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


Bearing No. 47T745638

Specification data (main dimensions, etc.)

d(mm)368.300
D(mm)563.000
T(mm)382.588
W(mm)382.588
r(min.)(mm)6.4
r1(min.)(mm)3.2
Basic load ratings : Cr(kN)6790
Basic load ratings : C0r(kN)13600
Fatigue load limit : Cu(kN)1320
Axial load factors : Y2(mm)2.32
Axial load factors : Y33.45
Axial load factors : Y02.26
Constant e0.29

Mounting dimensions,weight (reference)

da(min.)(mm)417 mm
Da(max.)(mm)541 mm
Da(max.)(mm)516 mm
S(min.)(mm)10.5 mm
ra(max.)(mm)6.4 mm
rb(max.)(mm)3.2 mm
Axial load factors : Y2(mm)2.32 mm
Axial load factors : Y33.45
Axial load factors : Y02.26
Constant e0.29
Mass(Refer.)(kg)344 kg
JTEKT

2026/07/19