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

Bearing No. 45284

Specifications
(Boundary dimensions ...etc)

d(mm)420
D(mm)620
B(mm)150
T(mm)150
r(min.)(mm)5
r1(min.)(mm)6
Basic load ratings : Cr(kN)3010
Basic load ratings : C0r(kN)5200
Fatigue load limit : Cu(kN)496
Limiting speeds(Grease lub.)(min-1)320
Limiting speeds(Oil lub.)(min-1)430
Constant e()0.33
Axial load factors : Y2()2.03
Axial load factors : Y3()3.02
Axial load factors : Y0()1.98

Mounting dimensions

da(max.)(mm)475
Da(max.)(mm)598
Da(min.)(mm)564
Sa(min.)(mm)6
ra(max.)(mm)4
rb(max.)(mm)5

Refer.

(Refer.)Mass(kg) 152
JTEKT

2025/06/01