A shaft penetration of a housing has a bearing receptacle arranged in the wall of the housing. A bearing is coaxially inserted into the bearing receptacle in an insertion direction. At least one claw is disposed on the bearing and the at least one claw extends at a slant to a central axis of the bearing past a radial outer circumferential side of the bearing and has a free end. The free end of the at least one claw is hooked in a direction opposite to the insertion direction in a radial inner circumferential side of the bearing receptacle.