Koyo
FOR REFERENCE ONLY
  • Rolling mill roll neck bearings
  • Four-row tapered roller bearings
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Bearing No. 4TR530-2

Specifications
(Boundary dimensions ...etc)

d(mm)530
D(mm)730
T(mm)540
W(mm)535
r(min.)(mm)4
r1(min.)(mm)SP
Basic load ratings : Cr(kN)10200
Basic load ratings : C0r(kN)25000
Fatigue load limit : Cu(kN)2090
Axial load factors : Y2(mm)1.96
Axial load factors : Y3()2.92
Axial load factors : Y0()1.92
Constant e()0.34

Mounting dimensions

da(min.)(mm)567
Da(max.)(mm)712
Da(max.)(mm)677
S(min.)(mm)6
ra(max.)(mm)3
rb(max.)(mm)3
Axial load factors : Y2(mm)1.96
Axial load factors : Y3()2.92
Axial load factors : Y0()1.92
Constant e()0.34

Refer.

(Refer.)Mass(kg) 669
JTEKT

2025/06/01