ANC74FAA19

NTSB accident investigation · Hiller Acft FH1100 · Fairbanks, AK · October 23, 1973

Accident · Minor injuriesClosed
Date
October 23, 1973
Place
Fairbanks, AK · FAIRBANKS, AK
Injuries
1 minor, 2 uninjured
Damage
Substantial damage
Phase of flight
Enroute
Aircraft
N369FHHiller Acft FH1100
Status
Completed · report January 23, 1974
Report
Brief approved by the director
FAA report
19731023036069A
Case key
187917

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

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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
----------------------------------------------------------------------------------------------------------------------------
3-3724  73/10/23   FAIRBANKS,ALAS      HILLER ACFT FH1100  CR-  0  0  3  MISCELLANEOUS             COMMERCIAL, AGE 38, 3725
        TIME - 1425                    N369FH              PX-  0  0  0  TEST                      TOTAL HOURS, 500 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - MERRIC,INC.
        DEPARTURE POINT             INTENDED DESTINATION
          FAIRBANKS,ALAS              LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           MISCELLANEOUS                                            IN FLIGHT: OTHER
           ROLL OVER                                                LANDING: OTHER
        PROBABLE CAUSE(S)
           ROTORCRAFT - FLIGHT CONTROL SYSTEMS: CYCLIC PITCH CONTROL SYSTEM
           MISCELLANEOUS ACTS,CONDITIONS - IMPROPERLY SECURED
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE MAINTENANCE AND INSPECTION
        EMERGENCY CIRCUMSTANCES - PRECAUTIONARY LANDING ON AIRPORT
                                  LATERAL CONTROL PROBLEM
                                  SUSPECTED MECHANICAL DISCREPANCY
         FIRE AFTER IMPACT
        REMARKS- TEST FLT.LOST BOLT CAUSED LOSS OF LATERAL CYCLIC CONTROL

Aircraft

Registration
N369FH
Reported as
Hiller Acft FH1100
Category
Helicopter
Engine
turbo shaft
Damage
Substantial damage
Airport
Merric,Inc.

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.

FAA reports on this event · 1

The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.