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


Bearing No. JLM813049/10

Specification data (main dimensions, etc.)

d(mm)70.000
D(mm)110.000
T(mm)26.000
B(mm)25.000
C(mm)20.500
r(min.)(mm)1.0
r1(min.)(mm)2.5
Basic load ratings : Cr(kN)129
Basic load ratings : C0r(kN)158
Fatigue load limit : Cu(kN)23.9
Limiting speeds(Grease lub.)(min-1)3300
Limiting speeds(Oil lub.)(min-1)4400
Load center spread : a(mm)26.1
Constant :e0.49
Axial load factors : Y11.23
Axial load factors : Y00.68

Mounting dimensions,weight (reference)

da(mm)78.0 mm
db(mm)77.0 mm
Da(mm)98.0 mm
Db(mm)105.0 mm
ra(max.)(mm)1.0 mm
rb(max.)(mm)2.5 mm
Mass(Refer.)(kg)0.89 kg
JTEKT

2026/07/07