D | 
                          160 mm | 
                            B | 
                          55 mm | 
                            Cr | 
                          396 rpm | 
                            Cor | 
                          480 rpm | 
                            Reference speed | 
                          1600 rpm | 
                            limit speed | 
                          2000 rpm | 
                            Type | 
                          圆柱滚子轴承 | 
