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


Bearing No. 45320

Specification data (main dimensions, etc.)

d(mm)100
D(mm)165
B(mm)52
T(mm)52
r(min.)(mm)2
r1(min.)(mm)2.5
Basic load ratings : Cr(kN)298
Basic load ratings : C0r(kN)384
Fatigue load limit : Cu(kN)55.9
Limiting speeds(Grease lub.)(min-1)1800
Limiting speeds(Oil lub.)(min-1)2300
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)119 mm
Da(max.)(mm)155 mm
Da(min.)(mm)148 mm
Sa(min.)(mm)3.9 mm
ra(max.)(mm)2 mm
rb(max.)(mm)2 mm
Mass(Refer.)(kg)4.26 kg
JTEKT

2026/08/02