NTSB Identification: FTW68A0092
14 CFR Part 91 General Aviation
Aircraft: BELL 47G-4, registration: N1331X

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 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
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3-1396  68/5/17    LEEVILLE,LA         BELL 47G-4          CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 24, 2017
        TIME - 0518                    N1331X              PX-  0  0  2  CTR PASSG-D               TOTAL HOURS, 20 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - PHI HELIPORT
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           MISCELLANEOUS                                            TAKEOFF: VERTICAL
           HARD LANDING                                             LANDING: POWER-OFF AUTOROTATIVE LANDING
        PROBABLE CAUSE(S)
           ROTORCRAFT - TRANSMISSION ROTOR DRIVE SYSTEM: CLUTCH ASSEMBLY
           ROTORCRAFT - TRANSMISSION ROTOR DRIVE SYSTEM: FREE WHEEL UNIT
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
           PILOT IN COMMAND - FAILED TO MAINTAIN ADEQUATE ROTOR R.P.M.
        FACTOR(S)
           TERRAIN - ROUGH/UNEVEN
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- SLIPPAGE BETWEEN CLUTCH/FREEWHEELING UNIT.24 SPRINGS,3 CUSHIONS BROKE,CAUSED SHEAR SCREWS TO FAIL.

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