Koyo
FOR REFERENCE ONLY
  • Rolling mill roll neck bearings
  • Four-row tapered roller bearings
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Bearing No. 67885D/67820/67820D

Specifications
(Boundary dimensions ...etc)

d(mm)190.500
D(mm)266.700
T(mm)188.913
W(mm)187.325
r(min.)(mm)3.2
r1(min.)(mm)1.6
Basic load ratings : Cr(kN)1250
Basic load ratings : C0r(kN)2810
Fatigue load limit : Cu(kN)313
Axial load factors : Y2(mm)1.42
Axial load factors : Y3()2.11
Axial load factors : Y0()1.38
Constant e()0.48

Mounting dimensions

da(min.)(mm)208.5
Da(max.)(mm)255.3
Da(max.)(mm)245.1
S(min.)(mm)6
ra(max.)(mm)3.2
rb(max.)(mm)1.6
Axial load factors : Y2(mm)1.42
Axial load factors : Y3()2.11
Axial load factors : Y0()1.38
Constant e()0.48

Refer.

(Refer.)Mass(kg) 32.4
JTEKT

2025/06/01