Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Single-row
  • Inch series


Bearing No. JHM534149/10

Specification data (main 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 :e0.38
Axial load factors : Y11.57
Axial load factors : Y00.86

Mounting dimensions,weight (reference)

da(mm)181.0 mm
db(mm)184.0 mm
Da(mm)214.0 mm
Db(mm)222.0 mm
ra(max.)(mm)3.0 mm
rb(max.)(mm)2.5 mm
Mass(Refer.)(kg)4.46 kg
JTEKT

2026/07/07