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


Bearing No. 47T1611

Specification data (main dimensions, etc.)

d(mm)80
D(mm)115
T(mm)88
W(mm)88
r(min.)(mm)1.5
r1(min.)(mm)1.5
Basic load ratings : Cr(kN)284
Basic load ratings : C0r(kN)543
Fatigue load limit : Cu(kN)81.3
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)91 mm
Da(max.)(mm)106.5 mm
Da(max.)(mm)102 mm
S(min.)(mm)3.4 mm
ra(max.)(mm)1.5 mm
rb(max.)(mm)1.5 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)2.99 kg
JTEKT

2026/07/22