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


Bearing No. L102849/10

Specification data (main dimensions, etc.)

d(mm)44.450
D(mm)73.025
T(mm)18.258
B(mm)18.258
C(mm)15.083
r(min.)(mm)1.6
r1(min.)(mm)1.6
Basic load ratings : Cr(kN)59.4
Basic load ratings : C0r(kN)65.5
Fatigue load limit : Cu(kN)9.50
Limiting speeds(Grease lub.)(min-1)5100
Limiting speeds(Oil lub.)(min-1)6800
Load center spread : a(mm)14.6
Constant :e0.32
Axial load factors : Y11.88
Axial load factors : Y01.04

Mounting dimensions,weight (reference)

da(mm)51.0 mm
db(mm)49.0 mm
Da(mm)66.0 mm
Db(mm)69.0 mm
ra(max.)(mm)1.6 mm
rb(max.)(mm)1.6 mm
Mass(Refer.)(kg)0.285 kg
JTEKT

2026/07/19