# JASC 6410: Tail Rotor Blades - Type: JASC system/component code (FAA) - ATA chapter: 64 Tail Rotor - Title in the code table: TAIL ROTOR BLADES - Service difficulty reports: 1,148 - FAA code table: https://www.faa.gov/sites/faa.gov/files/JASC_Code.pdf#page=58 - Page: https://openairdocs.org/jasc/6410 ## What it covers For reports of defective tail rotor blades including heating mats for anti-icing but not the anti-icing system in JASC code 3060. Also includes attachment to rotor head. Typical parts are blade, attach bolt, etc. ## Service difficulty reports (1,148, newest 50) - [SDR NXTA2026072700603](https://openairdocs.org/sdr/NXTA2026072700603), Jul 27, 2026: Bell 429. BLADE. CRACKED. DURING DAILY INSPECTION MECHANIC FOUND A CRACK IN TAIL ROTOR BLADE ABRASION STRIP. (N428CF) - [SDR QMLA2025100720100](https://openairdocs.org/sdr/QMLA2025100720100), Oct 6, 2025: Bell 407. BLADE. CRACKED. CRACKED TAIL ROTOR BLADE, REPLACED TR HUB AND BLADE ASSY. (N693AM) - [SDR DCGA202509100629](https://openairdocs.org/sdr/DCGA202509100629), Sep 8, 2025: Hughes 369E. BLADE. DENTED. DURING A POST FLIGHT MAINTENANCE INSPECTION A SMALL DENT WAS DISCOVERED ON THE OUTBOARD FACE OF ONE OF THE AIRCRAFT TAIL (N808JH) - [SDR MHNA20250723](https://openairdocs.org/sdr/MHNA20250723), Jul 23, 2025: Urocop EC225LP. DAMPENER. BROKEN. DURING A ROTOR TRACK AND BALANCE FLIGHT, THERE WAS AN ISSUE. AFTER COMPLETION OF THE FINAL MCP TRACKING STAGE, A MODERAT (N552AC) - [SDR 2025F00120](https://openairdocs.org/sdr/2025F00120), May 8, 2025: Bell 407. BLADE. CRACKED. DURING A 300 HOUR / 12 MONTH, TAIL ROTOR BLADE SERIAL NUMBER BH349016 WAS TO HAVE SERVAL CRACKS IN THE BLADE TIP. (N416CF) - [SDR 2025F00119](https://openairdocs.org/sdr/2025F00119), May 8, 2025: Bell 407. BLADE. CRACKED. DURING A 300 HOUR / 12 MONTH, TAIL ROTOR BLADE SERIAL NUMBER BH349016 WAS TO HAVE SERVAL CRACKS IN THE BLADE TIP. (N416CF) - [SDR 2025FA0000123](https://openairdocs.org/sdr/2025FA0000123), Feb 20, 2025: Snias AS350B3. BEARING. DETERIORATED. DURING INSPECTION, FOUND T/R LAMINATED HALF SHELL BEARINGS DETERIORATED BEYOND ACCEPTABLE LIMITATIONS. (N804CP) - [SDR GVNA202305180144](https://openairdocs.org/sdr/GVNA202305180144), May 17, 2023: Bolkms BK117C2. COWLING. TORN. AFTER LANDING, INITIAL VISUAL INSP REVEALED VERTICAL FIN COWLING DAMAGE, VIA TAIL ROTOR STRIKE. SUSPECT VERTICAL FIN COW (N457MH) - [SDR 2022FA0000402](https://openairdocs.org/sdr/2022FA0000402), Jul 28, 2022: BLADE. INFLT SEPARATION. THE TAIL ROTOR AND TAIL ROTOR PULLEY DRIVE SYSTEM HAD BEEN REMOVED. THERE APPEARED TO BE NO DAMAGE TO THE FUSELAGE STRUC (N8806S) - [SDR 2022FA0000159](https://openairdocs.org/sdr/2022FA0000159), Mar 20, 2022: Airbus A300*. NONE. CRACKED. VIBRATION ON TAIL ROTOR (N405AM) - [SDR EVCA04212021](https://openairdocs.org/sdr/EVCA04212021), Apr 21, 2021: Bell 407. BLADE. CRACKED. GREEN T/R BLADE HAS CRACK AT WEEP HOLE (N512MT) - [SDR EVCA20200901830](https://openairdocs.org/sdr/EVCA20200901830), Aug 30, 2020: Bell 206L1. BLADE. CRACKED. TAIL ROTOR BLADE TIP HAS CRACK THAT RUNS BETWEEN