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Hybrid deep groove ball bearing for generators of wind turbines

Deep grove ball bearing HC6324-M-C3 for generators of a wind turbine. Avoidance of current passing through by rolling elements made of silicin nitride. Longer operating life of the bearing by higher hardness of the rolling elements.

Current insulated deep groove ball bearing for generator of a wind turbine.
Deep groove ball bearing 6214-M-J20AA-C4 for generator of a wind turbine. Avoidance of current flowing through by coating with oxide ceramics.