JASC 6420

Service difficulty reports · 907

Reports filed under 6420 · Tail 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 = '6420'
  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 HEEA0013979Bearing · wornT/R HEAD BEARINGS WORN.Apr 20, 1998 · N4000L · Snias AS350B2SDR HEEA0013874Bearing · separationRUBBER SEPARATION.Apr 8, 1998 · N40466 · Snias AS350B2SDR HEEA0013854Bearing · wornBEARINGS WORN. SCRAPPED BEARINGS.Apr 6, 1998 · N467PH · Bell 407SDR 98ZZZX1757Bearing · wornBEARING HAS PLAY. SCRAPPED ON SIGHT.Apr 5, 1998 · N317MC · Bolkms BK117C1SDR 98ZZZX1756Bearing · wornBEARING HAS PLAY. SCRAPPED ON SIGHT.Apr 5, 1998 · N317MC · Bolkms BK117C1SDR HEEA0013677Bearing · looseON POST FLIGHT FOUND CLICKING NOISE EMINATING FROM TRUNNION CLAMP RING AREA. SUSPECT TRUNNION BEARING LOOSE IN YOKE, CAUSING NOISE WHEN BLADES ARE FLAPPED. MORE NOTICEABLE AFTER FLIGHT WHEN WARM, NOISE DIMINISHES AS YOKE COOLS. REPAIRED AND INSPECTED BY OVERApr 1, 1998 · N427PH · Bell 407SDR HEEA0013673Bearing · worn4 EACH BLADE FEATHER BEARINGS WORN BEYOND LIMITS.Apr 1, 1998 · N5748M · Bell 214STSDR 98ZZZX1973Hinge · wornLAMINATED HINGE ELASTOMERICS WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH 2 EACH NEW UNITS FROM KIT 3 50A33-2153-00, CORRECTED PROBLEM.Mar 20, 1998 · N97LG · Snias AS350B2SDR CA980317078Sleeve · worn(CAN) AIRCRAFT WAS WASHED IN HANGER AND THE FOLLOWING MORNING WAS TOWED OUTSIDE FOR FLIGHT. ON PRE START CHECK, TAIL ROTOR PEDALS WERE LOCKED DUE TO TAIL ROTOR GRIPS FREEZING. OAT WAS -24C. O-RING TYPE SEALON INNER SLEEVE HAD WORNA GROOVE IN SLEEVE, WHICH WHILMar 17, 1998 · Bolkms BO105CBSSDR 98ZZZX1421Pitch Horn · looseTAIL ROTOR PITCH HORNS TO BLADE ATTACHMENT BOLTS FOUND LOOSE ON POST-FLIGHT WALK AROUND OF HELICOPTER. SUBMITTER SUGGESTED PRO SEAL SQUEEZE OUT CAUSING LOSS OF TORQUE ON ATTACHMENT BOLTS.Mar 17, 1998 · N600CK · Bell 206L1SDR CA980317051Pitch Horn · cracked(CAN) CRACK FOUND ON THE TAIL ROTOR BLADE PTCH HORNS. CRACK STARTED FROM THE OUTBOARD BASE OF THE PITCH HORN AND ENDED AT THE INBOARD BASE OF PITCH HORN ALONG RADII OF THE CUFF OF THE PITCH HORN.Mar 5, 1998 · Skrsky S76ASDR 99ZZZX755Fork · wornSUSPECT ELASTOMORIC BEARINGS WORN. AIRCRAFT PICKED UP HIGH VIBRATION. TAIL ROTOR FORK ASSY REPLACED. TAIL ROTOR BALANCED TO BELOW .2 IPS. AIRCRAFT RELEASED FOR FLIGHT. REF: CONTROL NR 98-3-1.Mar 2, 1998 · N5027P · Hughes 369DSDR CA980313008Spindle · out of adj(CAN) TAIL ROTOR HEAD ASSEMBLY FOUND TO BE INSTALLED APPROX. 