JASC 6110

Service difficulty reports · 1,590

Reports filed under 6110 · Propeller Assembly, 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 = '6110'
  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 2026FA0000749Propeller · misinstalledPROPELLER INSTALLED INCORRECTLY AT THE FACTORY, INCORRECT CLOCKING CAUSING PROPELLER BUSHINGS TO BACK OUT: THE PROPELLER CLOCKED INCORRECTLY WITH #1 CYLINDER AT TOP DEAD CENTER. THE FACTORY SAFETY CABLES SHOWING THIS PROP HASN'T BEEN REMOVED SINCE TAKING DELISep 21, 2026 · N848FG · Cessna 172SSDR 2026FA0000215Bulkhead · crackedDURING 100HR INSPECTION, FOUND FORWARD PROPELLER BULKHEAD CRACKED AT ONE BOLT HOLE LOCATION. PART HAD 297 HRS TOTAL TIME.Mar 26, 2026 · N738PV · Cessna 172NSDR 2026FA0000176Bulkhead · crackedFOUND FORWARD PROPELLER BULKHEAD P/N 0550321-4 CRACKED AT ONE BOLT HOLE LOCATION.Feb 26, 2026 · N7351G · Cessna 172KSDR 7CUR20260126001Blade · leakingDURING MAINTENANCE, A LEAKING PROPELLER BLADE WAS FOUND. PROPELLER ASSEMBLY REMOVED AND REPLACED. DISASSEMBLY REVEALED OVERHEATING OF THRUST BEARINGS AND WASHERS, AND VISIBLE CRACKS ON THE HUB STUB ARM.Jan 26, 2026 · N132CG · Lkheed C130HSDR 2026FA0000184Bulkhead · crackedFOUND REPLACEMENT SPINNER BULKHEAD CRACKED AT BOLT HOLES AFTER 485 HOURS OF SERVICE.Dec 2, 2025 · N959JA · Cessna 172SSDR 2026FA0000181Bulkhead · crackedFOUND SPINNER BULKHEAD CRACKED 273 HRS. REPLACED BULKHEAD WITH NEW P/N: 0550321-4Aug 19, 2025 · N73345 · Cessna 172MSDR 2026FA0000187Bulkhead · crackedSPINNER BULKHEAD DISCOVERED CRACKED AFTER A COMPANY MAINT SAFETY STAND DOWN WHEN OTHERS IN OUR FLEET WERE FOUND CRACKED USING MAGNIFICATION. SINCE THE DISCOVERY ON 4/18/25. THIS ACFT HAS HAD 7 BULKHEAD REPLACEMENTS. AVERAGE TIME BETWEEN BULKHEADS VARIED BETWApr 18, 2025 · N298ME · Cessna 172SSDR 2026FA0000185Bulkhead · crackedINSPECTED SPINNER BULKHEAD FOR CRACKS DURING A FLEET SAFETY STAND DOWN AFTER DISCOVERING CRACKS IN SPINNER BULKHEADS OF OUR OTHER AIRCRAFT. CRACKS ARE VERY HARD TO SEE VISUALLY WITH THE NAKED EYE. USING A 10X MAGNIFIER AND KNOWING WHERE TO LOOK THAT RADIATEApr 17, 2025 · N364SP · Cessna 172SSDR 2026FA0000180Bulkhead · crackedDURING A FLEET WIDE SAFETY STAND DOWN. REMOVED SPINNER TO INSPECT FRONT PROPELLER BULKHEAD FOR CRACKS. FOUND CRACKS AT BOLT HOLESApr 17, 2025 · N73345 · Cessna 172MSDR 2026FA0000177Bulkhead · crackedDURING 100HR INSPECTION. FOUND FORWARD SPINNER BULKHEAD