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Accident Report Detail

 
Los Angeles Airways, Inc., 5-61L, Helicopter, N300Y

Executive Summary

Los Angeles Airways, Inc., S-61L helicopter, N300Y9, crashed at Compton, California, on August 14, 1968, at approximately 1035 P.d.t. All 18 passengers and three crewmembers were fatally injured, and the aircraft was destroyed by impact and fire.

The flight was en route from Los Angeles International Airport to the heliport at Anaheim, California, when the yellow blade, one of five main rotor blades, separated at the spindle which attached the blade to the rotor head. Following the failure, the helicopter was uncontrollable and it fell to the ground.


Probable Cause

The Safety Board determines that the probable cause of this accident was the fatigue failure of the yellow main rotor blade spindle, causing separation of the blade which made the aircraft uncontrollable. The fatigue crack originated in an area of substandard hardness and inadequate shot peening.


Accident Location: Compton , CA    
Accident Date: 8/14/1968
Accident ID: DCA69A0003

Date Adopted: 8/27/1969
NTSB Number: AAR-69-07
NTIS Number: PB-185899

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