10 DEGREES OUT OF ALIGNMENT IN A COUNTER CLOCKWISE DIRECTION. LACK OF MASTER SPLINE MAKES THIS MISTAKE EASILY MADE.Feb 24, 1998 · Enstrm ENSTROM480SDR HEEA0012887Spider · wornT/R SPIDER HAS WORN BEARING.Feb 9, 1998 · N6100R · Snias AS350B2SDR HEEA0012739Hub · wornT/R HUB INBOARD BEARINGS (2 EACH) P/N 214-011-819-101 WORN EXCESSIVELY. TRUNNION P/N 214-011-804-101 CORRODED. THRUST PLUG P/N 214-011-806-101 WORN. PARTS AND LABOR WILL BE INVOICED...WO#9800049-99.Jan 27, 1998 · N3897N · Bell 214STSDR 98ZZZX1809Bearing · wornBEARING WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH 2 EACH NEW UNITS, CORRECTED PROBLEM.Jan 27, 1998 · N911BY · Bolkms BK117A4SDR 98ZZZX1804Bearing · wornBEARING WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH 2 EACH NEW UNITS, CORRECTED PROBLEM.Jan 26, 1998 · N586BH · Bolkms BK117A4SDR 98ZZZX1796Bearing · wornBEARING WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH 2 EACH NEW UNITS, CORRECTED PROBLEM.Jan 26, 1998 · N163BK · Bolkms BK117A3SDR 98ZZZX1806Bearing · wornBEARING WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH 2 EACH NEW UNITS, CORRECTED PROBLEM.Jan 14, 1998 · N911VU · Bolkms BK117B1SDR 98ZZZX1573Bearing · wornTAIL ROTOR BEARING WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH 2 EACH NEW UNITS, CORRECTED PROBLEM.Jan 8, 1998 · N203LF · Bolkms BO105LSA3SDR HAIGJQR0161Stop · corrodedCORROSION ON MATING SURFACES REPLACED WITH NEW PART FROM BHTJan 7, 1998 · N98W · Bell 212SDR HEEA0012428Inner Sleeve · wornT/R HEAD BEARING BUSHING SEATS AND SEAL RIDE WORN.Jan 5, 1998 · N401PH · Bolkms BK117A3SDR HEEA0012427Inner Sleeve · wornT/R HEAD BEARING BUSHING SEATS AND SEAL RIDE WORN.Jan 5, 1998 · N132AE · Bolkms BK117B2SDR 98ZZZX1792Bearing · wornBEARING WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH 2 EACH NEW UNITS, CORRECTED PROBLEM.Jan 2, 1998 · N17SJ · Bolkms BK117B1SDR HEEA0012351Bearing · crackedBEARING CRACKED. SCRAPPED BEARINGS.Dec 15, 1997 · N230UN · Bell 230SDR HEEA0012347Rotor Spider · bindingGREASE LEAKAGE AND SUSPECTED BINDING.Dec 15, 1997 · N60951 · Snias AS350B2SDR 98ZZZX1974Bearing · wornLAMINATED T/R BEARING ELASTOMERICS WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH 4 EACH NEW UNITS FROM KIT 355A09-1036-01, CORRECTED PROBLEM.Dec 15, 1997 · N97LG · Snias AS350B2SDR 98ZZZX1803Bearing · wornBEARING WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH 2 EACH NEW UNITS, CORRECTED PROBLEM.Dec 11, 1997 · N586BH · Bolkms BK117A4SDR HEEA0012333Spider · defectiveT/R SPIDER HAS BROKEN SEALS.Dec 9, 1997 · N6100R · Snias AS350B2SDR HEEA0012264Hub Body · corrodedT/R HEAD HUB BODY HAS EXCESSIVE CORROSION.Dec 5, 1997 · N60951 · Snias AS350B2SDR HEEA0012249Lock Ring · wornT/R LOCK RING