ANC70AA058

NTSB accident investigation · Short Bros SC7 · Cape Newnham, AK · January 16, 1970

Accident · No injuriesClosed
Date
January 16, 1970
Place
Cape Newnham, AK · CAPE NEWNHAM, AK
Injuries
12 uninjured
Damage
Substantial damage
Phase of flight
Takeoff
Aircraft
N4916Short Bros SC7
Status
Completed · report June 22, 1970
Report
Brief approved by the director
Case key
147338

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
----------------------------------------------------------------------------------------------------------------------------
1-0003  70/1/16    CAPE NEWNHAM,ALAS   SHORT BROS SC7      CR-  0  0  2  SCHED DOM PASSG SRV       CERTIFICATE UNKNOWN, AGE
        TIME - 1320                    N4916               PX-  0  0 10                            31, 7153 TOTAL HOURS, 451
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - CAPE NEWENHAM
        OPERATOR - WIEN CONSOLIDATED AIRLINES,INC.
        DEPARTURE POINT             INTENDED DESTINATION
          CAPE NEWNHAM,ALAS           BETHEL,ALAS
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            TAKEOFF: RUN
           MISCELLANEOUS                                            TAKEOFF: RUN
        PROBABLE CAUSE(S)
           POWERPLANT - TURBINE ASSEMBLY: BEARING,SHAFT
           MISCELLANEOUS ACTS,CONDITIONS - DISCONNECTED
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        REMARKS- HI SPEED PINION RETAINING NUT FAILED ALLOW GR SHAFT TO SLIDE FORWARD. ENG PARTS DAMAGE WG,FUSELAGE

Aircraft

Registration
N4916
Reported as
Short Bros SC7
Category
Airplane
Engine
turbo prop
Damage
Substantial damage
Airport
Cape Newenham