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


Bearing No. LM72849/10

Specification data (main dimensions, etc.)

d(mm)22.606
D(mm)47.000
T(mm)15.500
B(mm)15.500
C(mm)12.000
r(min.)(mm)1.6
r1(min.)(mm)1.0
Basic load ratings : Cr(kN)35.0
Basic load ratings : C0r(kN)32.8
Fatigue load limit : Cu(kN)4.45
Limiting speeds(Grease lub.)(min-1)8700
Limiting speeds(Oil lub.)(min-1)12000
Load center spread : a(mm)12.3
Constant :e0.47
Axial load factors : Y11.27
Axial load factors : Y00.70

Mounting dimensions,weight (reference)

da(mm)30.0 mm
db(mm)28.0 mm
Da(mm)40.5 mm
Db(mm)44.0 mm
ra(max.)(mm)1.6 mm
rb(max.)(mm)1.0 mm
Mass(Refer.)(kg)0.123 kg
JTEKT

2026/07/05