Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Single-row
  • Inch series
>

Bearing No. LM501349/11

Specifications
(Boundary dimensions ...etc)

d(mm)41.275
D(mm)73.431
T(mm)23.012
B(mm)19.812
C(mm)18.186
r(min.)(mm)3.6
r1(min.)(mm)2.4
Basic load ratings : Cr(kN)72.5
Basic load ratings : C0r(kN)73.0
Fatigue load limit : Cu(kN)10.6
Limiting speeds(Grease lub.)(min-1)5200
Limiting speeds(Oil lub.)(min-1)7000
Load center spread : a(mm)16.1
Constant :e()0.40
Axial load factors : Y1()1.50
Axial load factors : Y0()0.83

Mounting dimensions

da(mm)53.0
db(mm)46.5
Da(mm)64.0
Db(mm)70.0
ra(max.)(mm)3.6
rb(max.)(mm)2.4

Refer.

(Refer.)Mass(kg) 0.367
JTEKT

2025/06/01