Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Single-row
  • Inch series
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Bearing No. JHM516849/10

Specifications
(Boundary dimensions ...etc)

d(mm)85.000
D(mm)140.000
T(mm)39.000
B(mm)38.000
C(mm)31.500
r(min.)(mm)3.0
r1(min.)(mm)2.5
Basic load ratings : Cr(kN)254
Basic load ratings : C0r(kN)308
Fatigue load limit : Cu(kN)46.4
Limiting speeds(Grease lub.)(min-1)2700
Limiting speeds(Oil lub.)(min-1)3500
Load center spread : a(mm)32.8
Constant :e()0.41
Axial load factors : Y1()1.47
Axial load factors : Y0()0.81

Mounting dimensions

da(mm)100.0
db(mm)93.9
Da(mm)125.0
Db(mm)134.0
ra(max.)(mm)3.0
rb(max.)(mm)2.5

Refer.

(Refer.)Mass(kg) 2.299
JTEKT

2025/06/01