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.
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
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 97ZZZX2387Bearing · failedAT DISASSEMBLY, FOUND BEARING BREAKING UP. ROLLERS WERE BROKEN AND GRINDING UP. THIS BEARING IS ONE OF TWO BETWEEN YOKE AND GRIP.SDR HAIHEEA9620Ball Joint · worn bearingsSTARFLEX BALL JOINT WORN BEARINGS. SERIAL NUMBERS REMOVED SF166, SF167, SF165.SDR CHI1773Sleeve · brokenTHE HORIZONTAL HINGE PIN WAS REMOVED FOR A LEAKING SEAL. THE HINGE PIN WAS REMOVED AND THE LEADING SLEEVE REMAINED IN THE BEARING. THE SLEEVE WAS SPLIT AND THE BEARING WAS REMOVED WITH THE SLEEVE STILL INSTALLED. A NEW BEARING AND HORIZONTAL HINGE PIN WERE SDR HAIHEEA9568Spindle · bearing failedBEARING SEPARATED FROM SPINDLE.SDR HAIHEEA9567Spindle · bearing failedBEARING SEPARATED FROM SPINDLE.SDR HAIHEEA9559Damper · defectiveM/R DAMPER WEAK AND RATCHETY.SDR HAIHEEA9558Damper · wornM/R DAMPER REPAIR DUE TO WEAR ON INNER CYLINDER.SDR 97ZZZX3610Lift Link · bearing failedLIFT LINK LOWER BEARING SEPARATED FROM ELASTOMER.SDR HAIHEEA9484Spindle · bearing failedSPINDLE BEARINGS SEPARATED AND SHIMS EXPOSED.SDR HAIHEEA9483Spindle · corrodedSPINDLE BEARINGS SEPARATED AND METAL SHIMS EXPOSED.SDR HAIHEEA9482Spindle · corrodedSPINDLE REMOVED FROM SERVICE AS PER ASB412-88-37.SDR HAIHEEA9481Spindle · corrodedCORROSION ON PIN AREA UNDER PITCH HORN.SDR 97ZZZX4078Bearing · roughBALL BEARING ROUGH. REPLACED WITH 2 EACH NEW UNITS, CORRECTED PROBLEM.SDR HAIHEEA9340Starflex · crackedSTARFLEX HAS A CRACKED ARM. FILED THE AREA TO THE ALLOWABLE LIMITS BUT WITH NO SUCCESS OF REMOVING THE CRACK.SDR HAIHEEA9335Spindle · separationDAMPER SEPARATED, SHIMS EXPOSED (RUBBER SEPARATION)SDR CA970528017Trunnion · offset(CAN) MAIN ROTOR BALANCED AND ALIGNED STATICALLY PRIOR TO INSTALLATION. SEVERE VIBRATIONS ON GROUND RUN. TRUNNION WAS FOUND TO BE OFFSET BY 0.009 INCH. ADJUSTMENT SCREWS COULD NOT BE ADJUSTED.SDR 97ZZZX2331Damper Pin · failedM/R DAMPER PINS LOST EXPANSION CLAMP UP. WILL NOT ADJUST TO HOLD DURING FLIGHT.SDR CA970409002Starflex · cracked(CAN) STARFLEX ASSEMBLY FOUND CRACKED ON TRAILING EDGE OF ARM. PART TC: 2,102.SDR 97ZZZX2312Bolt · missingROTOR HEAD BOLT THAT HOLDS THE PILLOW BLOCK IN PLACE FOUND MISSING. FOUND DURING PMI ON 3-22-97. REPLACED BOLT AND TORQUED ON MAIN ROTOR PILLOW BLOCK.SDR 97ZZZX2436Bearing · wornBEARING WORN BEYOND SERVICEABLE LIMITS. EXCESSIVE BEARING PLAY. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.SDR 97ZZZX2434Bearing · wornBEARING WORN BEYOND SERVICEABLE LIMITS. EXCESSIVE BEARING PLAY. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.SDR CA970408013Bearings · worn(CAN) VIBRATION REPORTED. ROTOR HEAD DISMANTLED. AT THE ATTACHMENT POINT OF THE HUB TO THE MAST, THE BEARINGS (A-106-5 AND A-648-1) AS WELL AS THE RINGS (A-152-1) WERE EXCESSIVELY WORN. THE TWO BEARINGS (A-648-1) WERE OUT OF ROUND TO THE EXTENT OF DAMAGING SDR HEEA979198Damper · defectiveDAMPER INNER BUSHING CAVITY OVERSIZED.SDR HEEA979163Lower Cone Seat · mismanufacturedM/R LOWER CONE SEAT MISMANUFACTURED.SDR CA970310003Main Rotor Head · deterioration(CAN) DURING CALENDER REPLACEMENT OF MAIN ROTOR TT STRAPS THE INBOARD BEARING CAGES HAD DETERIORATED ALLOWING ROLLERS TO DISPLACE RESULTING IN BRINELLING OF BOTH INBOARD JOURNALS OF THE MAIN ROTOR YOKE. THE BRINELLING WAS LOCALIZED ON THE AFT SIDE OF THE JOURNSDR 97ZZZX2318Pin · wornSECONDARY BLADE PIN WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.SDR 97ZZZX2317Pin · wornSECONDARY BLADE PIN WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.SDR 97ZZZX2316Blade Pin · wornSECONDARY BLADE PIN WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.SDR 97ZZZX2136Blade Pin · wornSECONDARY BLADE PIN WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.SDR HEEA979144Pin · bentBLADE PIN BENT.SDR HEEA979133Balljoint · wornBALL JOINT WORN.SDR 97ZZZX930Flex Beam · delaminatedFLEX BEAM BUMPER DELAMINATION. REPLACED WITH NEW UNIT, CORRECTED PROBLEM. CORE PART RETURNED DIRECTLY TO MESA FROM RENO.SDR HEEA979110Stop · wornUP STOP WORN AND HAS EXCESSIVE PLAY.SDR HEEA979109Support · wornGIMBAL RING ATTACH. WORN EAR ON SUPPORT WILL NOT HOLD P/N 204-011-497-103 BUSHING AND WORE P/N 204-011-463-105 BOLT.SDR HEEA979088Tapered Washers · wornWASHER WORN BEYOND LIMITS. REPLACED WITH NEW PARTS AND RETURNED TO SERVICE.SDR HEEA979087Pins · wornPINS WORN BEYOND LIMITS. REPLACED WITH NEW PARTS AND RETURNED TO SERVICE.SDR HEEA979086Pin · wornPIN WORN BEYOND LIMITS. REPLACED WITH NEW PARTS AND RETURNED TO SERVICE.SDR HEEA979085Bushings · wornBUSHINGS WORN BEYOND LIMITS. REPLACED WITH NEW PARTS AND RETURNED TO SERVICE.SDR HEEA979084Pins · wornPINS WORN BEYOND LIMITS. REPLACED WITH NEW PARTS AND RETURNED TO SERVICE.SDR HEEA979083Tapered Washers · wornWASHER WORN BEYOND LIMITS. REPLACED WITH NEW PARTS AND RETURNED TO SERVICE.SDR HEEA979082Pin · wornPIN WORN BEYOND LIMITS. REPLACED WITH NEW PARTS AND RETURNED TO SERVICE.SDR HEEA979060Fitting · mismanufacturedM/R STRAP PIN HOLES MISMANUFACTURED.SDR HEEA979059Fitting · mismanufacturedM/R STRAP PIN HOLES MISMANUFACTURED.SDR HEEA979048Spindle · bearing unbondedBEARING UNBONDED FROM SPINDLE.SDR CA970421040Bolt · corroded(CAN) MAIN ROTOR HEAD BOLTS P/N 350A37-1244-20 AND 350A37-1245-20 FOUND CORRODED IN THRUST AREAS WHERE DRY LUBRICANT HAD WORN OFF.SDR HEEA978925Bearing · wornSPHERICAL BEARING WORN. SERIAL NUMBERS REMOVED ARE 9443, 9445, AND 9444.SDR CA970225003Pitch Link Assy · cracked(CAN) 2 CRACKS FOUND ON LOWER END OF PITCH LINK TUBE. 1 APPROXIMATELY 3/8" AND 1 APPROXIMATELY 1/2".SDR HEEA978913Balljoint · wornSTARFLEX BALLJOINT WORN.SDR HEEA978911Pin · corrodedFOUND RUST UNDER BLADE PIN PROTECTIVE COATING.SDR HEEA978910Blade Pin · corrodedBLADE PIN ASSY CORROSION AND MECHANICAL DAMAGE.
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