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


Bearing No. 45288

Specification data (main dimensions, etc.)

d(mm)440
D(mm)650
B(mm)157
T(mm)157
r(min.)(mm)6
r1(min.)(mm)6
Basic load ratings : Cr(kN)3190
Basic load ratings : C0r(kN)5500
Fatigue load limit : Cu(kN)512
Limiting speeds(Grease lub.)(min-1)300
Limiting speeds(Oil lub.)(min-1)390
Constant e0.28
Axial load factors : Y22.43
Axial load factors : Y33.61
Axial load factors : Y02.37

Mounting dimensions,weight (reference)

da(max.)(mm)500 mm
Da(max.)(mm)622 mm
Da(min.)(mm)592 mm
Sa(min.)(mm)10 mm
ra(max.)(mm)5 mm
rb(max.)(mm)5 mm
Mass(Refer.)(kg)182 kg
JTEKT

2026/07/16