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


Bearing No. 4TR710

Specification data (main dimensions, etc.)

d(mm)710.000
D(mm)900.000
T(mm)410.000
W(mm)410.000
r(min.)(mm)6
r1(min.)(mm)3
Basic load ratings : Cr(kN)9890
Basic load ratings : C0r(kN)27300
Fatigue load limit : Cu(kN)2230
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)750 mm
Da(max.)(mm)877 mm
Da(max.)(mm)853 mm
S(min.)(mm)11.5 mm
ra(max.)(mm)6 mm
rb(max.)(mm)2.5 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)636 kg
JTEKT

2026/07/19