N491PH, cancelled Nov 12, 2025
Service difficulty reports · 127
Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. 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 n_number = 'N491PH' AND deregistration_id = 'N491PH-2025-11-12' 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 n_number = 'N491PH' AND deregistration_id = 'N491PH-2025-11-12' 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 HEER20180710065Throttle Cable · brokenAIRCRAFT WOULD NOT ROLL DOWN TO IDLE. REMOVED AND REPLACED BROKEN THROTTLE CONTROL CABLE.SDR HEER20160920232Bearing · spalledENGINE REMOVED 9-2-16 TO UPGRADE NR 5 BEARING AND TURBINE OVERHAUL. NR 5 BEARING EXHIBITED SPALLING AT OUTER RACE SPLIT. REPLACED BEARING.SDR HEER20151028837Bearing · spalledNR 5 BEARING REMOVED DUE TO PROBABLE SPALLING AT OUTER RACE SPLIT.SDR HEER20141020173Bearing · spalledENGINE REMOVED ON 10-13-14 FOR TURBINE OVERHAUL. NR 5 BEARING EXHIBITS A SPALLING BALL. REPLACED BEARING. PART WILL BE RETURNED TO MFG FOR EVALUATION.SDR HEEA124082Support · corrodedTHE SUPPORT HAS EXFOLIATING CORROSION CAUSING IT TO FAIL, ALLOWING A PORTION OF THE SLAT ASSY TO DEPART FROM THE ACFT IN FLIGHT. FOUND ONCE ACFT LANDED AT BASE STATION. REPLACED SLAT ASSEMBLY.SDR HEEA088943Windshield · crazedWINDSHIELD CRAZED.SDR HEEA088016Headrest · damagedDISSENGAGE PINS WILL NOT DISSENGAGE FOR HEADREST ADJUSTMENT. REPLACED WITH SERVICEABLE PART.SDR HEEA088025Bolt · corrodedENGINE MOUNT BOLT CORRODED DUE TO INADEQUATE PROTECTION DURING MFG PROCESS. REPLACED WITH SERVICEABLE PART.SDR HEEA088012Window · crazedPAX DOOR WINDOW IS CRAZED BEYOND LIMITS. REPLACED WITH SERVICEABLE PART.SDR HEEA088011Window · crazedLITTER DOOR WINDOW IS CRAZED BEYOND LIMITS. REPLACED WITH SERVICEABLE PART.SDR HEEA088010Window · crazedCREW DOOR WINDOW CRAZED BEYOND LIMITS. REPLACED WITH SERVICEABLE PART.SDR HEEA088009Window · crazedCRAZED BEYOND LIMITS. REPLACED WITH SERVICEABLE PART.SDR HEEA088008Window · crazedLITTER DOOR WINDOW IS CRAZED BEYOND LIMITS. REPLACED WITH SERVICEABLE PART.SDR HEEA088007Chin Bubble · crazedRIGHT CHIN BUBBLE CRAZED BEYOND LIMITS. REPLACED WITH SERVICEABLE PART.SDR HEEA088006Chin Bubble · crazedLEFT CHIN BUBBLE CRAZED BEYOND LIMITS. REPLACED WITH SERVICEABLE PART.SDR HEEA087999Idler Assy · damagedMAIN ROTOR IDLER ASSY BEARING OUTER RACE TURNING IN IDLER. REPLACED WITH SERVICEABLE PART.SDR HEEA087998Idler Assy · ratchetingMAIN ROTOR CONTROL IDLER ASSY HAS BEARINGS RATCHETY. REPLACED WITH SERVICEABLE PART.SDR HEEA088020Window · crazedCOCKPIT WINDOW CRAZED. REPLACED WITH SERVICEABLE PART.SDR HEEA088002Cone · peelingMAIN ROTOR HEAD LOWER CONE HAS TEFLON COATING PEELING OFF OF INNER RACE. REPLACED WITH SERVICEABLE PART.SDR HEEA088015Leg Assy · wornENGINE MOUNT LEG ASSY HAS A HOLE WALLED OUT OF LIMITS. REPLACED WITH SERVICEABLE PART.SDR HEEA088014Bearing · wornENGINE BIPOD MOUNT HAS WORN BEARINGS. REPLACED WITH SERVICEABLE PART.SDR HEEA087994Tube · corrodedCORROSION DAMAGED BEYOND LIMITS DUE TO INADEQUATE PROTECTION DURING MFG PROCESS. REPLACED WITH SERVICEABLE PART.SDR HEEA088013Crosstube · wornMLG CROSSTUBE T-BOLT WORN. REPLACED WITH SERVICEABLE PART.SDR HEEA087869Pitot Line · corrodedPITOT LINE HAS DEVELOPMENT OF CORROSION DUE TO TREATMENT USED DURING MANUFACTURE PROCESS. REPLACED TUBE.SDR HEEA087868Static Line · corrodedSTATIC LINE HAS DEVELOPMENT OF CORROSION DUE TO TREATMENT USED DURING MANUFACTURE PROCESS. REPLACED TUBE.SDR HEEA087867Static Line · corrodedSTATIC LINE HAS DEVELOPMENT OF CORROSION DUE TO TREATMENT USED DURING MANUFACTURE PROCESS. REPLACED TUBE.SDR HEEA087866Static Line · corrodedSTATIC LINE HAS DEVELOPMENT OF CORROSION DUE TO TREATMENT USED DURING MANUFACTURE PROCESS. REPLACED TUBE.SDR HEEA087878Line · corrodedHYDRAULIC LINE HAS DEVELOPMENT OF CORROSION UNDER SLEEVE DUE TO DISSIMILAR METALS USED DURING MANUFACTURE PROCESS. REPLACED WITH SERVICEABLE PART.SDR HEEA087877Line · corrodedHYDRAULIC LINE HAS DEVELOPMENT OF CORROSION UNDER SLEEVE DUE TO DISSIMILAR METALS USED DURING MANUFACTURE PROCESS. REPLACED WITH SERVICEABLE PART.SDR HEEA087876Line · corrodedHYD LINE HAS DEVELOPMENT OF CORROSION UNDER SLEEVE DUE TO DISSIMILAR METALS USED DURING MANUFACTURE PROCESS. REPLACED WITH SERVICEABLE PART.SDR HEEA087860Tube · corrodedMAIN ROTOR GEARBOX OIL TUBE HAS CORROSION FOUND UNDER ADEL CLAMP NOT VISIBLE UNTIL REMOVED. REPLACED WITH SERVICEABLE PART.SDR HEEA087859Tube · corrodedMAIN ROTOR GEARBOX OIL TUBE HAS CORROSION FOUND UNDER ADEL CLAMP NOT VISIBLE UNTIL REMOVED. REPLACED WITH SERVICEABLE PART.SDR HEEA087850Windshield · crazedWINDSHIELD CRAZED. REPLACED WITH SERVICEABLE PART.SDR HEEA087849Windshield · crazedWINDSHIELD CRAZED. REPLACED WITH SERVICEABLE PART.SDR HEEA087832Door · corrodedINTAKE COWLING DOOR IS CORRODED AND CHAFED BEYOND LIMITS. REPLACED WITH SERVICEABLE PART.SDR HEEA087831Tube · corrodedFUEL SYSTEM TUBE HAS CORROSION PITTING UNDER SLEEVE DUE TO IMPROPER PROTECTION DURING MANUFACTURING PROCESS. REPLACED WITH SERVICEABLE PART.SDR HEEA087505Nut · wornLOW CYCLIC FRICTION - COULD NOT ADJUST DUE TO WORN THREADS. SCRAPPED.SDR HEEA087504Nut · wornLOW CYCLIC FRICTION - COULD NOT ADJUST DUE TO WORN THREADS. SCRAPPED.SDR HEEA087483Case · corrodedCORRODED UNDER HEAT SHRINK, UNABLE TO DETECT UNTIL REMOVED.SDR HEEA087462Igniter · malfunctionedDELAYED LIGHT OFF. REPLACED IGNITER.SDR HEEA087461Igniter · contaminatedENGINE LIGHT OFF LATE. IGNITER HAS CARBON BUILD UP. REPLACED IGNITER.SDR HEEA087460Igniter · burnedDELAYED STARTS. IGNITER BURNED. REPLACED IGNITER.SDR HEEA087427Float · failedFAILED 6 MONTH INSPECTION. TO BE SENT TO VENDOR FOR REPAIR.SDR HEEA087362Structure · crackedSTORAGE BIN CRACKED.SDR HEEA087864Headrest · out of adjustHEADREST WILL NOT ADJUST. REPLACED WITH SERVICEABLE PART.SDR HEEA087863Headrest · out of adjustHEADREST WILL NOT ADJUST. REPLACED WITH SERVICEABLE PART.SDR HEEA087355Cover · crackedMAIN ROTOR CONTROL COVER CRACKED.SDR HEEA087282Pin · wornWORN AND PITTED. TO BE SENT TO MFG.SDR HEEA087281Bushing · wornWORN PIVOT BORE. TO BE SENT TO BELL HELICOPTER.SDR HEEA087279Gimbal Ring · corrodedGIMBAL RING, CORRODED. TO BE SENT TO MFG.
Back to N491PH, cancelled Nov 12, 2025