JASC 6230

Service difficulty reports · 1,271

Reports filed under 6230 · Main Rotor Mast/Swashplate, 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 = '6230'
  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 AC2A202603069201Bearing · unbondedPITCH CONTROL LINK UPPER ROD END ELASTOMER SEPARATED FROM CENTER BUSHING AFTER PICKING UP INTO A HOVER. COMPONENT REMAINED CAPTURED BUT PRODUCED A VIBRATION IN THE MAIN ROTOR SYSTEM. HELICOPTER LANDED AND TAXIED BACK TO THE RAMP FOR INSPECTION.Mar 4, 2026 · N927SC · Skrsky S92ASDR 4DSR202504170637Ball Joint · scoredDURING A SCHEDULED 300HR INSPECTION OF THE M/R SWASHPLATE BALL-JOINT, THE SWASHPLATE GUIDE WAS FOUND TO HAVE SCORING AROUND THE ENTIRE SURFACE. PER AIRBUS AS350B3 AMM 62-32-00, 6-3 PROCEDURE FIGURE 1. DAMAGE IN ZONE A IS NONE REQUIRING REPLACEMENT OF THE GUIDEApr 17, 2025 · N6968A · Snias AS350B3SDR EVCA20250307001Pitch Link · debondedBLUE MAIN ROTOR PITCH LINK, UPPER ROD END INSERT DE-BONDED. REMOVED BLUE MAIN ROTOR PITCH LINK PN:406-010-413-139, SN:US4717 IN REFERENCE TO DMC-407-A-67-13-0400A-520A-A, ISSUE 001 - 2020/01/06. INSTALLED SERVICEABLE PITCH LINK PN: 406-010-413-137, SN:TI1332 Mar 6, 2025 · N497AE · Bell 407SDR 2023FA0000839Rod End · wornVIBRATION FELT IN A HOOVER. FOUND ROD END BEARING WORN ON MAIN ROTOR PITCH LINK.Dec 18, 2023 · N240SF · Bolkms BK117C2SDR AC2A2023050213901Boot · tornTHE NEW DESIGN SWASHPLATE BOOT P/N 3G6230L01851 SEPARATED AND TORE AFTER 13.3 HOURS OPERATING TIME. BOOT WAS REMOVED AND SPLIT BOOT P/N 3G6230A06231 WAS INSTALLED.May 1, 2023 · N139FW · Agusta AB139SDR 2023FA0000151Bearing · roughFOUND ROUGH FEELING SWASHPLATE BEARING. THIS BEARING HAS A LIMITED LIFE LIMIT, BUT IS NEVER TO BE INSPECTED FOR ROUGHNESS. 100 HR/ ANNUAL INSPECTION PROCESS DOES NOT CALL FOR THE REMOVAL OF HARDWARE TO CHECK SWASHPLATE AT ANY HOUR/DATE INTERVAL. ROBINSON DMar 22, 2023 · N839RM · Robsin R44SDR 2023FA0000162Gauge · debondedFALSE MAST MOMENT INDICATIONMar 21, 2023 · N140SF · Bolkms BK117C2SDR QMLA2022100720067Bushing · failedDURING ASSEMBLY OF THE LOWER SCISSOR THE CLEARANCE “J” COULD NOT BE OBTAINED. REF MM REV 16 AMM 62-33-00,4-1 PARA F.2.C.1.G. THE SCISSORS LINK WAS DISASSEMBLED, AND THE BUSHING LENGTH WAS MEASURED AND FOUND TO BE 3.3046”. A NEW AIR BUS BUSHING P/N 704A33-640-0Oct 6, 2022 · N151AC · Urocop EC130B4SDR 8HBR20221010048Bearing · wornDURING INSPECTION THE UPPER BEARING ON THE CLUTCH SHAFT APPEARED TO HAVE SHIFTED AFT APPROXIMATELY 1/8", DURING REMOVAL THE BEARINGS WERE FOUND TO BE NOTCHY AND NOT SMOOTH. THIS CLUTCH ASSEMBLY HAD A PREVIOUS SDR FILED DUE TO THE AFT CLUTCH SEAL MIGRATING OUT Aug 10, 2022 · N8340S · Robsin R22BETASDR 2021FA0000284Swashplate · crackedA TECHNICIAN REPORTED THAT DURING HIS DAILY INSPECTION HE FELT SOME "LOOSENESS" IN THE SWASHPLATE THAT HE HAD NOT NOTICED ON PRIOR DAILY INSPECTIONS. HE INVESTIGATED FURTHER AND FOUND THAT THE SWASHPLATE INNER RING WAS CRACKED AT THE GIMBAL ATTACHMENT LUG. TOct 13, 2021 · N205PT · Bell 205A1SDR 2021FA0000294Guide · failedMAIN ROTOR SWASHPLATE GUIDE SHEARED RIVETS AT SUPPORT BASE.Jul 17, 2021 · N350HF · Snias AS350B3SDR O4VA2021081200002Rivet · shearedMAIN ROTOR SWASHPLATE GUIDE HAD SHEARED RIVETS AT THE SUPPORT BASE.Jul 17, 2021 · N350HF · Snias AS350B3SDR AC2A2021052540701Mast · corrodedMAST POLE HAS CORROSION AT LOWER CONE SEAT AREAMay 23, 2021 · N417AM · Bell 407SDR 2021FA0000031Mast · crackedDURING THE PERFORMANCE OF AN ANNUAL AIRFRAME INSPECTION AND SUPPLEMENTAL 6 YEAR INSPECTION OF THE MAIN ROTOR MAST. DURING INSPECTION OF THE MAIN ROTOR MAST (REMOVED) IT WAS NOTED THAT THERE WAS A CRACK ON THE LOWER PORTION OF THE MAST JUST ABOVE WHERE IT ATTAFeb 3, 2021 · N243TB · Snias AS350B3SDR 2GYR20200918911Nut · undertorquedWE REMOVED MAST ASSY P/N 206-040-014-107 S/N 52047 TO REPAIR A LEAKING MAST BEARING SEAL. WHEN REMOVAL OF MAST NUT P/N 206-040-078-101 WAS ATTEMPTED IT WAS FOUND TO BE IMPROPERLY TORQUED. NUT WAS APPROXIMATELY HAND TIGHT AND NOT TO SPECS OF 500-550 FT-LBS. Sep 18, 2020 · N911YY · Bell 206L4SDR AC2A2020091813902Boot · deterioratedMAIN ROTOR UPPER SWASHPLATE BOOT IS DETERIORATED, METAL RINGS LOOSE, NO ACCEPT/REJECT CRITERIA PROVIDED BY MANUFACTURE, NO DETAILED INSPECTION CRITERIA AVAILABLE.Sep 11, 2020 · N639GG · Agusta AW139SDR AC2A2020091813901Boot · tornMAIN ROTOR UPPER SWASHPLATE BOOT TORN, METAL RINGS LOOSE, NO ACCEPT/REJECT CRITERIA PROVIDED BY MANUFACTURER, NO DETAILED INSPECTION CRITERIA AVAILABLE.Sep 7, 2020 · N139FW · Agusta AB139SDR EVCA201912130001Mast · corrodedMAIN ROTOR MAST FOUND TO HAVE CORROSION INTERNALLY DURING 12 MONTH INSPECTION. REMOVED MAIN ROTOR MAST AND REPLACED WITH SERVICEABLE.Dec 13, 2019 · N314AE · Bell 206L4SDR EVCA20191029001Mast · corrodedDURING 12 MONTH MAST INSPECTION, CORROSION WAS VISUALLY IDENTIFIED ON THE INSIDE SURFACE OF THE MAST.Oct 29, 2019 · N24AE · Bell 206L1SDR EVCA2019092300000Mast · corrodedCORROSION WITH PITTING FOUND ON THE INSIDE DIAMETER SURFACE OF THE MAIN ROTOR MAST DURING 12 MONTH VISUAL INSPECTION.Sep 23, 2019 · N83AE · Bell 206L1SDR 2020F00046Swashplate · damagedTHIS SUBMISSION CORRECTS AND EFFECTIVELY REPLACES A PREVIOUS SUBMISSION ON THIS AIRCRAFT AT THE SAME DATE AND TIME. DURING START UP THE PILOTS RECEIVED A CHIP LIGHT NOTIFICATION ON THE VMS SCREEN CORRESPONDING WITH A CHIP LIGHT IN THE MGB SYSTEM. THE AIRCRAFSep 12, 2019 · N252EV · Urocop