Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Single-row
  • Inch series
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Bearing No. JHM534149/10

Specifications
(Boundary dimensions ...etc)

d(mm)170.000
D(mm)230.000
T(mm)39.000
B(mm)38.000
C(mm)31.000
r(min.)(mm)3.0
r1(min.)(mm)2.5
Basic load ratings : Cr(kN)363
Basic load ratings : C0r(kN)558
Fatigue load limit : Cu(kN)72.8
Limiting speeds(Grease lub.)(min-1)1400
Limiting speeds(Oil lub.)(min-1)1900
Load center spread : a(mm)43.6
Constant :e()0.38
Axial load factors : Y1()1.57
Axial load factors : Y0()0.86

Mounting dimensions

da(mm)181.0
db(mm)184.0
Da(mm)214.0
Db(mm)222.0
ra(max.)(mm)3.0
rb(max.)(mm)2.5

Refer.

(Refer.)Mass(kg) 4.46
JTEKT

2025/06/01