... service 3.22years suppliy bearings deep groove ball bearing 6000 series Deep groove ball bearingShandong Haotian Bearing Imp & Exp Co., ... :16001,16002,16003,16005,16007Non-standard bearing series:Clutch bearing,Special purpose bearing,N,NR snaping ,Handware/Axle sleeve,215702(6301BR ... bore3.Sealing form:OPEN,RS,2RS,Z,ZZ,RZ,2RZ,N,NR4.Material:Gcr155.Quality standard:ISO9001:20006.Chief uses: ...