Ball bearings 61930M (RS, 2RS, Z, 2Z) Dimensions and Calculation data d150mm D210mm B28mm rs2mm 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 r88,4kN Rated static load capacityC or93kN Fatigue strength limitPu2,9kN Bearing weight3,05kg Nominal speed6300r/min The maximum frequency of rotation5300r/min