Droop stop - definition of droop stop by The Free Dictionary
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A device to limit downward vertical motion of helicopter rotor blades upon rotor shutdown.
References in periodicals archive
We have problems performing maintenance on the Black Hawk main rotor blade spindle droop stop
nut, NSN 5310-01-102-8858.
I lay down on my back atop the oil-cooler access to inspect the droop stops
and rotor-system hardware.
The LSE called the droop stops
in, and we secured No.