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


Bearing No. 46376A

Specification data (main dimensions, etc.)

d(mm)380
D(mm)620
T(mm)243
C(mm)194
r(min.)(mm)6
r1(min.)(mm)2
Basic load ratings : Cr(kN)4390
Basic load ratings : C0r(kN)7360
Fatigue load limit : Cu(kN)683
Limiting speeds(Grease lub.)(min-1)330
Limiting speeds(Oil lub.)(min-1)440
Constant e0.35
Axial load factors : Y21.95
Axial load factors : Y32.90
Axial load factors : Y01.91

Mounting dimensions,weight (reference)

da(min.)(mm)408 mm
Da(min.)(mm)587 mm
Sa(min.)(mm)24.5 mm
ra(max.)(mm)5 mm
rb(max.)(mm)2 mm
Mass(Refer.)(kg)265 kg
JTEKT

2026/07/28