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


Bearing No. 46T30232JR/91

Specification data (main dimensions, etc.)

d(mm)160
D(mm)290
T(mm)115
C(mm)91
r(min.)(mm)3
r1(min.)(mm)1
Basic load ratings : Cr(kN)1160
Basic load ratings : C0r(kN)1500
Fatigue load limit : Cu(kN)179
Limiting speeds(Grease lub.)(min-1)980
Limiting speeds(Oil lub.)(min-1)1300
Constant e0.44
Axial load factors : Y21.55
Axial load factors : Y32.31
Axial load factors : Y01.52

Mounting dimensions,weight (reference)

da(min.)(mm)178 mm
Da(min.)(mm)269 mm
Sa(min.)(mm)12 mm
ra(max.)(mm)3 mm
rb(max.)(mm)1 mm
Mass(Refer.)(kg)29.9 kg
JTEKT

2026/07/03