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


Bearing No. 47T2017

Specification data (main dimensions, etc.)

d(mm)100
D(mm)170
T(mm)155
W(mm)155
r(min.)(mm)2
r1(min.)(mm)2.5
Basic load ratings : Cr(kN)848
Basic load ratings : C0r(kN)1470
Fatigue load limit : Cu(kN)213
Axial load factors : Y2(mm)1.95
Axial load factors : Y32.90
Axial load factors : Y01.91
Constant e0.35

Mounting dimensions,weight (reference)

da(min.)(mm)119 mm
Da(max.)(mm)160 mm
Da(max.)(mm)149 mm
S(min.)(mm)5.7 mm
ra(max.)(mm)2 mm
rb(max.)(mm)2 mm
Axial load factors : Y2(mm)1.95 mm
Axial load factors : Y32.90
Axial load factors : Y01.91
Constant e0.35
Mass(Refer.)(kg)14.7 kg
JTEKT

2026/07/21