P/N: 0550321-4Apr 16, 2025 · N738PV · Cessna 172NSDR 2026FA0000182A/C Pack · crackedDURING A COMPANY SAFETY STAND DOWN FOR SPINNER BULKHEAD CRACKS.. FOUND SPINNER BULKHEAD CRACKS AT PROPELLER BOLT HOLES. CRACKS ARE HARD TO SEE WITH VISUAL EYE. CAN BE SEEN WITH 10X MAGNIFIER. BULKHEAD P/N: 0552231-1Apr 12, 2025 · N959JA · Cessna 172SSDR 2024FA0000621Propeller · shutdownPERFORMED INFLIGHT ENGINE SHUTDOWN BEFORE RELEASE TO SERVICE AS REQUIRED AFTER ENGINE HOT SECTION INSPECTION AND ENGINE INSTALLATION. AT INFLIGHT SHUTDOWN THE ENGINE SPOOLED DOWN AFTER TURNING OFF FUEL AS EXPECTED. HOWEVER, WHEN THE MANUAL FUEL CUTOFF/PROP FJul 22, 2024 · Cessna 441SDR EY2R2024071200001Hub · crackedA SMALL CRACK WAS FOUND AT ONE OF THE TWO DOWEL PIN LOCATIONS ON THE PROPELLER HUB MOUNTING FLANGE. THE CRACK APPEARS TO HAVE ORIGINATED AT A LARGE PIT ON THE MOUNTING SURFACE AND PROGRESSED INTO THE DOWEL PIN BORE. TOTAL LENGTH OF THE CRACK IS LESS THAN 0.025Jul 12, 2024 · Emb EMB120SDR LR7A2023122703338Seal · damagedDURING SCHEDULED FLIGHT #3 AND #4 PROP LOW OIL LIGHT CAME ON SIMULTANEOUSLY FOLLOWED BY RPM FLUXING OUT OF LIMITS WITHIN MINUTES. BOTH #3 AND #4 ENGINES WERE SHUTDOWN IN ACCORDANCE WITH LAC QRH. AN EMERGENCY WAS DECLARED, FUEL WAS DUMPED AND REQUESTED AN IMMEDDec 27, 2023 · N407LC · Lkheed 382GSDR 2023FA0000762Spring · destroyedPROPELLER EXHIBITED SEVERAL LOOSE BLADES IN THE HUB UPON INSPECTION AFTER PICKUP FROM THE FACTORY SERVICE CENTER IN KNOXVILLE TN POST ANNUAL. THIS WAS TOLD TO BE A DESIGN FEATURE AND NOT A CAUSE FOR CONCERN. THE SERVICE CENTER HAD SERVICED PROP WITH GREASE DURNov 16, 2023 · N305MS · Cirrus SR22TSDR BV5Y202311230001Ferrule · crackedDURING MAINTENANCE A PROPELLER WAS FOUND WITH CRACKS IN ONE BLADE FERRULE. THE PROPELLER IS REPLACED. THE PROPELLER WILL BE SEND TO HOFFMANN PROPELLER FOR INVESTIGATION. THE REASON FOR THE CRACKS IS UNKNOWN AT THE MOMENT. BECAUSE OF THE LONG TIME IN SERVICE ONov 6, 2023 · N2ASDR 2023FA0000419Bulkhead · crackedAIRCRAFT PROPELLER FWD BULKHEAD CRACKED AT BOLT HOLES. SPINNER NEW, INSTALLED AT FACTORY. PROPELLER DYNAMICALLY BALANCED TO REDUCE VIBRATION.Aug 15, 2023 · N547SC · Piper PA28181SDR 2023FA0000315Propeller · brokenABOUT FIVE INCHES OF PROPELLER BLADE #1 SEPARATED FROM TIP DURING FLIGHT REQUIRING AN IMMEDIATE EMERGENCY LANDING.Apr 27, 2023 · N6384H · Piper J3C*SDR 2022FA0000462None · noneFLIGHT WALK AROUND NOTICED