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.

SDR HEEA063453Bearing · damagedBEARING UNSTAKED. REPLACED WITH SERVICEABLE PART.Aug 10, 1999 · N4302G · Bolkms BO105SSDR 99ZZZX3464Rod End · main rotorBEARINGS WORN. REMOVED AND REPLACED.Aug 4, 1999 · N8765J · Bolkms BK117A4SDR 99ZZZX3177Bearing · overheatedDURING HEATING, RACES TURNED TO A GOLDEN BRONZE COLOR TEMPERATURE 200 DEGREES - 250 DEGREES, HEATED LESS THAN 10 MINUTES. CONTACTED BELL PRODUCT SUPPORT, SENT FOR EVALUATION.Aug 3, 1999SDR HEEA063168Frahm Assy · making metalFRAM ASSY MAKING METAL.Aug 2, 1999 · N407PH · Bell 407SDR HEEA063163Trunnion · mismanufacturedBEARING MISMANUFACTURED. INCORRECT POSITION OF GREASE INLET RELATIVE TO BOLT CUT-OUTS ON BARREL (GREASE INLET ON BOTTOM OF BARREL WHEN INSTALLED). UNABLE TO INJECT GREASE INTO BARREL WHEN INSTALLED.Aug 2, 1999 · Bell 206L3SDR 99ZZZX3283Bearing · looseUPPER BEARING LOOSE IN DAMPER. REMOVED AND REPLACED.Jul 31, 1999 · N8530B · Bell 212SDR HEEA063409Member · wornSTOP LAMINATES WORN BEYOND LIMITS.Jul 29, 1999 · N40466 · Snias AS350B2SDR HEEA063408Bearing · wornMAIN ROTOR BEARING WORN BEYOND LIMITS. REPLACED WITH SERVICEABLE PARTS.Jul 29, 1999 · N40466 · Snias AS350B2SDR HEEA063401Screw · corrodedCORROSION ON M/R HUB SCREW. REPLACED WITH SERVICEABLE PARTS.Jul 29, 1999 · N40466 · Snias AS350B2SDR HEEA063400Screw · corrodedCORROSION ON RED BLADE UPPER PC LINK ATTACH BOLT. REPLACED WITH SERVICEABLE PART.Jul 29, 1999 · N40466 · Snias AS350B2SDR HEEA063399Screw · wornSCREW WORN. REPLACED WITH SERVICEABLE BOLTS.Jul 29, 1999 · N40466 · Snias AS350B2SDR HEEA063147Hub · overservicedMAIN ROTOR HUB SLINGING GREASE.Jul 29, 1999 · N31073 · Bell 206L3SDR 2000ZZZX143Bearing · wornELASTOMERICS WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.Jul 28, 1999 · N901CF · Doug MD900SDR 2000ZZZX142Bearing · wornELASTOMERICS WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.Jul 26, 1999 · N901CF · Doug MD900SDR HEEA063002Frahm Assy · unbondedRUBBER UNBONDED ON FRAM ASSEMBLY. REFERENCE: DMR NR 686200.Jul 23, 1999 · N457PH · Bell 407SDR HEEA062982Damper · corrodedCORROSION DUE TO NO PREVENTIVE MAINTENANCE.Jul 23, 1999 · N447PH · Bell 407SDR HEEA062981Bearing · peelingBEARING HAS BLUE EPOXY PEELING.Jul 23, 1999 · N447PH · Bell 407SDR HEEA062979Pitch Horn · corrodedPITCH HORN HAS CORROSION DUE TO NO PREVENTIVE MAINTENANCE.Jul 23, 1999 · N447PH · Bell 407SDR CA990812044Nut · missing(CAN) DURING ROUTINE INSPECTION, IT WAS NOTED THAT THE BOLT P/N LWB-22-6-58 THAT HOLDS THE