VIBRATION ABSORBING WEIGHT TO A FLIGHT CONTROL. THE FAILURE OF THE ARM DOES NOT AFFECT CONTROLLABILITY EXCEPT FOR INCREASED CYCLIC CONTROL VIBRATION, HOWEVER, THE LISDR 98ZZZX1781Pad Bearing · debondedPAD BEARING DEBONDED. REMOVED AND REPLACED.SDR CA980922022Nut · cracked(CAN) PITCH CHANGE LINK ADJUSTER LOCKNUTS CRACKED ON MAGNETIC PARTICLE INSPECTION. SUBMITTER STATED THE VISUAL INSPECTION CALLED FOR IS NOT ADEQUATE FOR THE DEFECT FOUND HERE.SDR HEEA0013919Ball Joint · wornSTARFLEX BALL JOINT EFLON WORN.SDR HEEA0013899Bearing · wornBEARING INNER RACE SHOULDER WORN ON ONE SIDE DUE TO LOST TORQUE OF NUT P/N MS14145L5 WHICH WAS CAUSED BY THE LACK OF THREADS ON THIS NUT OR WASHER P/N AN960-516 NOT CONTACTING THE PITCH HORN FULLY. AS NOTED IN ASB 412-98-92.
Back to JASC 6220