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


Bearing No. A2047/126

Specification data (main dimensions, etc.)

d(mm)11.986
D(mm)31.991
T(mm)10.008
B(mm)10.785
C(mm)7.938
r(min.)(mm)0.8
r1(min.)(mm)1.2
Basic load ratings : Cr(kN)13.4
Basic load ratings : C0r(kN)9.30
Fatigue load limit : Cu(kN)1.25
Limiting speeds(Grease lub.)(min-1)14000
Limiting speeds(Oil lub.)(min-1)19000
Load center spread : a(mm)7.1
Constant :e0.40
Axial load factors : Y11.48
Axial load factors : Y00.82

Mounting dimensions,weight (reference)

da(mm)16.5 mm
db(mm)15.5 mm
Da(mm)26.0 mm
Db(mm)29.0 mm
ra(max.)(mm)0.8 mm
rb(max.)(mm)1.2 mm
Mass(Refer.)(kg)0.04 kg
JTEKT

2026/07/01