one way needle bearing:1,ABEC-3,5;Z2V2,Z3V3 2 ... level:Z1,Z2 5,C2,C0,C3... one way needle bearing,Lily bearing is a specialized manufacturer of needle thrust bearings ... company specializing in the production of needler roller bearing.Combined needle roller bearings consists of a radial ... NAV, NAOV, RNA series and other series needle roller bearing. And wo also professionally supply all kinds of bearings ...