... and vibration 4, Original 5, high precision The deep groove ball bearing is of the most typical structure in rolling bearing ... , KOYO , ZWZ , HRB , LYC , HCH , TMB , WGB ……Deep groove ball bearingSerie Bearings Bore Diameter(mm) 61800 10-1000 61900 10-500 16000 ... -340 62200 15-100 62300 15-100 SKF Deep groove ball bearings