624 Deep Groove Ball Bearing Dongguan Jiguan Technology Co., Ltd Base Info Model NO.:624 4*13*5Structure:Deep GrooveType:BallPrecision Rating:P0;P6;P5;P4Weight:0.0016Hardness:60-62 HRCMaterial:Bearing Steel, Gcr15Number of Row:Single RowCage/Retainer:Steel Description Pre:Deep Groove Ball Bearings Next:Europe Series Adjustment Type Bearing