deep groove ball bearing 1.low cost,low price,good quality bearing 2. ... ,NR,ZN,ZNR640010-100N,NRMINIATURE BEARINGS3-10Z,ZZ,RS,2RS deep groove ball bearing1. with OPEN,Z,ZZ,RS,2RS,N,NR products2 ... common machinery, as a widely used type of bearings in machinery industryDeep groove ball bearings mainly take radial load as well as take moderate ...