Double row deep groove ball bearing 3304 Dimensions and Calculation data d20mm D52mm B22,2mm rs (min)1,1mm a34mm 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 r24,7kN Rated static load capacityC or18,5kN Fatigue strength limitPu0,84kN Bearing weight0,23kg Reference Speed13000r/min Limiting Speed13000r/min