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


Bearing No. 47T986236

Specification data (main dimensions, etc.)

d(mm)488.950
D(mm)622.300
T(mm)365.125
W(mm)365.125
r(min.)(mm)3.6
r1(min.)(mm)3.6
Basic load ratings : Cr(kN)5320
Basic load ratings : C0r(kN)13900
Fatigue load limit : Cu(kN)1240
Axial load factors : Y2(mm)2.03
Axial load factors : Y33.02
Axial load factors : Y01.98
Constant e0.33

Mounting dimensions,weight (reference)

da(min.)(mm)516 mm
Da(max.)(mm)605 mm
Da(max.)(mm)585 mm
S(min.)(mm)7.5 mm
ra(max.)(mm)3.6 mm
rb(max.)(mm)3.6 mm
Axial load factors : Y2(mm)2.03 mm
Axial load factors : Y33.02
Axial load factors : Y01.98
Constant e0.33
Mass(Refer.)(kg)262 kg
JTEKT

2026/07/21