EC225LPSDR YV3R201908280165Arm · wornCUSTOMER REPORTED YOKE HALF ASSEMBLY P/N: A203-8 HAD EXCESSIVE WEAR ON CORD ARM AND BOLT.Aug 20, 2019 · Robsin R22BETAIISDR CA190814008Bolt · damaged(CAN) DURING ROUTINE REPLACEMENT OF SWASHPLATE BEARING IT WAS NOTICED THAT THE BOLTS THAT RETAIN THE EPICYCLIC HAD FAINT SPIRAL MARKS ON THE RECESSED SHANK OF THE BOLTS. (TC# 20190814008)Jul 31, 2019 · Snias AS350B3SDR CHIR20197304049Ring · crackedSWASHPLATE ASSEMBLY REMOVED FOR SCHEDULED MAINTENANCE AND RETURNED TO RS FOR OVERHAUL ON SWO-047589-19. ROTATING RING FAILED SB 234-62-1048 INSPECTION REQUIREMENTS WITH AN EDDY CURRENT INDICATION GREATER THAN 25% FSH (ACTUAL 35% FSH). REFERENCE DISC-192262-19.Jun 12, 2019 · N238CH · Boeing 234SDR CA190603013Bearing · loose(CAN) SWASHPLATE BEARING FOUND LOOSE IN SWASHPLATE. PAINT MARKS SHOWED MOVEMENT. SUPPLIER CONTACTED FOR INVESTIGATION.Jun 3, 2019 · Bell 505SDR CA190604025Swashplate · damaged(CAN) DURING A 500FH INSPECTION OF THE SWASHPLATE ASSEMBLY, IT WAS NOTED THAT INJECTION OF GREASE INTO THE BALL BEARING WAS NOT POSSIBLE. UPON DISASSEMBLY FOR FURTHER INSPECTION, IT WAS NOTED THAT THE NOTCHES IN THE BEARING WERE NOT ALIGNED AT INSTALLATION WITMay 30, 2019 · Urocop EC120BSDR CA190528009Bearing · loose(CAN) BELL MIRABEL MANUFACTURING REPORTS: SWASHPLATE BEARING FOUND LOOSE IN SWASHPLATE. PAINT MARKS TO VERIFY NON MOVEMENT SHOWED MOVEMENT. SUPPLIER CONTACTED FOR INVESTIGATION. KNOWN PROBLEM WHICH WAS SUPPOSED TO BE FIXED AT S/N 65213 (CLEAN POINT). ++X++ (TCMay 28, 2019 · Bell 505SDR CA190528008Bearing · loose(CAN) BELL MIRABEL MANUFACTURING REPORTS: SWASHPLATE BEARING FOUND LOOSE IN SWASHPLATE. PAINT MARKS TO VERIFY NON MOVEMENT SHOWED MOVEMENT. SUPPLIER CONTACTED FOR INVESTIGATION. KNOWN PROBLEM WHICH WAS SUPPOSED TO BE FIXED AT S/N 65213 (CLEAN POINT). ++X++ (TCMay 28, 2019 · Bell 505SDR YV3R2019052400096Bearing Seal · unserviceableCUSTOMER REPORTED MAIN ROTOR SWASHPLATE P/N: C017-6 BEARING SEALS ARE UNSERVICEABLE.May 23, 2019 · Robsin R44SDR CA190507001Bushing · cracked(CAN) IN BELL FACILITY: AIRCRAFT COMMERCIAL UNDER EXPERIMENTAL PERMIT: DURING CLEARANCE CHECK, WITH THE HYDRAULIC SYSTEM INSTALLED, WE STARTED ROTATION MOVEMENT OF CYCLIC AND UP/DOWN COLLECTIVE. WHILE COLLECTIVE DOWN, A CLUNK NOISE WAS DETECTED COMING FROM THEMay 5, 2019 · Bell 407SDR CA190903013Mast · corroded(CAN) DURING 24 MONTH 600 HOUR INSPECTION ENGINEER WAS PLACING TAPE ON UPPER FLANGE TO KEEP DUST ETC FROM GOING INSIDE MAST UPON REMOVING TAPE SOME PRIMER PAINT FROM INSIDE THE MAST CAME OFF SHOWING CORROSION. THE MAST WAS SENT TO THE MANUFACTURER AS THERE WERApr 23, 2019 · Snias AS350B3SDR CA190416007Bearing · loose(CAN) IT WAS REPORTED