Self-aligning ball bearing 1311 (1311K) Dimensions and Calculation data d55mm D120mm B29mm B1-mm rs (min)2mm 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 r51,5kN StaticC or18,2kN Fatique load limitPu1,1kN Corresponding Adapter Sleeve1311KH311 Bearing weight1311K0,950kg Bearing weight13110,950kg Reference Speed11000r/min Limiting Speed7500r/min