Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Single-row
  • Inch series
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Bearing No. 09078/195

Specifications
(Boundary dimensions ...etc)

d(mm)19.050
D(mm)49.225
T(mm)19.845
B(mm)21.539
C(mm)14.288
r(min.)(mm)1.2
r1(min.)(mm)1.2
Basic load ratings : Cr(kN)47.2
Basic load ratings : C0r(kN)37.7
Fatigue load limit : Cu(kN)5.40
Limiting speeds(Grease lub.)(min-1)8900
Limiting speeds(Oil lub.)(min-1)12000
Load center spread : a(mm)10.6
Constant :e()0.27
Axial load factors : Y1()2.26
Axial load factors : Y0()1.24

Mounting dimensions

da(mm)25.5
db(mm)24.0
Da(mm)42.0
Db(mm)44.5
ra(max.)(mm)1.2
rb(max.)(mm)1.2

Refer.

(Refer.)Mass(kg) 0.189
JTEKT

2025/05/11