Koyo
FOR REFERENCE ONLY
  • Rolling mill roll neck bearings
  • Four-row tapered roller bearings
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Bearing No. HM262749D/10/10D

Specifications
(Boundary dimensions ...etc)

d(mm)346.075
D(mm)488.950
T(mm)358.775
W(mm)358.775
r(min.)(mm)3.2
r1(min.)(mm)3.2
Basic load ratings : Cr(kN)4960
Basic load ratings : C0r(kN)11600
Fatigue load limit : Cu(kN)1110
Axial load factors : Y2(mm)2.02
Axial load factors : Y3()3.00
Axial load factors : Y0()1.97
Constant e()0.33

Mounting dimensions

da(min.)(mm)378
Da(max.)(mm)474
Da(max.)(mm)449
S(min.)(mm)8
ra(max.)(mm)3.2
rb(max.)(mm)3.2
Axial load factors : Y2(mm)2.02
Axial load factors : Y3()3.00
Axial load factors : Y0()1.97
Constant e()0.33

Refer.

(Refer.)Mass(kg) 214
JTEKT

2025/06/11