According to one embodiment, a hard disk drive comprises a housing, a drive main unit contained in the housing, a frame which supports the drive main unit to keep the drive main unit away from the housing, a projection contained in the housing and inwardly projecting, the frame being mounted on the projection, and a bush provided between the frame and the projection. The bush radially receives the weight of the drive main unit. The frame includes a frame main body, a holding portion incorporated in the frame main body and supporting the bush, and a contact portion provided independently of the holding portion and radially contacting the bush.