Flanged Bearing                            

d             

B              

W                            

                        PRBB081920-2RS

1/2            

1-3/16           

9/16                          

                        RBB081916-2RS

1/2            

15/16            

9-16                          

                        RBB081920-Z

1/2            

1-3/16            

9/16                          

  Double row bearing                         

d              

    D               

B                           

                        DRC081939

.515           

1.191            

2.44                         

                      deep groove ball bearings