Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Single-row
  • Inch series
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Bearing No. HH221449/10

Specifications
(Boundary dimensions ...etc)

d(mm)101.600
D(mm)190.500
T(mm)57.150
B(mm)57.531
C(mm)46.038
r(min.)(mm)7.9
r1(min.)(mm)3.2
Basic load ratings : Cr(kN)549
Basic load ratings : C0r(kN)602
Fatigue load limit : Cu(kN)76.9
Limiting speeds(Grease lub.)(min-1)2000
Limiting speeds(Oil lub.)(min-1)2700
Load center spread : a(mm)42.5
Constant :e()0.33
Axial load factors : Y1()1.79
Axial load factors : Y0()0.99

Mounting dimensions

da(mm)123.0
db(mm)119.0
Da(mm)168.0
Db(mm)178.0
ra(max.)(mm)7.9
rb(max.)(mm)3.2

Refer.

(Refer.)Mass(kg) 6.93
JTEKT

2025/06/01