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W 628/9-2Z/Deep groove ball bearing/

Product model W 628/9-2Z
d 9 mm
D 17 mm
B 5 mm
Limiting speed 43000 r/min
Reference speed 85000r/min r/min
d2 10.7mm
D2 15.2mm
Chamfer Dimension(r1,2) 0.2mm
Shaft shoulder diameter(da)min 10.3mm
Shaft shoulder diameter(da)max 10.6mm
Diameter of bearing seat shoulder(Da) 15.4mm
Chamfer radius of shaft or bearing seat(ra) 0.2mm
Fatigue load limit 0.014kN
Minimum load factor(kr) 0.02
Calculation coefficient(f0) 7.7
Mass bearing 0.0042kg