... mill bearingBrandHQBStructionFC,FCD,FCDP,SFCID Size200mm-1000mmMaterial50Mn ,42CrMoCageSteel stamping cage, machine solide cagePrecisionP0,P4,P5,P6VibrationV1,V2,V3,V4HardnessHRC55-HRC65Quality StandardISO9001 ... used in rolling millPackagingIndustrial packageMarketEurope,America,Middle East,Asia,etc Four-row Cylindrical Roller BearingsBearing numbersBoundary dimensions(mm)Basic load ratings ...