Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Double-row
  • TDI type
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Bearing No. 45344

Specifications
(Boundary dimensions ...etc)

d(mm)220
D(mm)370
B(mm)120
T(mm)120
r(min.)(mm)4
r1(min.)(mm)5
Basic load ratings : Cr(kN)1400
Basic load ratings : C0r(kN)2060
Fatigue load limit : Cu(kN)226
Limiting speeds(Grease lub.)(min-1)700
Limiting speeds(Oil lub.)(min-1)930
Constant e()0.35
Axial load factors : Y2()1.95
Axial load factors : Y3()2.90
Axial load factors : Y0()1.91

Mounting dimensions

da(max.)(mm)263
Da(max.)(mm)352
Da(min.)(mm)324
Sa(min.)(mm)5
ra(max.)(mm)3
rb(max.)(mm)4

Refer.

(Refer.)Mass(kg) 50.8
JTEKT

2025/06/01