PROP WAS DAMAGED. SHOP WILL TAKE ACTIONS TO REPAIR PLANE IN COMING WEEKS. NO DEFECT IN ANY PARTS ON PLANE UNTIL AFTER ATTEMPTING LANDING.Aug 18, 2022 · N191JB · Cirrus SR22TSDR QXEA2022041400154Pump · malfunctionedUNABLE TO UNFEATHER #2 PROP USING UNFEATHER SWITCH ON CDS MAINTENANCE PANEL. REMOVED #2 FEATHERING PUMP IAW Q400 AMM TASK 61-20-31-000-801, 35343. INSTALLED REPLACEMENT #2 FEATHERING PUMP IAW Q400 AMM TASK 61-20-31-400-801 DID NOT FIX, CB STILL TRIPS WITHIN 5Apr 13, 2022 · N445QX · Bombdr DHC8402SDR QXEA2022013100042Pcu · noneDURING DESCENT #1 PROP RPM DROPPED TO 820 THEN QUICKLY STABILIZED AT 850. POWERPLANT MSG DISPLAYED. HAPPENED BETWEEN 11,000 - 10,000. REMOVED FROM SERVICE. REMOVED AND REPLACED PCU. OPS TEST GOOD. NO FURTHER DEFECTS. NO POWERPLANT MESSAGES DISPLAYED. NO FAULTSJan 29, 2022 · N432QX · Bombdr DHC8402SDR P15R20220107001Propeller · brokenPROPELLER IN SERVICE SINCE 2015/100 HOURS. METAL TIPPING REPLACED DEC 2021. DURING INITIAL CLIMB AFTER REINSTALLATION, CUSTOMER REPORTED SEVERE VIBRATION; HE CUT POWER AND MADE SUCCESSFUL POWER-OFF LANDING ON ROAD CLOSE TO AIRPORT (IN QUEBEC). NO INJURIES OJan 7, 2022 · Piper J3SDR QXEA2021100800466None · noneDURING CLIMB, NOTICED BOTH YOKES VIBRATING EXCESSIVELY, SIMILAR TO TAXIING ON ROUGH SURFACE. WHEN FINGER PRESSURE WAS APPLIED TO LEFT SIDE OF BOTH YOKES VIBRATION WAS PRONOUNCED. FINGER PRESSURE ON RIGHT SIDE OF YOKE RESULTED IN NO VIBRATION. AUTOPILOT ON WHOLOct 6, 2021 · N403QX · Bombdr DHC8402SDR LR7A2021031202802Propeller · leakingDURING SCHEDULED FLIGHT #1 LOW PROP OIL LIGHT ILLUMINATED. ENGINE SHUTDOWN. EMERGENCY DECLARED. AIR TURNBACK. / REPLACED PROPELLER. LP 36592Mar 12, 2021 · N402LC · Lkheed 382GSDR LR7A2021030202801Seal · leakingDURING SCHEDULED FLIGHT #1 LOW PROP OIL LIGHT ILLUMINATED. ENGINE SHUTDOWN. EMERGENCY DECLARED. / REPLACED FRONT AND REAR LIP SEALS. LP 36581Mar 2, 2021 · N402LC · Lkheed 382GSDR QXEA2021030200096Liner · out of limitsBOTH CONTROL YOKES BEGAN SHAKING/VIBRATING DURING CLIMB OUT, AS WE ACCELERATED FROM ~ 210-240 KNOTS. IT THEN STABILIZED, UNTIL RANDOMLY RETURNING IN CRUISE AT 70KTS. REMOVED FROM SERVICE. C/W CHAPTER 5 INSPECTION FOR EXCESSIVE/UNUSUAL VIBRATION. PERFORMED PROPFeb 27, 2021 · N426QX · Bombdr DHC8402SDR QXEA2020110200307Propeller · vibrationVIBRATIONS WERE FELT DURING CLIMB OUT. THEY WERE MORE NOTICEABLE WHEN CONDITION LEVERS WERE AT 1020 AND 