Koyo
FOR REFERENCE ONLY
  • Rolling mill roll neck bearings
  • Four-row tapered roller bearings
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Bearing No. 47T382716

Specifications
(Boundary dimensions ...etc)

d(mm)190
D(mm)270
T(mm)160
W(mm)160
r(min.)(mm)2.5
r1(min.)(mm)1
Basic load ratings : Cr(kN)1260
Basic load ratings : C0r(kN)2370
Fatigue load limit : Cu(kN)300
Axial load factors : Y2(mm)1.68
Axial load factors : Y3()2.50
Axial load factors : Y0()1.64
Constant e()0.40

Mounting dimensions

da(min.)(mm)208
Da(max.)(mm)258
Da(max.)(mm)248
S(min.)(mm)7
ra(max.)(mm)2
rb(max.)(mm)1
Axial load factors : Y2(mm)1.68
Axial load factors : Y3()2.50
Axial load factors : Y0()1.64
Constant e()0.40

Refer.

(Refer.)Mass(kg) 28.3
JTEKT

2025/06/01