Ball bearings 61910 (RS, 2RS, Z, 2Z) Dimensions and Calculation data d50mm D72mm B12mm rs0,6mm 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 r14,95kN Rated static load capacityC or12,06kN Fatigue strength limitPu0,66kN Bearing weight0,14kg Nominal speed19000r/min The maximum frequency of rotation12000r/min