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


Bearing No. 46268A

Specification data (main dimensions, etc.)

d(mm)340
D(mm)520
T(mm)165
C(mm)133
r(min.)(mm)6
r1(min.)(mm)2
Basic load ratings : Cr(kN)2420
Basic load ratings : C0r(kN)4060
Fatigue load limit : Cu(kN)406
Limiting speeds(Grease lub.)(min-1)420
Limiting speeds(Oil lub.)(min-1)560
Constant e0.32
Axial load factors : Y22.12
Axial load factors : Y33.15
Axial load factors : Y02.07

Mounting dimensions,weight (reference)

da(min.)(mm)368 mm
Da(min.)(mm)491 mm
Sa(min.)(mm)16 mm
ra(max.)(mm)5 mm
rb(max.)(mm)2 mm
Mass(Refer.)(kg)117 kg
JTEKT

2026/08/12