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


Bearing No. 32248

Specification data (main dimensions, etc.)

d(mm)240
D(mm)440
T(mm)127
B(mm)120
C(mm)100
r(min.)(mm)5
r1(min.)(mm)4
Basic load ratings : Cr(kN)1920
Basic load ratings : C0r(kN)2480
Fatigue load limit : Cu(kN)245
Limiting speeds(Grease lub.)(min-1)740
Limiting speeds(Oil lub.)(min-1)980
Load center spread : a(mm)106.1
Constant e0.43
Axial load factors : Y11.39
Axial load factors : Y00.77

Mounting dimensions,weight (reference)

da(min.)(mm)262 mm
db(max.)(mm)282 mm
Da(max.)(mm)422 mm
da(min.)(mm)365 mm
db(min.)(mm)415 mm
Sa(min.)(mm)16 mm
Sb(min.)(mm)14 mm
ra(max.)(mm)4 mm
rb(max.)(mm)3 mm
Mass(Refer.)(kg)76.4 kg
JTEKT

2026/07/05