Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Single-row
  • Inch series
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Bearing No. L68149/10

Specifications
(Boundary dimensions ...etc)

d(mm)34.980
D(mm)59.131
T(mm)15.875
B(mm)16.764
C(mm)11.938
r(min.)(mm)SP
r1(min.)(mm)1.2
Basic load ratings : Cr(kN)44.9
Basic load ratings : C0r(kN)48.5
Fatigue load limit : Cu(kN)6.85
Limiting speeds(Grease lub.)(min-1)6400
Limiting speeds(Oil lub.)(min-1)8500
Load center spread : a(mm)13.2
Constant :e()0.42
Axial load factors : Y1()1.44
Axial load factors : Y0()0.79

Mounting dimensions

da(mm)45.5
db(mm)39.0
Da(mm)53.0
Db(mm)56.0
ra(max.)(mm)3.5
rb(max.)(mm)1.2

Refer.

(Refer.)Mass(kg) 0.168
JTEKT

2025/06/14