Koyo
FOR REFERENCE ONLY
  • Spherical roller bearings
  • Spherical roller bearings


Bearing No. 23280RHA

Specification data (main dimensions, etc.)

d(mm)400
D(mm)720
B(mm)256
r(min.)(mm)6
Basic load ratings : Cr(kN)7320
Basic load ratings : C0r(kN)10600
Fatigue load limit : Cu(kN)665
Limiting speeds(Grease lub.)(min-1)350
Limiting speeds(Oil lub.)(min-1)460
Constant e0.35
Axial load factors : Y11.92
Axial load factors : Y22.86
Axial load factors : Y01.88

Mounting dimensions,weight (reference)

da(min.)(mm)428 mm
Da(max.)(mm)692 mm
ra(max.)(mm)5 mm
Mass(Refer.)(kg)441 kg
JTEKT

2026/07/18