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


Bearing No. 45338

Specification data (main dimensions, etc.)

d(mm)190
D(mm)320
B(mm)104
T(mm)104
r(min.)(mm)3
r1(min.)(mm)4
Basic load ratings : Cr(kN)1130
Basic load ratings : C0r(kN)1590
Fatigue load limit : Cu(kN)183
Limiting speeds(Grease lub.)(min-1)840
Limiting speeds(Oil lub.)(min-1)1100
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)224 mm
Da(max.)(mm)306 mm
Da(min.)(mm)280 mm
Sa(min.)(mm)5 mm
ra(max.)(mm)2.5 mm
rb(max.)(mm)3 mm
Mass(Refer.)(kg)34.0 kg
JTEKT

2026/08/14