Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Single-row
  • Inch series
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Bearing No. HH228340/10

Specifications
(Boundary dimensions ...etc)

d(mm)120.650
D(mm)254.000
T(mm)77.788
B(mm)82.550
C(mm)61.912
r(min.)(mm)9.5
r1(min.)(mm)6.4
Basic load ratings : Cr(kN)895
Basic load ratings : C0r(kN)1050
Fatigue load limit : Cu(kN)125
Limiting speeds(Grease lub.)(min-1)1500
Limiting speeds(Oil lub.)(min-1)2000
Load center spread : a(mm)54.3
Constant :e()0.32
Axial load factors : Y1()1.87
Axial load factors : Y0()1.03

Mounting dimensions

da(mm)158.0
db(mm)142.0
Da(mm)223.0
Db(mm)234.0
ra(max.)(mm)9.5
rb(max.)(mm)6.4

Refer.

(Refer.)Mass(kg) 18.6
JTEKT

2025/06/01