WORN.Dec 5, 1997 · N230UN · Bell 230SDR HEEA0012248Inner Race · wornT/R INNER RACE WORN.Dec 5, 1997 · N230UN · Bell 230SDR HEEA0012234Spider · wornHIGH FREQUENCY VIB THAT COMES IN WITH FORWARD FLIGHT.Dec 3, 1997 · N40466 · Snias AS350B2SDR 98ZZZX1571Bearing · wornBEARING WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.Dec 2, 1997 · N202LF · Bolkms BO105LSA3SDR HEEA0012127Bearing · wornBEARING WORN. REPLACED WITH SERVICEABLE PART.Nov 28, 1997 · N40466 · Snias AS350B2SDR HEEA0012120Hub · damagedT/R HUB AND BLADE SUSPECT POSSIBLE CONTACT WITH STATIC STOP.Nov 21, 1997 · N407PH · Bell 407SDR 98ZZZX1808Bearing · wornBEARING WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH 2 EACH NEW UNITS, CORRECTED PROBLEM.Nov 6, 1997 · N911BY · Bolkms BK117A4SDR HEEA0011760Hub · wornWORN FEATHERING BEARINGS AND ROUGH TRUNNION BEARING. REPAIRED AND INSPECTED BY PHI.Nov 4, 1997 · N5748M · Bell 214STSDR 97ZZZX4673Pitch Horn · defectivePITCH HORN ON T/R HUB ASSY HAS A LOOSE STUD.Oct 28, 1997 · Bell 206L1SDR HEEA0011586Sleeve · wornT/R BEARING SEATS WORN.Oct 21, 1997 · N911TL · Bolkms BK117B1SDR HEEA0011585Bushing · looseT/R BUSHING RING STAKING CAME LOOSE. REPLACED WITH SERVICEABLE PART.Oct 21, 1997 · N134AE · Bolkms BK117B2SDR HEEA0011449Hub · wornHUB BEARING SEAT WORN.Oct 10, 1997 · N911TL · Bolkms BK117B1SDR HEEA0011258Hexagon Bolt · scoredSCORING DAMAGE ON SHANK TO BASE METAL. SERIAL NUMBERS REMOVED ARE 123563 AND 123769. REPLACED WITH SERVICEABLE BOLTS.Oct 7, 1997 · N6607K · Bolkms BO105SSDR HEEA0010379Spider Assy · wornT/R SPIDER ASSY SPHERICAL BEARING WORN.Jul 3, 1997 · N6097Z · Snias AS350B2SDR HEEA0010365Housing Assy · coat missingT/R HOUSING BLUE COAT MISSING.Jun 26, 1997 · N8045T · Bell 214STSDR HEEA0010363Trunnion · brinelledT/R TRUNNION BRINELLING.Jun 26, 1997 · N8045T · Bell 214STSDR CA970630002Hinge · delaminated(CAN) DELAMINATIONS CAUSED EXCESSIVE VIBRATION (HIGH FREQ) IN-FLIGHT AND ON GROUND. SPLITS AND DELAMINATIONS IN EXCESS OF ALLOWABLE LIMITS OCCURRED AT VERY LOW T.S.N.Jun 23, 1997 · Snias AS350BASDR 97ZZZX4407Bearings · wornPRE-FLIGHT CHECK FOUND 2 EACH BEARINGS 406-312-100-101 INNER RACES WORN BEYOND LIMITS. ONE EACH OUTER RACE CRACKED. BEARINGS LOCATION INBOARD ON YOKE.Jun 17, 1997 · N417AL · Bell 407SDR HEEA0010155Bearing · wornBEARING WEAR AND UNABLE TO BALANCE T/R BELOW .2 IPS.Jun 16, 1997 · N4000L · Snias AS350B2SDR 97ZZZX4109Bearing · wornBEARING WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH 2 EACH NEW UNITS, CORRECTED PROBLEM.Jun 6, 1997 · N202LF · Bolkms BO105LSA3
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