Trunnion vs Capsquare - What's the difference?
trunnion | capsquare |
One of the short stubby bearings on either side of a cannon; a gudgeon.
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.
A metal plate that covers the trunnions of a cannon and holds it in place.
(Webster 1913)