| 摘要 |
The invention relates to a rolling-element bearing unit (1) for rail vehicles, comprising an inner bearing ring (4), an outer bearing ring (5), rolling elements (6) arranged between said bearing rings (4, 5), and at least one retainer element (2), said inner bearing ring (4) and the retainer element (2) being arranged on an axle (7), and the retainer element (2) being arranged radially between an axial end of the inner bearing ring (4) and the axle (7), and radially between a contact part (9, 19) that lies against the end face (12, 18) of the inner bearing ring (4), and the axle (7), wherein at least one sealing element (14) is secured to the retainer element (2). |
