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

Bearing No. 45330

Specifications
(Boundary dimensions ...etc)

d(mm)150
D(mm)250
B(mm)80
T(mm)80
r(min.)(mm)2.5
r1(min.)(mm)3
Basic load ratings : Cr(kN)684
Basic load ratings : C0r(kN)955
Fatigue load limit : Cu(kN)120
Limiting speeds(Grease lub.)(min-1)1100
Limiting speeds(Oil lub.)(min-1)1500
Constant e()0.35
Axial load factors : Y2()1.95
Axial load factors : Y3()2.90
Axial load factors : Y0()1.91

Mounting dimensions

da(max.)(mm)179
Da(max.)(mm)238
Da(min.)(mm)220
Sa(min.)(mm)4
ra(max.)(mm)2
rb(max.)(mm)2.5

Refer.

(Refer.)Mass(kg) 15.5
JTEKT

2025/06/23