Abstract: A guide roller or roller unit on a transport unit of a transport device in the form of a long stator linear motor suitable for hygiene applications, includes a first axial end face of a roller of the transport unit which is closed by an end wall and the opposite second end face is open, such that a bearing recess is formed in the interior of the roller, which is axially limited on one side by the end wall, wherein a shaft journal projects through the open second axial end face into the bearing recess and a bearing arrangement is arranged in the bearing recess on the shaft journal, and in the region of the second end face an annular region forming between the centrally arranged shaft journal and the inner circumferential surface of the bearing recess is closed off by a sealing unit.

Abstract: A guide roller or roller unit on a transport unit of a transport device in the form of a long stator linear motor suitable for hygiene applications, includes a first axial end face of a roller of the transport unit which is closed by an end wall and the opposite second end face is open, such that a bearing recess is formed in the interior of the roller, which is axially limited on one side by the end wall, wherein a shaft journal projects through the open second axial end face into the bearing recess and a bearing arrangement is arranged in the bearing recess on the shaft journal, and in the region of the second end face an annular region forming between the centrally arranged shaft journal and the inner circumferential surface of the bearing recess is closed off by a sealing unit.