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


Bearing No. 47T463119

Specification data (main dimensions, etc.)

d(mm)230
D(mm)315
T(mm)190
W(mm)190
r(min.)(mm)2
r1(min.)(mm)2.5
Basic load ratings : Cr(kN)1620
Basic load ratings : C0r(kN)3470
Fatigue load limit : Cu(kN)421
Axial load factors : Y2(mm)1.80
Axial load factors : Y32.69
Axial load factors : Y01.76
Constant e0.37

Mounting dimensions,weight (reference)

da(min.)(mm)248 mm
Da(max.)(mm)305 mm
Da(max.)(mm)290 mm
S(min.)(mm)7.5 mm
ra(max.)(mm)2 mm
rb(max.)(mm)2 mm
Axial load factors : Y2(mm)1.80 mm
Axial load factors : Y32.69
Axial load factors : Y01.76
Constant e0.37
Mass(Refer.)(kg)43 kg
JTEKT

2026/07/19