Model Number  NFP6/666.75                      Original  228/666.75
Number of Row Single                                  Type  Cylindrical Roller Bearing
Bore  d（mm）666.75                                   Outer   D（mm）  838.2
Width  B（mm）114.3                                    Mass W（kg）  163kg
Overall Width  T（mm）                                 Chamfer（Rmin）  
rotate speed（r/min）