Koyo
FOR REFERENCE ONLY
  • Rolling mill roll neck bearings
  • Four-row tapered roller bearings
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Bearing No. 4TR530B

Specifications
(Boundary dimensions ...etc)

d(mm)530
D(mm)750
T(mm)480
W(mm)480
r(min.)(mm)6
r1(min.)(mm)6
Basic load ratings : Cr(kN)10700
Basic load ratings : C0r(kN)24700
Fatigue load limit : Cu(kN)2110
Axial load factors : Y2(mm)2.12
Axial load factors : Y3()3.15
Axial load factors : Y0()2.07
Constant e()0.32

Mounting dimensions

da(min.)(mm)584
Da(max.)(mm)722
Da(max.)(mm)695
S(min.)(mm)11.5
ra(max.)(mm)5
rb(max.)(mm)5
Axial load factors : Y2(mm)2.12
Axial load factors : Y3()3.15
Axial load factors : Y0()2.07
Constant e()0.32

Refer.

(Refer.)Mass(kg) 680
JTEKT

2025/06/01