42crmo precision deep groove ball bearings
roller bearing slewing bearing china bearing Four-point angular contact ball slewing bearing Bearings for precision turntable machinery, XSA140544 Size parameters Di:640.3mm Da:474mm H:56mm weight:44KG Material:42CrMo Heat treatment:HRC56-62 Brand:LYDZC Executive standard:ISP9001-2008 M=6 Z=105 40 holes in each circle …
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