d1
                           | 
                          
                            285.2
                           | 
                          
                            
                             Maximum flange diameter of inner ring
                            
                           | 
                        
                          
                            rmin
                           | 
                          
                            4
                           | 
                          
                            
                             Minimum chamfer size
                            
                           | 
                        
                          
                            D1min
                           | 
                          
                            344.9
                           | 
                          
                            
                             Minimum shoulder diameter of outer ring
                            
                           | 
                        
                          
                            r1min
                           | 
                          
                            4
                           | 
                          
                            
                             Minimum chamfer size
                            
                           | 
                        
                          
                            damin
                           | 
                          
                            237
                           | 
                          
                            
                             Minimum diameter of shaft shoulder
                            
                           | 
                        
                          
                            E
                           | 
                          
                            358
                           | 
                          
                            
                             Outer race diameter
                            
                           | 
                        
                          
                            dcmin
                           | 
                          
                             288
                           | 
                          
                            
                             Minimum shaft shoulder
                            
                           | 
                        
                          
                            F
                           | 
                          
                            268
                           | 
                          
                            
                             Inner race diameter
                            
                           | 
                        
                          
                            Damax
                           | 
                          
                            383
                           | 
                          
                            
                             Maximum diameter of bearing block shoulder
                            
                           | 
                        
                          
                            B3
                           | 
                          
                            10
                           | 
                          
                            
                             Loose edge width
                            
                           | 
                        
                          
                            ramax
                           | 
                          
                            3
                           | 
                          
                            
                               Maximum cavity radius
                            
                           |