NTSB Identification: ANC75AA084
14 CFR Part 135 Nonscheduled operation of WOODS AIR SERV
Aircraft: HILLER ACFT UH12-E, registration: N5335V

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 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
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3-3331  75/5/17  NR.MAUNETUK RIVER,AK  HILLER ACFT UH12-E  CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 31, 1718
        TIME - 1210                    N5335V              PX-  0  0  0  AIR TAXI-CARGO            TOTAL HOURS, 317 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          DAHL CREEK,AK               AVARET LAKE,AK
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           COLLIDED WITH: TREES                                     LANDING: POWER-OFF AUTOROTATIVE LANDING
        PROBABLE CAUSE(S)
           POWERPLANT - ENGINE STRUCTURE: MASTER AND CONNECTING RODS
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
           MISCELLANEOUS ACTS,CONDITIONS - PREVIOUS DAMAGE
        FACTOR(S)
           TERRAIN - HIGH OBSTRUCTIONS
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
         FIRE AFTER IMPACT
        REMARKS- NR 4 PISTON CONROD BOLTS FAILED. BELIEVE EXCESSIVE RPMS PREV APPLIED.

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