... 6011,6012,6013,6014,601562series:626,627,628,629,6200,6201,6202,6203,6204,6205,6206,6207,6208,6209,6210, ... 99502H,499502H16000Series:16001,16002,16003,16005,16007Non-standard bearing series:Clutch bearing,Special purpose bearing,N,NR snaping ,Handware/Axle sleeve,215702( ... bore is hexagonal, Inch breadth widened bore3.Sealing form:OPEN,RS,2RS,Z,ZZ,RZ,2RZ,N,NR4.Material:Gcr155.Quality standard:ISO9001 ...