900. VIBRATIONS WERE LESS ONCE CONDITION LEVERS WERE SET AT 850 AND TORQUE WAS BELOW 55%, THEN DURING DESCENT VIBRATIONS INCREASED AGAIN WHEN TORQUE WAS AOct 29, 2020 · N404QX · Bombdr DHC8402SDR 9VNR20200929001Bolt · shearedOWNER REPORTED OIL LEAK IN FRONT END OF ENGINE. UPON INVESTIGATION IT APPEARED TO BE SHAFT SEAL LEAK. REMOVED PROPELLER SPINNER AND FOUND TWO (2) BOLTS SHEARED IN PROPELLER FLANGE. REMOVED PROPELLER AND DISCOVERED PROPELLER SEAL BETWEEN PROPELLER FLANGE ANDSep 28, 2020 · N9394W · Piper PA28235SDR QXEA2020072300218Propeller · out of balanceDURING CLIMB, NOTICEABLE VIBRATION IN CONTROL YOKE, MADE WORSE DURING ANY CONTROL INPUT. WAS MUCH IMPROVED AT CRUISE. VIBRATION IN BOTH YOKES AND WORST IN CLIMB AND HIGH POWER SETTINGS. REMOVED FROM SERVICE. INSPECTION PERFORMED AS WELL AS PROP 1 & 2 BALANCINGJul 21, 2020 · N404QX · Bombdr DHC8402SDR 2020FA0000335Not Reported · corrodedEXTREME CORROSION FOUND ON PARTS INSIDE PROP HUB POST OVERHAUL WITH LESS THAN 40 HOURS FROM OVERHAUL. OPERATOR SUSPECTS UNAPPROVED PARTS MAY HAVE BEEN USED AND REPLACEMENT KIT PARTS NOT REPLACED IAW MANDATORY REPLACEMENT KIT MANUAL PROCEDURES.Jul 15, 2020 · N68BM · Cessna T210MSDR 2020FA0000200Propeller · departedAFTER THE RUNUP AND TAKEOFF CHECKLIST COMPLETE, I ACCELERATED TO ALMOST ROTATION SPEED WHEN I HEARD A LOUD BANG. I IMMEDIATELY RETARDED THE THROTTLE TO IDLE AND BROUGHT THE AIRPLANE TO A CONTROLLED STOP ADJACENT TO, BUT OFF THE RUNWAY. THE AIRPLANE NEVER LEFMar 11, 2020 · N6768P · Piper PA24SDR 2020FA0000096Fork · crackedSEVERAL CRACKS FOUND IN CAM SLOTS DURING MAGNETIC PARTICLE INSPECTION.Mar 27, 2019SDR LR7A2019012201475Not Reported · leakingDURING FERRY FLIGHT WHILE ON CLIMB OUT NR 2 ENGINE WAS SHUT DOWN FOR LOW PROP OIL LIGHT. FIVE MINUTES LATER NR 3 ENGINE WAS SHUT DOWN FOR LOW PROP OIL LIGHT AND RPM OUT OF LIMITS. THE SECOND SHUT DOWN NECESSITATES SDR REPORTING. NR 2 PROP FOUND TO HAVE AN OJan 22, 2019 · N402LC · Lkheed 382GSDR QXEA2018092800350Propeller · out of balanceON CLIMBOUT THROUGH 5000 FEET EXPERIENCED SIGNIFICANT VIBRATION IN ROUGH PATTERN OF 5-10 SECONDS OF VIBRATION, THEN NOTHING. PROPS WERE 900, THEN LEVEL OFF SET CRUISE TO 850, NO NOTICEIBLE DIFFERENCE IN VIBRATION. CALLED FLIGHT ATTENDANTS AND THEY BOTH COULD FSep 26, 2018 · N428QX · Bombdr DHC8402SDR QXEA2018082800315Propeller · out of balanceDURING CRUISE, SLOW AIRSPEED, FIRST NOTICED AT 210 KTS, NOTICEABLE