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

Bearing No. 452/750

Specifications
(Boundary dimensions ...etc)

d(mm)750
D(mm)1090
B(mm)250
T(mm)250
r(min.)(mm)7.5
r1(min.)(mm)7.5
Basic load ratings : Cr(kN)7250
Basic load ratings : C0r(kN)16700
Fatigue load limit : Cu(kN)
Limiting speeds(Grease lub.)(min-1)-
Limiting speeds(Oil lub.)(min-1)-
Constant e()0.39
Axial load factors : Y2()1.74
Axial load factors : Y3()2.59
Axial load factors : Y0()1.70

Mounting dimensions

da(max.)(mm)833
Da(max.)(mm)1054
Da(min.)(mm)996
Sa(min.)(mm)10
ra(max.)(mm)6
rb(max.)(mm)6

Refer.

(Refer.)Mass(kg) 791
JTEKT

2025/06/06