Ball bearings 634 (RS, 2RS, Z, 2Z) Dimensions and Calculation data d4mm D16mm B5mm 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 r1,88kN Rated static load capacityC or0,677kN Fatigue strength limitPu0,031kN Bearing weight0,005kg Nominal speed95000r/min The maximum frequency of rotation60000r/min