D | 
                          47 mm | 
                            B | 
                          14 mm | 
                            Cr | 
                          14.3 rpm | 
                            Cor | 
                          8.15 rpm | 
                            Reference speed | 
                          19000 rpm | 
                            limit speed | 
                          19000 rpm | 
                            Type | 
                          角接触球轴承 | 
