Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Single-row
  • Inch series


Bearing No. HH506348/10

Specification data (main dimensions, etc.)

d(mm)49.212
D(mm)114.300
T(mm)44.450
B(mm)44.450
C(mm)36.068
r(min.)(mm)3.6
r1(min.)(mm)3.2
Basic load ratings : Cr(kN)265
Basic load ratings : C0r(kN)263
Fatigue load limit : Cu(kN)35.4
Limiting speeds(Grease lub.)(min-1)3700
Limiting speeds(Oil lub.)(min-1)5000
Load center spread : a(mm)30.6
Constant :e0.40
Axial load factors : Y11.49
Axial load factors : Y00.82

Mounting dimensions,weight (reference)

da(mm)71.0 mm
db(mm)61.0 mm
Da(mm)97.0 mm
Db(mm)107.0 mm
ra(max.)(mm)3.6 mm
rb(max.)(mm)3.2 mm
Mass(Refer.)(kg)2.324 kg
JTEKT

2026/06/29