Demonstration of how vibration can cause an improperly torqued fastener to come loose
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@stux this seems a bit inflammatory - not sure if this is true in all aircraft maintenance shops, but when I worked a summer on a flight line (helicopters, mostly) the critical nuts were secured with safety wire ties, for just that reason.
https://nci.edu/2022/04/04/everything-you-need-to-know-about-safety-wire/#:~:text=Safety%20wire%20is%20a%20necessary,part%2C%20and%20then%20twisted%20again.