VIBRATION. TRIED PUTTING ANVS ON PAUSE WITH NO CHANGE. VIBRATION WORSENED DURING POWER REDUCTION. PROPS WERE AT 850. TORQUE ABOUT 50%. REMOVED FROM SERVICE. IAW WO 247742, 00001 THROUGH 00Aug 27, 2018 · N429QX · Bombdr DHC8402SDR QXEA2018082800314Propeller · out of balanceFAIRLY SIGNIFICANT VIBRATION ON THE NR 1 PROPELLER. WHEN POWER LEVERS WERE REDUCED BELOW ABOUT 65%, TORQUE VIBRATION WAS MOST NOTICEABLE. VIBRATION WOULD BECOME LESS NOTICEABLE AFTER SEVERAL SECONDS AND THEN COME BACK WHEN A POWER CHANGE WAS MADE. REMOVEDAug 25, 2018 · N429QX · Bombdr DHC8402SDR QXEA2018082400307Propeller · out of balanceSUBSTANTIAL VIBRATION DURING CLIMB OUT. PROPS AT 900 RPM. AIRSPEED BETWEEN 190 - 250 KIAS, LEVELED OFF AT 17,000 FT. NR 2 PROP 850 RPM, AIRSPEED 250 KIAS, VIBRATIONS REMAINED. LANDING, FLAPS DID NOT SEEM TO ALLEVIATE THE VIBRATIONS. VIBRATION FELT AND SEEN Aug 22, 2018 · N434MK · Bombdr DHC8402SDR QXEA2018082100300Propeller · out of balanceAFTER TAKEOFF, AIRFRAME VIBRATION FELT IN CONTROL YOKE AS WELL AS PILOT SEAT. INTENSITY WAS CYCLICAL FROM LIGHT TO MODERATE AT ALL AIRSPEEDS AND ALTITUDES. GREATEST INTENSITY WAS FELT BELOW 6,000 FEET. DIVERTED, AND LANDED UNEVENTFUL. REMOVED FROM SERVICAug 21, 2018 · N435QX · Bombdr DHC8402SDR QXEA20180813292Propeller · contaminatedNR 1 PROPELLER TIME TO UNFEATHER WAS 50 SECONDS. REMOVED FROM SERVICE. ON GREASE LEVEL CHECK, FOUND GREASE TO BE DARK BROWN IN COLOR AND VERY LOW VISCOSITY. POSSIBLE CONTAMINATED WITH ENGINE OIL. REPLACED THE P[ROPELLER GREASE AND ALSO THE OVERSPEED GOVERNOAug 9, 2018 · N446QX · Bombdr DHC8402SDR QXEA2018071200257Propeller · out of balanceNR 1 ENGINE PROP VIBRATION ENROUTE. DIVERTED. LANDING UNEVENTFUL. REMOVED FROM SERVICE. PERFORMED PROPELLER BALANCE ON NR 1 ENGINE IAW 6611001. INITIAL IPS SHOWED .317. APPLIED SOLUTION. PROJECTED IPS ARE .006. WEIGHTS APPLIED AT HOLES 11(30G), 12(50G), 13(50GJul 12, 2018 · N429QX · Bombdr DHC8402SDR QXEA2018052900194Propeller · out of balanceDURING CLIMB, WITH PROPS IN RATING DETENT, NOTICED A VIBRATION. WHEN TORQUE REDUCED TO 65%, VIBRATION ELIMINATED. ANVS WAS PAUSED DURING CLIMB WITH NO EFECT ON VIBRATION. AT CRUISE WITH PROPS AT 850, VIBRATION ELIMINATED. DIVERTED AND ACCOMPLISHED UNEVENTFUMay 29, 2018 · N400QX · Bombdr DHC8402SDR LU4R2017102418840Beta Ring · damagedDURING PREFLIGHT, DISCOVERED THAT THE CARBON BLOCK WHICH RIDES IN THE CHANNEL OF THE