Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Single-row
  • Inch series
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Bearing No. L44640R/10

Specifications
(Boundary dimensions ...etc)

d(mm)23.812
D(mm)50.292
T(mm)14.224
B(mm)14.732
C(mm)10.668
r(min.)(mm)1.6
r1(min.)(mm)1.2
Basic load ratings : Cr(kN)39.1
Basic load ratings : C0r(kN)37.0
Fatigue load limit : Cu(kN)5.15
Limiting speeds(Grease lub.)(min-1)7800
Limiting speeds(Oil lub.)(min-1)10000
Load center spread : a(mm)10.8
Constant :e()0.37
Axial load factors : Y1()1.60
Axial load factors : Y0()0.88

Mounting dimensions

da(mm)30.5
db(mm)28.5
Da(mm)44.5
Db(mm)47.0
ra(max.)(mm)1.6
rb(max.)(mm)1.2

Refer.

(Refer.)Mass(kg) 0.133
JTEKT

2025/06/01