Koyo
FOR REFERENCE ONLY
  • Spherical roller bearings
  • Spherical roller bearings


Bearing No. 23960R

Specification data (main dimensions, etc.)

d(mm)300
D(mm)420
B(mm)90
r(min.)(mm)3
Basic load ratings : Cr(kN)1610
Basic load ratings : C0r(kN)2610
Fatigue load limit : Cu(kN)220
Limiting speeds(Grease lub.)(min-1)680
Limiting speeds(Oil lub.)(min-1)910
Constant e0.20
Axial load factors : Y13.42
Axial load factors : Y25.09
Axial load factors : Y03.34

Mounting dimensions,weight (reference)

da(min.)(mm)314 mm
Da(max.)(mm)406 mm
ra(max.)(mm)2.5 mm
Mass(Refer.)(kg)40.0 kg
JTEKT

2026/07/19