Ball bearings 6308 (RS, 2RS, Z, 2Z) Dimensions and Calculation data d40mm D90mm B23mm rs1,5mm 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 r43,9kN Rated static load capacityC or26,2kN Fatigue strength limitPu1,25kN Bearing weight0,63kg Nominal speed17000r/min The maximum frequency of rotation11000r/min