JASC 6510
Service difficulty reports · 1,259
Reports filed under 6510 · Tail Rotor Drive Shaft, 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 = '6510' 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 = '6510' 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 K2DA20110823001Drive Shaft · shearedPILOT NOTICED A VIBRATION & METAL ON METAL BANGING NOISE WHEN ACCELERATING FROM GROUND IDLE TO FLT IDLE. PERFORMED EMERGENCY SHUTDOWN & NOTICED TAIL ROTOR APPEARED TO BE TURNING INDEPENDENT OF MAIN ROTOR. INSPECTION REVEALED THE T/R DRIVE SHAFT HAD SHEARED ASDR E3MA20110825001Pin · crackedDURING REPLACEMENT OF THE LONG TAIL ROTOR DRIVESHAFT BEARINGS, IT WAS DISCOVERED THAT ALL 3 OF THE SPLIT PINS THAT ATTACH THE ADAPTOR TO THE DRIVESHAFT WERE CRACKED.SDR ALGAR72511BT410Drive Shaft · corrodedPITTING CORROSION BEYOND LIMITS ON BOTH ADAPTER END FACES.SDR CA110711020Coupling · failedTHE PILOT NOTICED A SLIGHT YAW AS HE WAS TOUCHING DOWN. HE ALSO NOTICED THAT WHEN WHEN APPLYING COLLECTIVE TO TAKEOFF, THERE WAS NO RESPONSE FROM THE PEDALS. THE AIRCRAFT WAS SHUTDOWN AND AS IT WAS WINDING DOWN, A LOUD GRINDING NOISE WAS HEARD COMING FROM THSDR QMLA2011061911069Bearing · bindingDURING PRE FLIGHT, THE PILOT FOUND THAT WHEN HE TURNED THE TAIL ROTOR IN THE DIRECTION OF ROTATION HE HEARD A POPPING NOISE COMING FROM THE TAIL ROTOR DRIVE SHAFT. UPON FURTHER INSPECTION FOUND THAT ONE OF THE BEARINGS THAT HOLDS THE TAIL ROTOR DRIVE SHAFT WASDR CA080519001Drive Shaft · damaged(CAN) THE INTERNAL SPRING INSIDE THE DRIVE SHAFT COUPLING GEAR WAS FOUND TO HAVE BEEN DAMAGED DUE TO IMPROPER INSTALLATION DURING LAST CALENDAR INSPECTION. DAMAGE BEYOND LIMITS SHAFT REPLACED.SDR P4YA2011050900001Drive Shaft · crackedDURING A 25HR CHECK, THE NR 6 TAIL ROTOR DRIVESHAFT MOUNTING FLANGE WAS DISCOVERED CRACKED ON THE OUTPUT SIDE OF THE IGB COUPLING. THE CRACKS ARE AROUND THE BOLT HOLES. THE TRDS IS ON-CONDITION.SDR CA110426006Disc Pack · cracked(CAN) CRACKED DISC SEGMENT.SDR ALGA32411BT783Drive Shaft · corrodedPITTING CORROSION BEYOND MAX ALLOWABLE LIMITS.SDR ALGAR31811A2747Drive Shaft · crackedCRACKED AT APEX OF BOLT ATTACHMENT LUG ON DRIVE FLANGE.SDR ALGAR31811A2730Flange · crackedCRACKED DRIVE FLANGE AT APEX OF BOLT ATTACHMENT LUG.SDR ALGA031211278ALNut · crackedDURING ROUTINE INSP, MX FOUND 2 NUTS PN MS21042L4 CRACKED. THE NUTS WERE A PART OF THE HARDWARE STACKUP ATTACHING THE TAILROTOR DRIVESHAFT FLEX COUPLINGS TO THE DRIVESHAFT. THE NUTS HAD A VENDOR STAMP MARK RESEMBLING AN "A" OR A "V" TURNED SIDEWAYS ON ONE OFSDR CA110222012Shaft · damaged(CAN) THIS HELICOPTER HAS BEEN WORKING FOR THE PAST 11 DAYS. THE HELICOPTER HAS BEEN PARKED OUTSIDE WITH ALL THE NECESSARY COVERS