... .Large sales make our prices super low Deep Groove Ball Bearings,ball bearings,bearingsA: Inner Ring Bore Diameter from 1mm-200mmB: Bearing ... : 61900-6194012)16000series,62200series, 62300series13) Inch series(Rxxx), Metric-Flange(Fxxx, MFxxx), R-Flange(FRxxx),C: Models: OPEN, RS, 2RS, RZ, 2RZ ... Chrome Steel, Stainless Steel AISI440C, Ceramic Si3N4. Deep Groove Ball Bearings