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Trunnion

//ˈtɹʌn.jən// noun

Noun

1
One of the short stubby bearings on either side of a cannon; a pintle.
2
A similar rotational bearing comprising a rotating arc or ring sliding in the groove of a stationary arc, used in machinery to allow a workpiece to be moved relative to a fixed tool.
3
A shaft, held by a bearing, at each end or side of a rotatable object.
"To discharge, the conveyor is rotated laterally on its trunnions and the metal flows into a ladle carried on a travelling crane, which conveys it to the converter."
4
A similar rotational bearing used in automotive suspensions.

From French trognon (“core, stump”).

Unscramble this word: trunnion