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628/6-2Z/Deep groove ball bearing/

Product model 628/6-2Z
d 6 mm
D 13 mm
B 5 mm
Limiting speed 53000 r/min
Reference speed 110000r/min r/min
d2 7.4mm
D2 11.7mm
Chamfer Dimension(r1,2) 0.15mm
Shaft shoulder diameter(da)min 6.8mm
Shaft shoulder diameter(da)max 7.2mm
Diameter of bearing seat shoulder(Da) 12.2mm
Chamfer radius of shaft or bearing seat(ra) 0.1mm
Fatigue load limit 0.015kN
Minimum load factor(kr) 0.015
Calculation coefficient(f0) 7
Mass bearing 0.0025kg