Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Single-row
  • Metric series
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Bearing No. T4FE070

Specifications
(Boundary dimensions ...etc)

d(mm)70
D(mm)140
T(mm)52
B(mm)51
C(mm)43
r(min.)(mm)5
r1(min.)(mm)3
Basic load ratings : Cr(kN)330
Basic load ratings : C0r(kN)382
Fatigue load limit : Cu(kN)51.6
Limiting speeds(Grease lub.)(min-1)2900
Limiting speeds(Oil lub.)(min-1)3800
Load center spread : a(mm)37.7
Constant e()0.45
Axial load factors : Y1()1.34
Axial load factors : Y0()0.74

Mounting dimensions

da(min.)(mm)92
db(max.)(mm)82
Da(max.)(mm)126
Da(min.)(mm)111
Db(min.)(mm)133
Sa(min.)(mm)7
Sb(min.)(mm)9
ra(max.)(mm)4
rb(max.)(mm)2.5

Refer.

(Refer.)Mass(kg) 3.69
JTEKT

2025/06/01