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  • Bore diameter(d):mm mm
  • Outside diameter(D):mm mm
  • Width(B):mm mm
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Send Inquiry Designation Dimension [mm] Basic dynamic load rating [kN] Fatigue load limit [kN] Achievable speed [r/min] Mass [kg] Dimensions [mm] Mounting bolt holes [mm]
d H A Dynamic C Static Co Pu Preload class A Preload class B A1 A2 A3 c d1 D1 D2 D3 J J1 N G

Product Introduction

BUT ultra-precision bearings are designed for machine tool spindles and other applications requiring high running accuracy at high or even extremely high speeds. Each type of bearing boasts unique characteristics that make it suitable for specific operating conditions.