Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Single-row
  • Inch series
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Bearing No. 15113/245

Specifications
(Boundary dimensions ...etc)

d(mm)28.575
D(mm)62.000
T(mm)19.050
B(mm)20.638
C(mm)14.288
r(min.)(mm)0.8
r1(min.)(mm)1.2
Basic load ratings : Cr(kN)55.7
Basic load ratings : C0r(kN)50.7
Fatigue load limit : Cu(kN)7.30
Limiting speeds(Grease lub.)(min-1)6400
Limiting speeds(Oil lub.)(min-1)8600
Load center spread : a(mm)13.2
Constant :e()0.35
Axial load factors : Y1()1.71
Axial load factors : Y0()0.94

Mounting dimensions

da(mm)34.5
db(mm)34.0
Da(mm)55.0
Db(mm)58.0
ra(max.)(mm)0.8
rb(max.)(mm)1.2

Refer.

(Refer.)Mass(kg) 0.276
JTEKT

2025/05/24