Koyo
FOR REFERENCE ONLY
  • Angular contact ball bearings
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Bearing No. 5210

Specifications
(Boundary dimensions ...etc)

d(mm)50
D(mm)90
B(mm)30.2
r(min.)(mm)1.1
Basic load ratings : Cr(kN)66.7
Basic load ratings : C0r(kN)43.6
Fatigue load limit : Cu(kN)2.25
Limiting speeds(Grease lub.)(min-1)4300
Limiting speeds(Oil lub.)(min-1)5600
Load center spread : a(mm)44.5

Mounting dimensions

da(min.)(mm)57
da(max.)(mm)-
Da(max.)(mm)83
ra(max.)(mm)1

Refer.

(Refer.)Mass(kg) 0.670
JTEKT

2025/06/01