Model Number      IR150X174X156/02                   Original  
Number of Row Single                                              Type    Needle Roller Bearing   
Bore  d（mm）  150                                                  Outer   D（mm） 174    
Width  B（mm）   156                                               Mass W（kg）     
Overall Width  T（mm）                                           Chamfer（Rmin）     
rotate speed（r/min）