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


Bearing No. 46272A

Specification data (main dimensions, etc.)

d(mm)360
D(mm)540
T(mm)169
C(mm)134
r(min.)(mm)6
r1(min.)(mm)2
Basic load ratings : Cr(kN)2530
Basic load ratings : C0r(kN)4230
Fatigue load limit : Cu(kN)419
Limiting speeds(Grease lub.)(min-1)390
Limiting speeds(Oil lub.)(min-1)530
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)388 mm
Da(min.)(mm)512 mm
Sa(min.)(mm)17.5 mm
ra(max.)(mm)5 mm
rb(max.)(mm)2 mm
Mass(Refer.)(kg)124 kg
JTEKT

2026/07/02