D | 
                          80 mm | 
                            B | 
                          23 mm | 
                            Cr | 
                          76.5 rpm | 
                            Cor | 
                          98 rpm | 
                            Reference speed | 
                          4000 rpm | 
                            limit speed | 
                          5000 rpm | 
                            Type | 
                          圆柱滚子轴承 | 
