Koyo
FOR REFERENCE ONLY
  • Spherical roller bearings
  • Spherical roller bearings
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Bearing No. 23984R

Specifications
(Boundary dimensions ...etc)

d(mm)420
D(mm)560
B(mm)106
r(min.)(mm)4
Basic load ratings : Cr(kN)2330
Basic load ratings : C0r(kN)4320
Fatigue load limit : Cu(kN)331
Limiting speeds(Grease lub.)(min-1)430
Limiting speeds(Oil lub.)(min-1)580
Constant e()0.17
Axial load factors : Y1()3.91
Axial load factors : Y2()5.82
Axial load factors : Y0()3.82

Mounting dimensions

da(min.)(mm)438
da(max.)(mm)
Da(max.)(mm)542
Da(min.)(mm)
ra(max.)(mm)3

Refer.

(Refer.)Mass(kg) 76.0
JTEKT

2025/06/01