Model Number    593/592D                    Original  
Number of Row Single                            Type  Tapered Roller Bearing     
Bore  d（mm）    88.9                             Outer   D（mm） 152.4     
Width  B（mm） 39.688                          Mass W（kg）     
Overall Width  T（mm）                           Chamfer（Rmin）     
rotate speed（r/min）