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


Bearing No. 14117A/276

Specification data (main dimensions, etc.)

d(mm)30.000
D(mm)69.012
T(mm)19.845
B(mm)19.583
C(mm)15.875
r(min.)(mm)3.6
r1(min.)(mm)1.2
Basic load ratings : Cr(kN)57.7
Basic load ratings : C0r(kN)55.0
Fatigue load limit : Cu(kN)7.95
Limiting speeds(Grease lub.)(min-1)5900
Limiting speeds(Oil lub.)(min-1)7800
Load center spread : a(mm)15.5
Constant :e0.38
Axial load factors : Y11.57
Axial load factors : Y00.86

Mounting dimensions,weight (reference)

da(mm)42.5 mm
db(mm)39.5 mm
Da(mm)60.0 mm
Db(mm)63.0 mm
ra(max.)(mm)3.6 mm
rb(max.)(mm)1.2 mm
Mass(Refer.)(kg)0.36 kg
JTEKT

2026/07/07