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


Bearing No. 46284

Specification data (main dimensions, etc.)

d(mm)420
D(mm)620
T(mm)150
C(mm)134
r(min.)(mm)6
r1(min.)(mm)2
Basic load ratings : Cr(kN)2520
Basic load ratings : C0r(kN)4130
Fatigue load limit : Cu(kN)399
Limiting speeds(Grease lub.)(min-1)320
Limiting speeds(Oil lub.)(min-1)420
Constant e0.33
Axial load factors : Y22.03
Axial load factors : Y33.02
Axial load factors : Y01.98

Mounting dimensions,weight (reference)

da(min.)(mm)448 mm
Da(min.)(mm)590 mm
Sa(min.)(mm)8 mm
ra(max.)(mm)5 mm
rb(max.)(mm)2 mm
Mass(Refer.)(kg)142 kg
JTEKT

2026/08/01