Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Double-row
  • TDI type


Bearing No. 45322

Specification data (main dimensions, etc.)

d(mm)110
D(mm)180
B(mm)56
T(mm)56
r(min.)(mm)2
r1(min.)(mm)2.5
Basic load ratings : Cr(kN)378
Basic load ratings : C0r(kN)505
Fatigue load limit : Cu(kN)72.2
Limiting speeds(Grease lub.)(min-1)1600
Limiting speeds(Oil lub.)(min-1)2100
Constant e0.35
Axial load factors : Y21.95
Axial load factors : Y32.90
Axial load factors : Y01.91

Mounting dimensions,weight (reference)

da(max.)(mm)128 mm
Da(max.)(mm)170 mm
Da(min.)(mm)160 mm
Sa(min.)(mm)4 mm
ra(max.)(mm)2 mm
rb(max.)(mm)2 mm
Mass(Refer.)(kg)5.40 kg
JTEKT

2026/07/27