AND HEATERS INSTALLED. THERE HAD BEEN BLOWING SNOW FOR THE PAST DAY PRIOR TO THIS INCIDENT. ON THE FIRST FLIGHT OF THE DAY THE HSDR ALGAR21511A1623Drive Shaft · crackedTAIL ROTOR DRIVE SHAFT HAS A CRACKED AT APEX OF FLANGE.SDR CA110203009Block · dislodgedLIP SEAL OF BEARING BLOCK ASSY DISLOGED.SDR YTRA20101219001Shaft · crackedDURING ROUTINE MAINTENANCE & INSPECTION THE DRIVE SHAFT WAS FOUND TO BE CRACKED LENGTH WISE STARTING FROM A RIVET HOLE. THE TAIL ROTOR DRIVE SHAFT ADAPTER IS ATTACHED TO THE SHAFT USING SIZ BLIND RIVETS. THE CRACK IS EXTENDING FROM THE MANUFACTURE INSTALLED SDR CA101223005Bearing · out of balance(CAN) WHILE CARRYING OUT A BALANCE CHECK ON BEARING NR 1 AFTER ROUTINE MAINTENANCE (200 HOUR INSPECTION) BEARING NR 1 WAS FOUND TO HAVE AN IMBALANCE OF 6.84 IPS. THE VIBRATION WAS FELT THROUGH THE HELICOPTER. SQUARENESS CHECK OF NR 1 BEARING WAS CARRIED OUT, FSDR CA101220012Flex Coupling · corroded(CAN) MAIN ROTOR DRIVE SHAFT FLEX COUPLING, PN: 350A35-1059-01. BOLT FOUND BADLY CORRODED. INSERT AT BOLT LOCATION LOOSE CAUSING SEPARATION OF FLEX PLATES.SDR CA101202014Disc Pack · crackedUPON INSP OF THE TAIL ROTOR DRIVESHAFT COUPLINGS, 1 DISK IN THE COUPLING DISK PACK, 2ND FROM THE FRONT, WAS FOUND TO HAVE CRACKED. CRACK DISCOVERED AT AFT 2094.4. DISK PACK CHANGED OUT.SDR CA101116012Seal · failed(CAN) SEALS AND SPHERICAL JOINTS REPLACED DUE TO SEAL POPPED OUT OF JOINT ON BEARING P/N 593278 ON BOX EQUIPPED P/N C651A1107101 BUT WHEN GREASE IS APPLIED TO NEW SEALS THEY ALSO POP OUT OF JOINT RELEASING GREASE PROCDURE IN MAINTENANCE MANUAL EC120B AMM 65-1SDR CA101109012Bearing · noisy(CAN) DURING 100 HR INSPECTION OF T/R DRIVE SHAFT/BLOWER SHAFT BEARINGS, AFT BLOWER SHAFT BEARING FOUND TO BE NOISY. BEARING REMOVED AND INSPECTED AND FOUND TO BE ROUGH. FURTHER INSPECTION REVEALED BEARING HAD BEEN REPLACED NEW AT PREVIOUS 100 HR. BEARING RSDR ALGAA272392910Drive Shaft · crackedCRACKED DRIVE FLANGE AT APEX OF BOLT ATTACH LUG.SDR ALGAA273692910Drive Shaft · crackedCRACKED DRIVE FLANGE AT APEX OF BOLT ATTACH LUG.SDR CA100621003Drive Shaft · bentDURING GROUND RUNS, A NOISE AND VIBRATION FELT IN THE AFT BAGGAGE COMPARTMENT, INVESTIGATION FOUND THE SHORT STEEL SHAFT TO BE BENT .007" AT THE AFT COUPLING END, A REPLACEMENT SHAFT INSTALLED AND VIBRATION ELIMINATED. CAUSE OF SHAFT OUT OF TOLERENCE UNKNOWN.SDR ALGA64102570Drive Shaft · crackedCRACKED DRIVE FLANGE AT APEX OF BOLT ATTACHMENT LUG.SDR CA100812018Blower · vibration(CAN) PILOT REPORTED HIGH VIBRATION IN TAIL ROTOR PEDALS. THIS IS DUE TO A INTERNAL VIBRATION INSIDE OF OIL COOLER BLOWER ASSEMBLY. (TC# 20100812018)SDR QMLA2010051810014Hanger Assy · shearedDURING ROUTINE INSPECTION DISCOVERED MOUNTING