PROPELLER BETA FEEDBACK COLLAR WAS DAMAGED BY A SMALL FAILURE OF THE SECTION OF THE FEEDBACK COLLAR CHANNEL WALL DIRECTLY UNDER ONE OF THE MOUNTING STUDS. ONE POSSIBILTY THOct 24, 2017 · Cessna 208SDR HNAA2017101000345Propeller · vibrationMODERATE VIBRATION FROM THE RT PROPELLER. CONSTANT AND WORSENS WITH PROPELLER SPEED CHANGES. R & R THE NR 200 PROPELLER ASSY IAW CARD 61-10-06R, RAN ACFT IAW MOM. OPS CHECKED GOOD NO DEFECTS AT THIS TIME.Oct 6, 2017 · N336EN · Dhav DHC8311SDR JJBA20170324016Pcu · inoperativeBOTH PROPELLERS RPM DROPPED FROM 1050-1020 DURING CLIMB WITH POWER AT 90% TORQUE. IN CRUISE SETTING PROPELLER RPM WOULD NOT DROP BELOW 925 AT 90% TORQUE. CRUISE WITH PROP SYNCHROPHASE ENGAGED PROPELLER RPM CHANGED WITH PLA SETTING. COMPLIED WITH FCD 72-201Mar 24, 2017 · N365PH · Dhav DHC8202SDR SQPA032020170001Propeller · detachedLEFT PROPELLER DEPARTED AIRCRAFT DURING CLIMBOUT. NO PRIOR INDICATION OF PROBLEMS WERE REPORTED BY PILOTMar 20, 2017 · N114BH · Cessna 340ASDR COEA2016111101983Seal · leakingFLIGHT 7778, ENROUTE, THE PILOT ENCOUNTERED ENGINE OIL SPRAYING ONTO THE WINDSHIELD. THE PILOT ELECTED TO DIVERT. LANDED WITHOUT INCIDENT. NO EMERGENCY. MAINTENANCE REMOVED PROPELLER, REPLACED THE PROP SHAFT SEAL AND O-RING. REINSTALLED PROPELLER. AIRCRAFT RNov 11, 2016 · N983FE · Cessna 208BSDR UD7RP5511Thrust Washer · failedONE BLADE THRUST BEARING RACE (WASHER) IS BROKEN AFTER ONLY 8 HOURS TSO. PROP WAS OVERHAULED AND CUSTOMER FURNISHED USED BLADE WAS OVERHAULED AND INSTALLED.Oct 4, 2016SDR 2016FA0000353Nut · damagedPILOT REPORTED A VIBRATION FROM THE ENGINE OR PROP. ON VISUAL INSPECTION, THE NR 3 PROPELLER BLADE SLIPPAGE INDICATION TAPE WAS FOUND TO BE BROKEN AND THE BLADE ROTATED. IT WAS DISCOVERED THAT ONE OF THE TWO OUTBOARD BLADE CLAMP BOLTS WAS LOOSE. AFTER REMOVIJul 30, 2016 · N67667 · Dhav DHC2MK1SDR JJBA20151225011Propeller · malfunctionedNUMBER 1 ENG UN-COMMANDED FEATHER ON CLIMB. R & R PROPELLER ASSEMBLY, OPERATIONS CHECK & LEAK CHECK SATISFACTORY.Dec 25, 2015 · N857CA · Dhav DHC8311SDR 3PSR20151012005Blade · crackedDURING A BEARING INSPECTION OF BLADE, PN 660713275, SN SF340-132 5019, A 6" CRACK AROUND THE BLADE SHANK WAS NOTED. THIS CRACK WAS VERIFIED WITH A FLUORESCENT PENETRANT INSPECTION. THE BLADE WAS REMOVED FROM THE NR 1 BLADE POSITION. SCOTT I COULDN`T FIND THOct 12, 2015 · Cessna 340A
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