UNK64X2624

NTSB accident investigation · Bell 47D1 · Harlingen, TX · July 3, 1964

Accident · Minor injuriesClosed
Date
July 3, 1964
Place
Harlingen, TX · HARLINGEN, TX
Injuries
2 minor
Damage
Destroyed
Phase of flight
Enroute
Aircraft
N6357XBell 47D1
Status
Completed · report February 5, 1965
Report
Brief approved by the director
Case key
183533

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

On this page

NTSB brief

NTSB’s brief of the accident, as it was printed: the coded facts, with the probable cause and factors.

----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
2-0249   64/7/3    HARLINGEN TEX       BELL 47D1           CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 34, 3000
        TIME - 1400                    N6357X              PX-  0  0  1  ASSOC CROP CTL ACTIVITY   TOTAL HOURS, 1800 IN
                                       DAMAGE-DESTROYED    OT-  0  0  0                            TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           PROPELLER/ROTOR FAILURE: TAIL ROTOR                      IN FLIGHT: NORMAL CRUISE
           HARD LANDING                                             LANDING: POWER-OFF AUTOROTATIVE LANDING
        PROBABLE CAUSE(S)
           ROTORCRAFT - TRANSMISSION ROTOR DRIVE SYSTEM: TAIL ROTOR DRIVE SHAFT ASSEMBLY
           MISCELLANEOUS ACTS,CONDITIONS - FATIGUE FRACTURE
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: IMPROPER MAINTENANCE (MAINTENANCE PERSONNEL)
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE INSPECTION OF AIRCRAFT (MAINTENANCE PERSONNEL)
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND

Aircraft

Registration
N6357X
Reported as
Bell 47D1
Category
Helicopter
Engine
reciprocating
Damage
Destroyed

Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.

Other investigations on N6357X · 3

Matched to the same aircraft by N-number and date.