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W 618/8/Deep groove ball bearing/

Product model W 618/8
d 8 mm
D 16 mm
B 4 mm
Limiting speed 56000 r/min
Reference speed 90000r/min r/min
d1 10.5mm
D1 13.5mm
Chamfer Dimension(r1,2) 0.2mm
Shaft shoulder diameter(da)min 9.6mm
Diameter of bearing seat shoulder(Da) 14.4mm
Chamfer radius of shaft or bearing seat(ra) 0.2mm
Fatigue load limit 0.012kN
Minimum load factor(kr) 0.02
Calculation coefficient(f0) 7.5
Mass bearing 0.0031kg