NTSB Identification: FTW66A0056
14 CFR Part 91 General Aviation
Aircraft: BELL 47J-2, registration: N73902----------------------------------------------------------------------------------------------------------------------------
FILE DATE LOCATION AIRCRAFT DATA INJURIES FLIGHT PILOT DATA
F S M/N PURPOSE
----------------------------------------------------------------------------------------------------------------------------
2-1005 65/12/9 REFUGIO TEX BELL 47J-2 CR- 0 0 1 COMMERCIAL COMMERCIAL, AGE 34, 1500
TIME - 1445 N73902 PX- 0 0 1 OTHER TOTAL HOURS, 900 IN TYPE,
DAMAGE-SUBSTANTIAL OT- 0 0 0 NOT INSTRUMENT RATED.
TYPE OF ACCIDENT PHASE OF OPERATION
PROPELLER/ROTOR FAILURE: TAIL ROTOR IN FLIGHT: OTHER
HARD LANDING LANDING: POWER-OFF AUTOROTATIVE LANDING
PROBABLE CAUSE(S)
ROTORCFT-IMPROPERLY ASSEMBLED PINION SHAFT & GEAR
MISCELLANEOUS ACTS,CONDITIONS - FATIGUE FRACTURE
ROTORCRAFT - TRANSMISSION ROTOR DRIVE SYSTEM: TAIL ROTOR DRIVE SHAFT ASSEMBLY
PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: IMPROPER MAINTENANCE (MAINTENANCE PERSONNEL)
FACTOR(S)
PERSONNEL - PRODUCTION-DESIGN-PERSONNEL: SUBSTANDARD QUALITY CONTROL
EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
DIRECTIONAL CONTROL PROBLEM
SUSPECTED MECHANICAL DISCREPANCY
REMARKS- FATIGUE FAILURE,T/R PINION SHAFT.HERDING CATTLE.
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