ANC74AA088

NTSB accident investigation · Hiller Acft FH1100 · Umiat, AK · June 30, 1974

Accident · FatalClosed
Date
June 30, 1974
Place
Umiat, AK · UMIAT, AK
Injuries
5 fatal
Damage
Destroyed
Phase of flight
Enroute
Aircraft
N8679Hiller Acft FH1100
Status
Completed · report November 5, 1974
Report
Brief approved by the director
FAA report
19740630035059A
Case key
132611

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
----------------------------------------------------------------------------------------------------------------------------
3-3039  74/6/30  NR.UMIAT,ALAS         HILLER ACFT FH1100  CR-  1  0  0  COMMERCIAL                COMMERCIAL, AGE 37, 5254
        TIME - 1300                    N8679               PX-  4  0  0  AIR TAXI-PASSG            TOTAL HOURS, 230 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
         UMIAT,ALAS                   LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH GROUND/WATER: UNCONTROLLED                IN FLIGHT: OTHER
        PROBABLE CAUSE(S)
           ROTORCRAFT - FLIGHT CONTROL SYSTEMS: OTHER
           MISCELLANEOUS ACTS,CONDITIONS - FATIGUE FRACTURE
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - VIBRATION,EXCESSIVE
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE MAINTENANCE AND INSPECTION
        MISSING AIRCRAFT - LATER RECOVERED
        REMARKS- RCVRD 2300ADT.SWASHPLATE ASSY,P/N 6852090 FAILED,FATIGUE CRACKING AT TWO BOLT HOLES.

Aircraft

Registration
N8679
Reported as
Hiller Acft FH1100
Category
Helicopter
Engine
turbo shaft
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.

FAA reports on this event · 1

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