Device for rotationally locking a clamping nut for a component on a shaft, clamping nut and shaft comprising it, and aircraft engine equipped therewith

摘要

The device for rotationally locking a clamping nut for a component on an end of a hollow shaft, said clamping nut being screwed inside said shaft and having a free end, comprising: at least one shaft cutout on the radially inner periphery of said end of the shaft, at least one nut cutout on the radially outer periphery of an end of said clamping nut, and a locking plug intended to be placed in a locking hole formed by bringing a shaft cutout into coincidence with a nut cutout.