GAPS OF ALL TIP WEIGHTS. (N12AE) - [SDR 2020FA0000327](https://openairdocs.org/sdr/2020FA0000327), Jul 8, 2020: Snias AS350B3. BLADE. DEFECTIVE. TAIL ROTOR BLADE PN 355A12005014, SN 24326 WAS RECEIVED NEW AND INSTALLED ON AC. THE BLADE FAILED TO TRACK & BALANCE AND (N755AM) - [SDR EVCA2019090400000](https://openairdocs.org/sdr/EVCA2019090400000), Sep 4, 2019: Bell 206L1. BALANCE WEIGHT. MISSING. DURING FLIGHT, THE PILOT NOTED A SUDDEN VIBRATION IN THE ANTI-TORQUE CONTROLS AND PRECAUTIONARILY LANDED THE HELICOPTER. (N229AE) - [SDR EVCA201909040001](https://openairdocs.org/sdr/EVCA201909040001), Sep 3, 2019: Bell 206L1. BLADE. OUT OF BALANCE. DURING FLIGHT, THE PILOT NOTED A SUDDEN VIBRATION IN THE ANTI-TORQUE CONTROLS AND PRECAUTIONARILY LANDED THE HELICOPTER. (N229AE) - [SDR K2DA2019090600000](https://openairdocs.org/sdr/K2DA2019090600000), Jul 24, 2019: Bell 430. BLADE. DEBONDED. UPON A DAILY / POST FLIGHT INSPECTION THE A&P MECHANICS DISCOVERED THE TAIL ROTOR BLADE DEBONDED AT THE BLADE ROOT. THE (N430ST) - [SDR CA190814004](https://openairdocs.org/sdr/CA190814004), Jul 20, 2019: Snias AS350B3. BEARING. CRACKED. (CAN) DURING 600 HOUR INSPECTION IT WAS DISCOVERED THAT ONE OF THE (SET OF FOUR) INWARD FACING LAMINATE BEARING WAS WORN - [SDR W7OA20200204001](https://openairdocs.org/sdr/W7OA20200204001), May 16, 2019: Bell 206L3. BLADE. DAMAGED. THIS IS OUR SECOND SET OF VAN HORN AVIATION TAIL ROTOR BLADES PN 2062200-301 THAT WE HAVE ENCOUNTERED CRACKS/DEBONDING I (N219RH) - [SDR EVCA201904080001](https://openairdocs.org/sdr/EVCA201904080001), Apr 8, 2019: Bell 407. BLADE. CRACKED. ORANGE TR BLADE TIP BLOCK CRACKED. (N102AE) - [SDR CA190318016](https://openairdocs.org/sdr/CA190318016), Mar 17, 2019: Bell 407. BLADE. CRACKED. (CAN) IT WAS REPORTED TO BELL:NEW AIRCRAFT FOUND A SUSPECTED CRACK ON TAIL ROTOR BLADE SURFACE. ACTIONS AND RESOLUTIONS - [SDR CA190308012](https://openairdocs.org/sdr/CA190308012), Feb 26, 2019: Snias AS350B3. BEARING. CRACKED. (CAN) DURING 600 HR INSP. IT WAS DISCOVERED THAT THE REAR FACING TAIL ROTOR LAMINATE HALF BEARING WERE WORN BEYOND LIMIT - [SDR EVCA2019021100001](https://openairdocs.org/sdr/EVCA2019021100001), Feb 11, 2019: Bell 206L4. BLADE. DEBONDED. DURING INSPECTION FOUND EVIDENCE OF DEBONDING ON T/R BLADE P/N 206-016-201-135 S/N CS20648. REMOVED T/R HUB AND BLADE AS (N1821) - [SDR EVCA2019020402](https://openairdocs.org/sdr/EVCA2019020402), Feb 4, 2019: Bell 407. BLADE. CRACKED. DURING INSPECTION, CRACK FOUND ON THE INSIDE LOWER SIDE OF THE TAIL ROTOR BLADE ON THE ROOT SECTION. BLADE IS BEING REMO (N42RX) - [SDR EVCA2019020401](https://openairdocs.org/sdr/EVCA2019020401), Feb 4, 2019: Bell 407. BLADE. CRACKED. DURING INSPECTION. CRACK FOUND ON THE INSIDE LOWER SIDE OF TAIL ROTOR BLADE ON THE ROOT SECTION. BLADE IS BEING REMOVED (N42RX) - [SDR QMLA2019010919006](https://openairdocs.org/sdr/QMLA2019010919006), Jan 9, 2019: Snias AS350B3. SPAR. CRACKED. DURING A AIRWORTHNESS CHECK, THE MECHANIC INSPECTED THE TAIL ROTOR AND WHEN HE MOVED THE TAIL ROTOR IN ANY WAY (FLEXING (N392LG) - [SDR