BEARING DEVICE FOR WHEEL

摘要

Object A bearing assembly is provided which is capable of assuredly preventing the invasion of water into the assembly, thereby to maintain its performance over an extended period of time. Means for solution A vehicular-wheel bearing assembly includes: an inner ring member (5); an outer ring member (3) disposed on an outer periphery of the inner ring member (5) via a rolling element (6); and a synthetic-resin cover (15) in fitting engagement with one axial end of the inner ring member (5) or the outer ring member (3). The cover (15) has a metal ring (17) at least partially embedded in a portion of the cover, the portion making fitting engagement with the one axial end of the inner ring member (5) or the outer ring member (3).