Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Single-row
  • Inch series
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Bearing No. LM11949/10

Specifications
(Boundary dimensions ...etc)

d(mm)19.050
D(mm)45.237
T(mm)15.494
B(mm)16.637
C(mm)12.065
r(min.)(mm)1.2
r1(min.)(mm)1.2
Basic load ratings : Cr(kN)36.8
Basic load ratings : C0r(kN)30.1
Fatigue load limit : Cu(kN)4.25
Limiting speeds(Grease lub.)(min-1)9400
Limiting speeds(Oil lub.)(min-1)13000
Load center spread : a(mm)10.0
Constant :e()0.30
Axial load factors : Y1()2.00
Axial load factors : Y0()1.10

Mounting dimensions

da(mm)25.0
db(mm)23.5
Da(mm)39.5
Db(mm)41.5
ra(max.)(mm)1.2
rb(max.)(mm)1.2

Refer.

(Refer.)Mass(kg) 0.125
JTEKT

2025/06/22