FLANGE BROKE OFF OF THE NR1 TAIL ROTOR DRIVE SHAFT HANGER BRG. PERFORMED INSPECTION OF THE SURROUNDING AREA AND REPLACED HAGER BRG ASSY.SDR CA100514005Support · mismanufacturedNEW SUPPORT ORDERED FROM MFG HAS TWISTED FWD AND AFT EARS. THE PART ALSO HAS LOW EDGE DISTANCE ON BEARING HANGER MOUNTING HOLES. PART RETURNED TO MFG FOR WARRANTY. PART WAS MFG INCORRECTLY. T/R BEARING HANGAR PARTS.SDR ALGA41510A2735Drive Shaft · crackedDRIVE SHAFT CRACKED AT APEX OF FLANGE.SDR ALGA3/17/102514Bearing · overheatedBEARING PN 407-340-339-107, SN ZV13231, TT 366.4 EXHIBITED SIGNS OF OVERTEMP CONDITION. EXPELLED GREASE WAS BLACK AND THE OVERHEAT TEMP INDICATOR ON THE BEARING HANGER WAS BLACK.SDR ALGA3/17/102536Bearing · overheatedBEARING PN 407-340-339-107, SN ZS25535, EXHIBITED SIGNS OF OVERHEATED CONDITION. EXPELLED GREASE WAS BLACK AND THE TEMP INDICATOR ON THE BEARING HANGER WAS BLACK.SDR QMLA2009120509045Sleeve · wornPILOT FELT BINDING IN TAIL ROTOR CONTROLS IN HOVER, MX IS TROUBLESHOOTING PROBLEM. REPLACED CSAS COMPUTER AND CSAS ACTUATOR PROBLEM WAS GONE FOR ABOUT 12 FLIGHT HOURS. PROBLEM RETURNED. THIS TIME WE FOUND THE SLIDING SLEEVE TO BE BINDING ON THE TAIL ROTOR SHSDR CA090727009Plate · improper part(CAN) RETAINER PLATE IS NOT AUTHORIZED FOR INSTALLATION IN A 212 HANGER ASSY, -005 IS REQUIRED. COUPLING INNER SPLINES WORN DUE TO LOSS OF CLAMP UP FORCE.SDR AC2A2009060782115Bearing · wornDURING AN OVERSPEED INSP ON THE DRIVE TRAIN, WE FOUND THE NR2 HANGER BEARING ON THE TAILROTOR DRIVESHAFT HAD EXCESSIVE RADIAL PLAY. REPLACED THE HANGER BRG.SDR RMXA060620097144Coupling · brokenDURING A DAILY INSPECTION, THE TECH HEARD AN UNUSUAL NOISE WHILE TURNING THE TAIL ROTOR BY HAND. INVESTIGATION REVEALED THAT A TAIL ROTOR DRIVESHAFT FLEXIBLE COUPLING IN THE VERTICAL FIN HAD FAILED AND ALL 7 LAMINATES HAD BROKEN AT 1 AREA OF THE COUPLING.SDR CA090605008Bearing · lack of lube(CAN) PILOT REPORTED TO THE ENGINEER, HIGH FREQUENCY VIBRATION IN FLIGHT. A GRINDING NOISE WAS HEARD DURING SHUTDOWN WHILE THE BLADES WERE SLOWING. TAIL ROTOR DRIVE SHAFT WAS REMOVED FOR INSP AND FOUND THE C172-1 HANGER BRG HAD NO LUBRICATION. THERE WAS NO ESDR CA090525003Drive Shaft · mismanufactured(CAN) AIRFRAME AND T/R VIBRATION. THE RUNOUT OF THE TAILROTOR DRIVESHAFT WAS CHECKED AND THE FINDING WAS THE FWD SPLINES ARE BONDED INTO THE T/R INCORRECTLY, THE FWD SPLINES WERE 0.040 INCHES OVER. THE T/R LONG DRIVE SHAFT WAS REPLACED AND THE ACFT WAS RETURNESDR CA090626008Drive Shaft · damagedNR 1 TAIL ROTOR DRIVESHAFT CONTACTED COVER CAUSING DAMAGE TO SHAFT.SDR CA090424002Support · cracked(CAN) FOUND BEARING SUPPORT ATTACHEMENT BOLT HOLE CRACKED.SDR CA090406005Drive Shaft · worn(CAN) ON DAILY VISUAL