TO BELL:DURING REMOVAL OF SWASHPLATE ASSY TO REPLACE LEAKING UPPER GREASE SEAL 206-010-400-101, TECHNICIANS OBSERVED AND REPORTED WORKING PASTE ACCUMULATED AROUND THE BORE OF THE BEARING P/N 206-010-470-101 AT THE L/H HORN OF THE INNER RIApr 14, 2019 · Bell 505SDR CA190306010Bearing · rotated(CAN) SWASHPLATE INNER RING (CYCLIC) LEFT HAND SPHERICAL BEARING FOUND MOVING IN HOUSING- STAKING WORN. THIS IS SECOND OCCURRENCE OF THIS BEARING MOVING FIRST OCCURRENCE AT 57.8 TSN. BEARING WAS REMOVED, BORE INSPECTED WITHIN LIMITS AND NEW BEARING INSTALLED.Mar 6, 2019 · Bell 505SDR DXMR20200219163Bearing · seizedDURING EXTREME COLD WEATHER, SWASHPLATE UNIBALL SEIZED ON M/R DRIVESHAFT CAUSING STIFF COLLECTIVE FORCES.Mar 4, 2019 · N557CP · Hughes 369FFSDR RV1R2019020400001Bearing · unsecureDURING INSPECTION IT WAS DISCOVERED THAT ALL 4 SPHERICAL SWASHPLATE BEARINGS 2EA IN THE FIXED RING AND 2EA IN THE ROTATING P/N 206-010-470-101 WERE FOUND TO BE LOOSE IN THE BORES. 3 HAD NO PRIMER OR LOCKTITE IN BORE AND ONE HAD 25% COVERAGE. ALL 4 BEARINGS WERJan 29, 2019 · N505RS · Bell 505SDR 2019FA0000028Uniball · defectiveHELICOPTER LEFT A WARM HANGER ON A COLD MORNING , FLEW OUT TO JOBSITE, SAT FOR ABOUT 30 MINS IN 11 DEGREES F WEATHER, AND COLLECTIVE WOULD NOT GO UP FROM BOTTOM OF TRAVEL STOP. HEAT WAS APPLIED TO THE UNI-BALL PART OF SWASHPLATE AND COLLECTIVE WOULD OPERATE ASJan 29, 2019 · N502MM · Hughes 369DSDR 9EKA20181207005Mast · crackedDURING WEEKLY INSPECTION, FOUND 1 EACH BROKEN MAST TO TRANSMISSION MOUNT STUD BROKEN. NOT STILL ATTACHED TO BROKEN STUD AND THE TORQUE STRIPE NOT AFFECTED AND HOLDING BROKEN STUD WITH NUT IN PLACE. FURTHER INSPECTION OF THE AREA FOUND MULTIPLE CRACKS TO THE MADec 6, 2018 · N512EV · Bell 214STSDR 2018FA0000454Support · failedTHE SWASHPLATE SUPPORT FAILED 83 HOURS PRIOR TO ITS SCHEDULED RETIREMENT LIFE OF 1000 FLIGHT HOURS, FOR UNKNOWN REASONS. THE PILOT WAS UNABLE TO MAKE A SUCCESSFUL EMERGENCY LANDING DUE TO THE TOTAL DISCONNECTION OF HIS PRIMARY FLIGHT CONTROLS. WHILE HALF WAY TAug 25, 2018 · N512TA · Bell 212SDR CA180822004Bearing · rotated(CAN) MAINTENANCE ON AIRCRAFT THAT REQUIRED DISCONNECTING THE LEFT AND RIGHT CYCLIC INPUTS TO THE SWASHPLATE TO VERIFY THE SWASHPLATE TILT FRICTION. IT WAS NOTICED THAT BOTH ROLL STAKED SPHERICAL BEARINGS IN THE SWASHPLATE INNER RING HAD ROTATED IN THE BORES OAug 20, 2018 · Bell 505SDR 2018FA0000537Support · inflt separationTHE SWASHPLATE SUPPORT FAILED AT 1916 HOURS IN SERVICE, PRIOR TO ITS SCHEDULED RETIREMENT LIFE OF 3600 HOURS, FOR UNKNOWN REASONS. TOTAL TIME TRACKING ERRORS WERE NOTED IN RECORDS. WHILE IN CRUISE FLIGHT AT APPROXIMATELY 500 AGL, THE PILOT AND HIS PASSENGER REJul 