... -190Z,ZZ,RS,2RS,N,NR,ZN,ZNR640010-100N,NRMINIATURE BEARINGS3-10Z,ZZ,RS,2RS deep groove ball bearing1. with OPEN,Z,ZZ ... ,RS,2RS,N,NR products2. wide varieties,inner packing:plastic ... common machinery, as a widely used type of bearings in machinery industryDeep groove ball bearings mainly take radial load as well as take moderate ...