Koyo
FOR REFERENCE ONLY
  • Rolling mill roll neck bearings
  • Four-row tapered roller bearings
>

Bearing No. 4TR710

Specifications
(Boundary dimensions ...etc)

d(mm)710.000
D(mm)900.000
T(mm)410.000
W(mm)410.000
r(min.)(mm)6
r1(min.)(mm)3
Basic load ratings : Cr(kN)9890
Basic load ratings : C0r(kN)27300
Fatigue load limit : Cu(kN)2230
Axial load factors : Y2(mm)1.95
Axial load factors : Y3()2.90
Axial load factors : Y0()1.91
Constant e()0.35

Mounting dimensions

da(min.)(mm)750
Da(max.)(mm)877
Da(max.)(mm)853
S(min.)(mm)11.5
ra(max.)(mm)6
rb(max.)(mm)2.5
Axial load factors : Y2(mm)1.95
Axial load factors : Y3()2.90
Axial load factors : Y0()1.91
Constant e()0.35

Refer.

(Refer.)Mass(kg) 636
JTEKT

2025/06/01