Tapered roller bearing 31317 Dimensions and Calculation data d285mm D180mm B41mm C28mm T44,5mm rs (min)4mm r1s (min)3mm r2s (min)1mm a55mm 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 DynamicC r300kN StaticC or293kN Fatique load limitPu34kN Bearing weight4,9kg Reference Speed2800r/min Limiting Speed3800r/min