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

Bearing No. LM654644D/610/610D

Specifications
(Boundary dimensions ...etc)

d(mm)279.578
D(mm)380.898
T(mm)244.475
W(mm)244.475
r(min.)(mm)3.2
r1(min.)(mm)1.6
Basic load ratings : Cr(kN)2440
Basic load ratings : C0r(kN)5650
Fatigue load limit : Cu(kN)571
Axial load factors : Y2(mm)1.57
Axial load factors : Y3()2.34
Axial load factors : Y0()1.53
Constant e()0.43

Mounting dimensions

da(min.)(mm)303
Da(max.)(mm)367
Da(max.)(mm)356
S(min.)(mm)6.5
ra(max.)(mm)3.2
rb(max.)(mm)1.6
Axial load factors : Y2(mm)1.57
Axial load factors : Y3()2.34
Axial load factors : Y0()1.53
Constant e()0.43

Refer.

(Refer.)Mass(kg) 80.4
JTEKT

2025/12/05