D | 
                          270 mm | 
                            B | 
                          73 mm | 
                            Cr | 
                          781 rpm | 
                            Cor | 
                          1220 rpm | 
                            Reference speed | 
                          950 rpm | 
                            limit speed | 
                          1200 rpm | 
                            Type | 
                          圆柱滚子轴承 | 
