NTSB Identification: LAX69F0124
14 CFR Part 91 General Aviation
Aircraft: BENSEN B-8M, registration: N1573
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 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
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3-3264   68/9/1    COOLIDGE,ARIZ       BENSEN B-8M         CR-  1  0  0  NONCOMMERCIAL             PRIVATE, AGE 41, 100
        TIME - 1315                    N1573               PX-  0  0  0  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 10 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - COOLIDGE-FLORENCE
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           PROPELLER/ROTOR FAILURE: MAIN ROTOR                      TAKEOFF: INITIAL CLIMB
           COLLISION WITH GROUND/WATER: UNCONTROLLED                IN FLIGHT: UNCONTROLLED DESCENT
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO FOLLOW APPROVED PROCEDURES,DIRECTIVES,ETC.
           MISCELLANEOUS ACTS,CONDITIONS - UNAPPROVED MODIFICATION
           ROTORCRAFT - ROTOR ASSEMBLIES: MAIN ROTOR HEAD ASSEMBLIES
           MISCELLANEOUS ACTS,CONDITIONS - IMPROPERLY INSTALLED
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - SEPARATION IN FLIGHT
        REMARKS- DEVIATION MADE FROM BENSEN PLANS.BOLT USED TO ATTACH ROTOR HEAD TO TORQUE TUBE FAILED.
Full narrative is not available


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