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


Bearing No. 45330

Specification data (main dimensions, etc.)

d(mm)150
D(mm)250
B(mm)80
T(mm)80
r(min.)(mm)2.5
r1(min.)(mm)3
Basic load ratings : Cr(kN)684
Basic load ratings : C0r(kN)955
Fatigue load limit : Cu(kN)120
Limiting speeds(Grease lub.)(min-1)1100
Limiting speeds(Oil lub.)(min-1)1500
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)179 mm
Da(max.)(mm)238 mm
Da(min.)(mm)220 mm
Sa(min.)(mm)4 mm
ra(max.)(mm)2 mm
rb(max.)(mm)2.5 mm
Mass(Refer.)(kg)15.5 kg
JTEKT

2026/08/07