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


Bearing No. 49175/368

Specification data (main dimensions, etc.)

d(mm)44.450
D(mm)93.662
T(mm)31.750
B(mm)31.750
C(mm)25.400
r(min.)(mm)3.6
r1(min.)(mm)3.2
Basic load ratings : Cr(kN)131
Basic load ratings : C0r(kN)123
Fatigue load limit : Cu(kN)18.8
Limiting speeds(Grease lub.)(min-1)4400
Limiting speeds(Oil lub.)(min-1)5900
Load center spread : a(mm)22.9
Constant :e0.36
Axial load factors : Y11.67
Axial load factors : Y00.92

Mounting dimensions,weight (reference)

da(mm)59.0 mm
db(mm)53.0 mm
Da(mm)82.0 mm
Db(mm)87.0 mm
ra(max.)(mm)3.6 mm
rb(max.)(mm)3.2 mm
Mass(Refer.)(kg)1.016 kg
JTEKT

2026/07/05