Angular contact ball bearings 3NCHAC004C
Bearing number : 3NCHAC004C
Size (mm) : 20x42x12 Brand : KOYO d (mm) : 20 D (mm) : 42 B (mm) : 12 Bearing dimensions and specification in brand catalogue : d - 20 mm D - 42 mm B - 12 mm C - 12 mm Angle (α) - 15 ° a - 10,2 mm r min. - 0,6 mm r1 min. - 0,3 mm Weight - 0,056 Kg Basic dynamic load rating (C) - 7,5 kN Basic static load rating (C0) - 3,35 kN (Grease) Lubrication Speed - 48 000 r/min (Oil) Lubrication Speed - 79 000 r/min Calculation factor (f0) - 7,2
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