Ball bearings 61803 (RS, 2RS, Z, 2Z) Dimensions and Calculation data d17mm D26mm 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 r2,22kN Rated static load capacityC or1,45kN Fatigue strength limitPu0,067kN Bearing weight0,0082kg Nominal speed56000r/min The maximum frequency of rotation34000r/min