... the NCF and NJG designs5. Double row full complement cylindrical roller bearings, mainly of the NNF design6. Multi-row full ... P5,P46.Number of Row: single,double,four rows cylindrical roller bearing7.Place of Origin:Wafangdian of China8.Material: GCr15, ... ,long life ,low noise12Application:Widely used in agriculure, industry, mill, metall13.Market: Europe,America,Middle East,Asia,etc..14.Hardness ...