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

Bearing No. 45268

Specifications
(Boundary dimensions ...etc)

d(mm)340
D(mm)520
B(mm)133
T(mm)133
r(min.)(mm)5
r1(min.)(mm)6
Basic load ratings : Cr(kN)2380
Basic load ratings : C0r(kN)3850
Fatigue load limit : Cu(kN)372
Limiting speeds(Grease lub.)(min-1)420
Limiting speeds(Oil lub.)(min-1)570
Constant e()0.26
Axial load factors : Y2()2.55
Axial load factors : Y3()3.80
Axial load factors : Y0()2.50

Mounting dimensions

da(max.)(mm)398
Da(max.)(mm)498
Da(min.)(mm)464
Sa(min.)(mm)6
ra(max.)(mm)4
rb(max.)(mm)5

Refer.

(Refer.)Mass(kg) 104
JTEKT

2025/06/01