END OF THE HYDRAULIC DAMPER WAS PROTRUDING. FURTHER INVESTIGATION REVEALED THE NUT P/N FN22M-624 AND WASHER P/N WP22-6 WERE MISSING.Jul 23, 1999 · Camair 480SDR HEEA063012Spherical Stop · separatedSPHERIAL STOP SEPARATED. SERIAL NUMBERS REMOVED ARE LK2082, LK2147, AND LK2192.Jul 22, 1999 · N40466 · Snias AS350B2SDR HEEA063007Strap · mismanufacturedSTRAP MISMANUFACTURED. THICKNESS DIAMETER 6.4 MM; SHOULD BE 6 MM.Jul 19, 1999 · Bolkms BO105SSDR 99ZZZX3857Damper Pin · looseDURING 100-HOUR INSPECTION, THE MAIN ROTOR DAMPER PINS WERE FOUND LOOSE AND ONE, THE 'BALE', WAS NOT ENGAGED PROPERLY. (THE PIN HAVING RISEN SO HIGH AS TO FORCE THE BALE OFF OF THE INDEX). INSPECTED, ADJUSTED, AND RE-INSTALLED TWO EACH (RED AND YELLOW).Jul 16, 1999 · N5074R · Hughes 369DSDR CZMA082750Bearing · defectiveMAIN ROTOR HEAD BEARINGS BECAME UNSTAKED FROM DRIVE LINK REPLACED BEARINGS AS PER BHT CR & O V1Jul 13, 1999 · N911BE · Bell 412SDR HEEA062832Bearing · bindingBINDING IN CYCLIC WITH HYDRAULIC POWER ON. REPLACED WITH SERVICEABLE ASSY.Jul 12, 1999 · N3893N · Bell 412SDR 99ZZZX2769Damper · debondedDEBONDED AT OUTBOARD CENTER. REMOVED AND REPLACED.Jul 9, 1999 · N5211R · Hughes 369DSDR 99ZZZX2766Damper · contaminatedSIGHT GLASS CLOUDY. REMOVED AND REPLACED.Jul 9, 1999 · N52AG · Bell UH1HSDR 99ZZZX3782Ball Joint · wornBALL JOINT WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.Jul 1, 1999 · N92LG · Snias AS350B2SDR CZMA082749Spindle · defectiveBLADE TRACKING ABOUT 2 FT TO LOW REPLACED SPINDLE ASSY WHICH WAS INCORRECTLY MANUFACTUREDJun 28, 1999 · N911BE · Bell 412SDR HEED064560Lift Link · wornLIFT LINK ASSEMBLY'S ELASTOMETRIC BEARING WORN. ORDERED REPLACEMENT.Jun 25, 1999 · N236X · Bell 230SDR 99ZZZX2556Beam · damagedWALKING BEAM REPLACED WITH NEW FROM BELL HELICOPTER.Jun 22, 1999 · N4343H · Bell 222BSDR ERAA062924Damper · stiffDAMPER REMOVED FROM AIRCRAFT DUE TO BEING STIFF.Jun 18, 1999 · N562EH · Skrsky S61NSDR ERAA062923Damper · weakMAIN ROTOR DAMPER WEAK.Jun 18, 1999 · N562EH · Skrsky S61NSDR HEEA062543Adapter · crackedREMOVED DURING OVERHAUL AND NDT PROCEDURE. CRACKS WERE FOUND. SERIAL NUMBERS REMOVED ARE A2855, A2844, A2882, AND A2884. REPLACEMENT PART SERIAL NUMBERS ARE A3311, A3592, A3615, AND A3591.Jun 9, 1999 · N447PH · Bell 407SDR HEEA062542Stud · crackedDROOP STOP REMOVED DURING OVERHAUL AND NDT PROCEDURE. CRACKS WERE FOUND.Jun 9, 1999 · N447PH · Bell 407SDR ERAA062567Retainer · flakingNEW RETAINERS ISSUED TO AIRCRAFT, BUT COULD NOT BE INSTALLED. RETAINERS HAVE SILVER COATING