A hub lock nut assembly for retaining a vehicle wheel hub in position. The hub lock nut assembly comprising a hub lock nut and a mating component with which the hub lock nut is arranged to be mated in a mated position. The hub lock nut comprises a circumferential inner wall defining a central hole, the inner wall having a threaded portion. One of the hub lock nut or the mating component comprises at least one resilient portion adapted to be movable in a radial direction outwardly of the central hole when subjected to an external force provided by the other of the mating component or the hub lock nut. The at least one resilient portion having an engagement area for receiving said external force, wherein the engagement area is located radially outwardly of the threaded portion.