K2DA201811030001](https://openairdocs.org/sdr/K2DA201811030001), Nov 3, 2018: Bell 430. BLADE. DEBONDED. WITH AUTOPILOT ENGAGED AND A COMMANDED CLIMB TO 1500 FT MSL IN PROGRESS, THE PIC EXPERIENCED A LOUD THUMP, IMMEDIATELY F (N430ST) - [SDR K2DA2020012220](https://openairdocs.org/sdr/K2DA2020012220), Oct 3, 2018: Bell 430. BLADE. DAMAGED. AT 1104 HST, WAS AT APPROXIMATELY N19.54`02" W156.06`58" TRANSITIONING THROUGH PHKO CLASS D AIRSPACE AT 1350`MSL AND 12 (N430ST) - [SDR QMLA2018030118026](https://openairdocs.org/sdr/QMLA2018030118026), Mar 1, 2018: Snias AS350B3. BLADE. CRACKED. TAIL ROTOR BLADE CRACKED, 7 INCHES DOWN FROM COLLAR, 3 INCHES LONG . FOUND TO BE OUT OF LIMITS IAW AMM 64-10-00,6-1A. (N54178) - [SDR CA180104004](https://openairdocs.org/sdr/CA180104004), Dec 21, 2017: Snias AS350B3. BEARING. CRACKED. (CAN) DURING ROUTINE/DAILY INSPECTIONS OF THE T/R 1/2 SHELL BRGS AT 300-350 HR TSN, WEATHER CHECKING WAS OBSERVED ON THE - [SDR Z1RA7610381211201](https://openairdocs.org/sdr/Z1RA7610381211201), Dec 11, 2017: Skrsky S76D. BLADE. DEBONDED. DURING SPECIAL 25 HOUR TAIL ROTOR BLADE INSPECTION, OUTBOARD BLADE WAS NOTED TO BE DEBONDED FROM TAIL ROTOR PITCH HORN. (N760AF) - [SDR JYDR201711163031](https://openairdocs.org/sdr/JYDR201711163031), Nov 15, 2017: Skrsky S64*. BLADE. ICED. VIBRATION IN TAIL ROTOR WAS FELT DURING MAINTENANCE CHECK FLIGHT AFTER DE-ICING. WHEN HEAT WAS APPLIED TO TAIL ROTOR BLA - [SDR JYDR20171116303](https://openairdocs.org/sdr/JYDR20171116303), Nov 15, 2017: Skrsky S64*. BLADE. ICED. VIBRATION IN TAIL ROTOR WAS FELT DURING MAINTENANCE CHECK FLIGHT AFTER DE-ICING. WHEN HEAT WAS APPLIED TO TAIL ROTOR BLA - [SDR QMLA2017101017105](https://openairdocs.org/sdr/QMLA2017101017105), Oct 10, 2017: Bell 407. BLADE. CRACKED. FOUND TAIL ROTOR BLADE CRACKED AT DRAIN HOLE DURING AAIP INSPECTION (N247SM) - [SDR 2017FA0000492](https://openairdocs.org/sdr/2017FA0000492), Sep 15, 2017: Snias AS350B3. BLADE. FAILED. WHILE PERFORMING A 30 HOUR TAIL ROTOR INSPECTION IAW MM 64-10-00, 6-2, AND 05-40-00, 6-7, THE TAIL ROTOR BLADE MADE CONS (N6977A) - [SDR 2017FA0000485](https://openairdocs.org/sdr/2017FA0000485), Sep 12, 2017: Hughes 369E. BLADE. DELAMINATED. DURING A POST FLIGHT INSPECTION BY AN AIRCRAFT MECHANIC TAIL ROTOR LEADING EDGE DELAMINATION WAS FOUND. BOTH TAIL BLADES (N633JH) - [SDR QMLA2017080917077](https://openairdocs.org/sdr/QMLA2017080917077), Aug 9, 2017: Bell 407. BLADE. CRACKED. DURING AN AIRWORTHINESS, PREFLIGHT INSPECTION, ONE CRACK ESTIMATIED TO BE .03125"-.0625" WAS FOUND ON THE CENTER TIP BLO (N150AM) - [SDR QMLA2017080717081](https://openairdocs.org/sdr/QMLA2017080717081), Aug 7, 2017: Bell 407. BLADE. CRACKED. BEFORE ENGINE START, A CRACK WAS FOUND ON ROTOR BLADE TIP CAP. MECHANIC REMOVED PAINT TO DISCOVER CRACK IN FILLER MATERI (N184AM) - [SDR QMLA2017080717078](https://openairdocs.org/sdr/QMLA2017080717078), Aug 7, 2017: Bell 407. BLADE. CRACKED. CRACKS FOUND ON ONE TAIL ROTOR BLADE TIP AREA. (N409LM) - [SDR AC2R2017073102](https://openairdocs.org/sdr/AC2R2017073102), Jul 31, 2017: