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


Bearing No. 26131/283

Specification data (main dimensions, etc.)

d(mm)33.338
D(mm)72.000
T(mm)19.000
B(mm)18.923
C(mm)15.875
r(min.)(mm)3.6
r1(min.)(mm)1.6
Basic load ratings : Cr(kN)69.8
Basic load ratings : C0r(kN)60.0
Fatigue load limit : Cu(kN)8.85
Limiting speeds(Grease lub.)(min-1)5900
Limiting speeds(Oil lub.)(min-1)7800
Load center spread : a(mm)14.3
Constant :e0.36
Axial load factors : Y11.67
Axial load factors : Y00.92

Mounting dimensions,weight (reference)

da(mm)44.5 mm
db(mm)38.5 mm
Da(mm)62.0 mm
Db(mm)65.0 mm
ra(max.)(mm)3.6 mm
rb(max.)(mm)1.6 mm
Mass(Refer.)(kg)0.363 kg
JTEKT

2026/07/18