1. Product Overview 7206CD/HC follows standard super precision angular contact bearing specification. CD : 15° contact angle, high-capacity D internal geometry, universal design for DB/DF/DT matched assembly HC : Hybrid construction, GCr15 steel inner & outer rings + silicon nitride ceramic rolling elements with electric insulation capability Open structure supports circulating oil lubrication. It bears combined radial load and one-way axial load. Single unit can be arranged