Agusta AW139. BLADE. CRACKED. TAIL ROTOR BLADE CRACK AT INBOARD ROOT NEAR EROSION SHIELD. (N639MM) - [SDR AC2R2017073101](https://openairdocs.org/sdr/AC2R2017073101), Jul 31, 2017: Agusta AW139. BLADE. CRACKED. TAIL ROTOR BLADE CRACK AT INBOARD ROOT NEAR EROSION SHIELD. (N639MM) - [SDR HEER20170609333](https://openairdocs.org/sdr/HEER20170609333), Jun 9, 2017: Agusta AW139. EROSION SHIELD. BROKEN. AFTER REVIEW OF HUMS DOWNLOAD, FOUND HIGH TAIL ROTOR AND TAIL ROTOR GEARBOX READINGS. INSPECTED TAIL ROTOR AND FOUND RED (N152PH) - [SDR HEER20170502215](https://openairdocs.org/sdr/HEER20170502215), May 2, 2017: Bell 407. BLOCK. SEPARATED. LANDED DUE TO SEVERE VIBRATION. TAIL ROTOR BLADE TIP BLOCK CAME OFF OF BLADE. MOUNT STUDS BROKEN ON TAIL ROTOR GEARBOX. (N457PH) - [SDR W7O2018F00001](https://openairdocs.org/sdr/W7O2018F00001), Apr 11, 2017: Bell 206L1. BLADE. DAMAGED. TAIL ROTOR BLADE HAS A TOTAL TIME 1821.3 HOURS, UPON AN INSPECTION IT WAS DISCOVERED THAT TAIL ROTOR BLADE PN 2062200-30 (N57441) - [SDR W7O2018F00000](https://openairdocs.org/sdr/W7O2018F00000), Apr 11, 2017: Bell 206L1. BLADE. DAMAGED. TAIL ROTOR BLADE HAS A TOTAL TIME OF 1821.3 HOURS, UPON AN INSPECTION IT WAS DISCOVERED THAT TAIL ROTOR BLADE PN 2062200 (N57441) - [SDR ALGA201703170001](https://openairdocs.org/sdr/ALGA201703170001), Mar 15, 2017: Agusta AW139. BLADE. CRACKED. DURING DAILY INSPECTION. THREE TAIL ROTOR BLADES WERE FOUND TO HAVE CRACKS ADJACENT TO THE EROSION SHIELDS. (N9YTAJ) - [SDR ALGA2017031500004](https://openairdocs.org/sdr/ALGA2017031500004), Mar 8, 2017: Agusta AW139. BLADE. CRACKED. DURING DAILY INSPECTION, THREE TAIL ROTOR BLADES WERE FOUND TO HAVE CRACKS NEAR THE EROSION SHIELD , (N9YTKD) - [SDR ALGA2017031500002](https://openairdocs.org/sdr/ALGA2017031500002), Mar 4, 2017: Agusta AW139. BLADE. CRACKED. DURING DAILY INSPECTION OF TAIL ROTOR BLADE, FOUND A CRACK NEAR THE EROSION SHIELD (N9YTKC) - [SDR ALGA2017031500003](https://openairdocs.org/sdr/ALGA2017031500003), Mar 3, 2017: Agusta AW139. BLADE. CRACKED. DURING 500 HR INSPECTION, THE TAIL ROTOR BLADE WAS FOUND CRACKED NEAR THE EROSION SHIELD. (N9YTKD) - [SDR QMLA2017011617010](https://openairdocs.org/sdr/QMLA2017011617010), Jan 16, 2017: Agusta A109E. BLADE. DAMAGED. IMPACT DAMAGE ON BOTH TAILROTOR BLADES LEADING EDGE APPROXIMATELY THREE INCHES FROM BLADE TIP. (N129AR) - [SDR 2017FA0000408](https://openairdocs.org/sdr/2017FA0000408), Jan 5, 2017: Hughes 369E. BLADE. DELAMINATED. TAIL ROTOR BLADE WAS FOUND IN A DELAMINATED STATE DURING A PREFLIGHT INSPECTION. THE ABRASION STRIP HAD DELAMINATED FROM All 1,148: https://openairdocs.org/jasc/6410/reports.md ## Other codes in chapter 64 - [JASC 6400](https://openairdocs.org/jasc/6400): Tail Rotor System (95 reports) - [JASC 6420](https://openairdocs.org/jasc/6420): Tail Rotor Head (907 reports) - [JASC 6440](https://openairdocs.org/jasc/6440): Tail Rotor Indicating System (4 reports) - [JASC 6497](https://openairdocs.org/jasc/6497): Tail Rotor System Wiring (3 reports) --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.