Ball bearings 628 (RS, 2RS, Z, 2Z) Dimensions and Calculation data d8mm D24mm B8mm rs0,3mm Do you have a question or need help? If you would like one of our specialists to contact you for clarification, please click here. Contacts Rated dynamic load capacityC r4,05kN Rated static load capacityC or1,85kN Fatigue strength limitPu0,081kN Bearing weight0,017kg Nominal speed63000r/min The maximum frequency of rotation32000r/min