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

Bearing No. 45246

Specifications
(Boundary dimensions ...etc)

d(mm)230
D(mm)350
B(mm)90
T(mm)90
r(min.)(mm)3
r1(min.)(mm)4
Basic load ratings : Cr(kN)991
Basic load ratings : C0r(kN)1560
Fatigue load limit : Cu(kN)177
Limiting speeds(Grease lub.)(min-1)710
Limiting speeds(Oil lub.)(min-1)950
Constant e()0.28
Axial load factors : Y2()2.43
Axial load factors : Y3()3.61
Axial load factors : Y0()2.37

Mounting dimensions

da(max.)(mm)267
Da(max.)(mm)336
Da(min.)(mm)318
Sa(min.)(mm)6
ra(max.)(mm)2.5
rb(max.)(mm)3

Refer.

(Refer.)Mass(kg) 30.6
JTEKT

2025/05/10