Cylindrical roller bearings belong to the separate type bearings,whose roller and raceway is linear contact and type and FCDP type,mainly used in the heavy machinery (hot and cold roller mill,bloomers and other heavy .. FCDP120174640.

ZYS four-row cylindrical roller bearings are mainly used for heavy machineries, such as 600, 870, 640, 672, 7.5, 7.5, 11875, 34515, FCDP 120174640, 1330.