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


Bearing No. 65225/500

Specification data (main dimensions, etc.)

d(mm)57.150
D(mm)127.000
T(mm)44.450
B(mm)44.450
C(mm)34.925
r(min.)(mm)3.6
r1(min.)(mm)3.2
Basic load ratings : Cr(kN)259
Basic load ratings : C0r(kN)269
Fatigue load limit : Cu(kN)41.0
Limiting speeds(Grease lub.)(min-1)3300
Limiting speeds(Oil lub.)(min-1)4400
Load center spread : a(mm)35.2
Constant :e0.49
Axial load factors : Y11.23
Axial load factors : Y00.68

Mounting dimensions,weight (reference)

da(mm)80.0 mm
db(mm)71.0 mm
Da(mm)107.0 mm
Db(mm)119.0 mm
ra(max.)(mm)3.6 mm
rb(max.)(mm)3.2 mm
Mass(Refer.)(kg)2.71 kg
JTEKT

2026/07/05