Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Double-row
  • TDO type


Bearing No. 46238

Specification data (main dimensions, etc.)

d(mm)190
D(mm)290
T(mm)75
C(mm)67
r(min.)(mm)3
r1(min.)(mm)1
Basic load ratings : Cr(kN)610
Basic load ratings : C0r(kN)866
Fatigue load limit : Cu(kN)106
Limiting speeds(Grease lub.)(min-1)910
Limiting speeds(Oil lub.)(min-1)1200
Constant e0.32
Axial load factors : Y22.12
Axial load factors : Y33.15
Axial load factors : Y02.07

Mounting dimensions,weight (reference)

da(min.)(mm)204 mm
Da(min.)(mm)272 mm
Sa(min.)(mm)4 mm
ra(max.)(mm)2.5 mm
rb(max.)(mm)1 mm
Mass(Refer.)(kg)16.5 kg
JTEKT

2026/07/19