INSP OF ACFT, THE NR1 T/R DRIVE BEARING HANGER WAS FOUND TO BE OVERHEATED WITH SIGNS OF BLUE DISCOLORATION. THE ACFT WAS THEN REMOVED FROM SERVICE, ON INSP THE NR1 AND NR2 BEARINGS WERE FOUND TO BE OVERHEATED AND THE ROOT CAUSE WAS FOUND SDR CA090119010Bearing · dirtyINTERMEDIATE GEARBOX RECEIVED TO INVESTIGATE HIGH ROTATIONAL FORCE TO TURN INPUT PINION. MEASURED TO BE 50 INCH POUNDS. THIS GEARBOX WAS INSTALLED ON AIRCRAFT IN 1995 AND UNTIL NOVEMBER OF 2008 HAD NEVER BEEN REMOVED. DISASSEMBLED GEARBOX AND FOUND AND ACCUSDR CA090107013Bracket · brokenDURING A DAILY INSPECTION, THE AFT FAN SHAFT HANGAR BEARING SUPPORT BRACKET WAS FOUND TO BE BROKEN. THERE WAS NO DAMAGE TO THE SURROUNDING AREA, AND INSPECTION OF THE FORWARD BRACKET FOUND NO DAMAGE TO IT. A ONE TIME INSPECTION OF THE WHOLE AIRCRAFT WAS ALSOSDR CA081031001Coupling · cracked(CAN) DURING A SHEDULED 100/300 HR INSP OF THE FWD T/R DRIVESHAFT SEGMENT THOMAS COUPLINGS, THE FWD THOMAS COUPLING WAS FOUND CRACKED. UPON FURTHER DISSASSEMBLY ONLY ONE OF THE LAMIATES WAS FOUND CRACKED. THE COUPLING WAS REMOVED FROM SERVICE AND REPLACED NEW.SDR CA080910005Disc Pack · cracked(CAN) FOUND (3) DISCS CRACKED AND ALL DISCS CORRODED ON THE FWD NR 1 POSITION.SDR CA080707006Shaft · corroded(CAN) WHILE REMOVING THE TAIL ROTOR FROM THE ACFT, THE ENGINEER PERFORMING THE WORK NOTED THAT SEPARATING THE HUB FROM THE OUTPUT DRIVE SHAFT WAS SUBSTATIALLY MORE DIFFICULT THAN NORMAL. ONCE THE TAIL ROTOR WAS REMOVED IT WAS NOTED THAT THE INCORRECT TYPE OF LSDR M7K2008F00006Magnetic Seal · leaking(REF 0421083949) THE TAIL ROTOR DRIVE FREE WHEEL ASSEMBLY OUTPUT SHAFT SEAL OF MODULE 5 BEGAN TO WEEP AND PROGRESSIVELY THE WEEP BECAME A LEAK. A NEW SEAL WAS INSTALLED AND NO FURTHER LEAKAGE WAS NOTED. (K)SDR MD0519081Drive Shaft · scoredCOAX CABLE FROM ANTENNA MOUNTED ON OIL RESERVOIR COWLING SCORED THE (NR 3) TAIL ROTOR DRIVESHAFT SEGMENT.SDR CA080514007Shaft · damaged(CAN) ON POST FLIGHT THE COOLING FAN WAS FOUND SPUN ON THE LOWER BEARING AND SHAFT ASSY. (ALIGNMENT MARK MISALIGNED) (TC NR 20080514007)SDR CA080303004Disc Pack · cracked(CAN) DISC PAC WAS REMOVED FOR INSPECTION DURING A SCHEDULED 1200 HOUR INSPECTION. CRACKED DISC WAS DISCOVERED DURING DISASSEMBLY. ONE DISC OF TEN IN PAC WAS COMPLETELY CRACKED ON BOTH SIDES ON ATTACHEMENT BOLT HOLE SO THAT A PIECE OF THE DISC WAS BROKEN AWAY.SDR H9X2007F00000Housing · damagedAIRCRAFT WAS RETURNING HOME FROM FLIGHT AND PILOT NOTICED THE PEDALS WERE NOT OPERATING NORMALLY. HE THEN BEGAN CIRCLING THE AIRPORT UNTIL WE DETERMINED THAT THE PROBLEM WAS A PARTIALLY LT STUCK TAIL ROTOR PEDAL, AT WHICH TIME HE DECLARED AN EMERGENCY AND LA
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