BEARING DEVICE FOR VEHICLE WHEEL

Provided is a bearing device for a vehicle wheel comprising: an outer-side seal that is resistant to deterioration over time and can prevent foreign matter. This bearing device for a vehicle wheel comprises an outer-side seal member that closes an outer-side opening end of an annular space formed by an outer ring and a hub ring . The outer-side seal member including a core metal which is fitted to the outer ring , a seal member which is joined to the core metal , and a metal ring which is fitted to the hub ring and with which the seal member is in sliding contact. An annular space S is provided between the metal ring and the hub ring , and the annular space S being filled with a sealing material