Stainless steel deep groove ball bearings, open deep groove ball bearing -S6010 S6200-S6210 S6300-S6310 S6800-S6810 Deep groove ball bearing, high precision miniture bearingbearing, ball bearing, open deep groove ball bearingBearing 6000 ISO 9001; 2000 certiicate, EMQ quality OEM experience, large sales make low prices A: Inner Ring Bore Diameter from 1mm-200mm B: Bearing range: 1)60series: 602-6040 2)62series: 623-6240 3)63series: 633-6340 4)64series: 6400-6430 5)67series: 6700-6728 6)68series: 681-6830 9)69series: 691-6930 10)618series: 61800-61840 11)619series: 61900-61940 12)16000series, 62200series, 62300series D: Precision Grade: P0, P6, P5, P4 are all available, EMQ motor quality, High Speed, Long Life. E: Low noise and low vibration: Z1, Z2, Z3, V1, V2. F: Raw Material: Gcr15 Chrome Steel, Stainless Steel AISI440C, Ceramic Si3N4