Koyo
FOR REFERENCE ONLY
  • Spherical roller bearings
  • Spherical roller bearings
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Bearing No. 23120RZ

Specifications
(Boundary dimensions ...etc)

d(mm)100
D(mm)165
B(mm)52
r(min.)(mm)2
Basic load ratings : Cr(kN)412
Basic load ratings : C0r(kN)510
Fatigue load limit : Cu(kN)48.5
Limiting speeds(Grease lub.)(min-1)2800
Limiting speeds(Oil lub.)(min-1)3600
Constant e()0.29
Axial load factors : Y1()2.33
Axial load factors : Y2()3.47
Axial load factors : Y0()2.28

Mounting dimensions

da(min.)(mm)110
da(max.)(mm)
Da(max.)(mm)155
Da(min.)(mm)
ra(max.)(mm)2

Refer.

(Refer.)Mass(kg) 4.52
JTEKT

2025/06/01