FLAKING ON GROUND RUN.Jun 2, 1999 · N168EH · Bell 412SDR CA990630005Blade Bolt · scored(CAN) ON A BLADE CHANGE 459.0 HRS PREVIOUS, ONE OF THE BLADE BOLTS GOT TIGHT AND STARTED TO TURN ABOUT 1/3 OF ITS TRAVEL OUT. AFTER BLADE BOLT WAS REMOVED, INSPECTION REVEALED THAT THE BOLT AND UPPER BUSHING WAS SCORED. BUSHING WAS DRESSED OUT I.A.W. BELL MMay 25, 1999 · Bell 212SDR HEEA062430Elastomeric · contaminatedELASTOMER OIL SOAKED ON BELLCRANK.May 24, 1999 · N447PH · Bell 407SDR 99ZZZX2240Bearing · roughTAIL ROTOR LINK HAS ROUGH, DRY BEARINGS. REMOVED AND REPLACED.May 12, 1999 · N8330P · Hughes 369ESDR 99ZZZX2164Ring · damagedREPLACED WITH NEW OUTER RING FROM BELL HELICOPTER.May 11, 1999 · N111DS · Bell 222USDR 99ZZZX2161Damper Pin · looseDURING A 100-HOUR INSPECTION, THE DAMPER PIN WAS FOUND UNCOUPLED FROM THE PIN ADJUSTMENT NUT. INSPECTED, RE-TORQUED, AND RE-INSTALLED.May 5, 1999 · N5074R · Hughes 369DSDR 99ZZZX2016Bearing · wornC106-5 AND C106-6 JOURNALS WORE INTO THE MAIN ROTOR HUB. THE HUB WAS SCRAP. SEVERE SHIP VIBRATIONS NOTICED WHEN LIGHT WEIGHT AND LOW COLLECTIVE INPUT. SUBMITTER STATED POSSIBLE CAUSE AS CORROSION ON JOURNALS WORE THE C648-1 BEARING MATERIAL AWAY UNTIL IT WOMay 4, 1999 · N301AS · Robsin R44SDR 99ZZZX2015Bearing · wornC106-5 AND C106-6 JOURNALS WORE INTO AND THROUGH THE C648-1 BEARING MATERIAL MAKING METAL-TO-METAL CONTACT. HEAVY SHIP LOW FREQUENCY VIBRATION WAS NOTICED WHILE IN HOVER AND LOW COLLECTIVE INPUT. SUBMITTER STATED POSSIBLE CAUSE IS CORROSION ON JOURNALS, WORNMay 4, 1999 · N7056H · Robsin R44SDR HEED064549Bearing Pad · separatedBEARING PAD SEPARATED. ORDERED REPLACEMENT.Apr 29, 1999 · N236X · Bell 230SDR HEED064548Bearing · separatedBEARING PAD SEPERATED. ORDERED REPLACEMENT.Apr 29, 1999 · N236X · Bell 230SDR 99ZZZX2243Bearing · roughROUGH GRIP BEARING. REMOVED AND REPLACED.Apr 29, 1999 · N53AG · Bell UH1HSDR 99ZZZX2154Damper · damagedMAIN ROTOR VIBRATION. WILL NOT ZERO, TOO MANY THREADS SHOWING WHEN ZERO ON TURNBUCKLE. REMOVED AND REPLACED.Apr 26, 1999 · N1097J · Hughes 369DSDR R7MA0000637Damper · wornBUSHINGS WORN. PAC WOULD NOT SUPPLY BUSHING. (X)Apr 23, 1999 · N123RX · Agusta A109K2SDR R7MA0000635Bushing · wornMRH SWASHPLATE FIXED SCISSORS. REPLACED BEARINGS.Apr 23, 1999 · N123RX · Agusta A109K2SDR R7MA0000628Rod Ends · wornROD ENDS WORN. REPLACED FOUR EACH. (X)Apr 23, 1999 · N123RX · Agusta A109K2SDR R7MA0000629Rod End · wornROD END WORN. (X)Apr 22, 1999 · N123RX · Agusta A109K2
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