24, 2018 · N107CH · Bell UH1HSDR 8LFA20180619001Swashplate · crackedDURING 2400 HOUR INSPECTION, NDT (FLUORESCENT PENETRATION) PERFORMED ON SWASH-PLATE FIXED ASSEMBLY WHERE INDICATIONS OF CRACKS WERE PRESENT IN THE RECESS WHERE THE DUPLEX BEARING SITS. NDT WAS PERFORMED A SECOND TIME WITH THE INDICATIONS STILL VISIBLE. SWASH-PJun 19, 2018 · N586LF · Agusta AW119MKIISDR CA180530013Bearing · loose(CAN) THE FOLLOWING WAS REPORTED TO BELL: ONE OF THE SPHERICAL BEARINGS WAS LOOSE AND HAD SPUN IN THE HORN OF THE INNER RING. THE SAME SWASHPLATE ASSEMBLY WAS ALSO FOUND WITH THE UPPER GREASE SEAL INSTALLED INCORRECTLY. (INVERTED). (TC# 20180530013)May 17, 2018 · Bell 505SDR QMLA2017040417033Mast · looseDURING TBO REMOVAL OF EPICYCLIC GEAR FOUND THAT THE 6 MAST?EPICYCLIC BOLTS (P/N 350A37-1024-20) WHERE NOT TORQUED. CONTACTED AIRBUS HELICOPTERS TECH REP AND WAS REFERED TO SAFETY INFORMATION NOTICE NO. 2899-S-62, UPON FURTHER INSPECTION PER SIN FOUND THAT THE Apr 4, 2017 · N350GR · Snias AS350B2SDR ULXR201612220001Bearing · dislodgedMAIN ROTOR SWASHPLATE DUPLEX BEARING LOWER SEAL DISPLACED IN SERVICE CAUSING DAMAGE TO STATIONARY SWASHPLATE RING.Dec 14, 2016 · N305FD · Agusta AW139SDR 2017F00005Nut · stuckMAIN ROTOR MAST NUT FOUND SEIZED TO MAST. ULTIMATELY REQUIRED APPROX. 2000 FT-LBS TORQUE TO REMOVE.Dec 8, 2016 · N293AM · Bell 407SDR 9EKA20161122020Bearing · failedTHE PILOTS REPORTED THE TORQUE FLUCTUATING. SHUT DOWN OF THE A/C TO TROUBLESHOOT THE UPPER PORTION OF THE SWASHPLATE ASSEMBLY WAS NOTICED TO HAVE COLLAPSED AND HAD CONTACTED THE LOWER PORTION CREATING DAMAGE TO BOTH COMPONENTS.Nov 22, 2016 · N1624S · Snias SA330JSDR CHIR201611232643Retainer · crackedDURING THE FLUORESCENT PENETRANT INSPECTION OF THE AFT SWASHPLATE ASSY, THE UPPER RETAINER WAS FOUND TO HAVE FOUR CRACKS.Nov 22, 2016 · Boeing 234SDR 2016FA0000558Mast · corrodedMAIN ROTOR ASSEMBLY, CORROSION AROUND MAIN ROTOR THRUST BEARING RETAINER, AND SCISSOR MOUNTING LUG.Nov 9, 2016 · Hughes 269C1SDR CHIR092120162577Retainer · crackedDURING FLUORESCENT PENETRANT INSPECTION OF SWASHPLATE ASSY, UPPER RETAINER FOUND TO HAVE 5 CRACKS. MECHANICAL TESTING, METALLURGICAL & CHEMICAL ANALYSIS PERFORMED ON A SUBJECT RETAINER & FOUND TO MEET HARDNESS & ELECTRICAL CONDUCTIVITY REQUIREMENTS. THE PART Sep 21, 2016 · N238CH · Boeing 234SDR CHIR201604082347Ring · crackedDURING A VISUAL INSPECTION FOR O/H OF THE UPPER RING ASSY, A HAIR LINE CRACK WAS NOTICED ON THE MAIN BEARING RETENTION SHOULDER OF THE UPPER RING ASSY. NDT PERFORMED A PENETRANT INSPECTION AND CONFIRMED THE RING WAS CRACKED. THIS CRACK FOLLOWED A RADIAL LINEApr 6, 2016 · Boeing 234
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