Koyo
FOR REFERENCE ONLY
  • Rolling mill roll neck bearings
  • Four-row tapered roller bearings
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Bearing No. 93800D/125/127D

Specifications
(Boundary dimensions ...etc)

d(mm)203.200
D(mm)317.500
T(mm)266.700
W(mm)266.700
r(min.)(mm)3.2
r1(min.)(mm)1.6
Basic load ratings : Cr(kN)2220
Basic load ratings : C0r(kN)4540
Fatigue load limit : Cu(kN)489
Axial load factors : Y2(mm)1.29
Axial load factors : Y3()1.92
Axial load factors : Y0()1.26
Constant e()0.52

Mounting dimensions

da(min.)(mm)223
Da(max.)(mm)304
Da(max.)(mm)278
S(min.)(mm)6.5
ra(max.)(mm)3.2
rb(max.)(mm)1.6
Axial load factors : Y2(mm)1.29
Axial load factors : Y3()1.92
Axial load factors : Y0()1.26
Constant e()0.52

Refer.

(Refer.)Mass(kg) 78.8
JTEKT

2025/06/01