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


Bearing No. JM714249/10

Specification data (main dimensions, etc.)

d(mm)75.000
D(mm)120.000
T(mm)31.000
B(mm)29.500
C(mm)25.000
r(min.)(mm)3.0
r1(min.)(mm)2.8
Basic load ratings : Cr(kN)182
Basic load ratings : C0r(kN)216
Fatigue load limit : Cu(kN)33.2
Limiting speeds(Grease lub.)(min-1)3100
Limiting speeds(Oil lub.)(min-1)4100
Load center spread : a(mm)30.0
Constant :e0.44
Axial load factors : Y11.35
Axial load factors : Y00.74

Mounting dimensions,weight (reference)

da(mm)88.0 mm
db(mm)82.9 mm
Da(mm)108.0 mm
Db(mm)115.0 mm
ra(max.)(mm)3.0 mm
rb(max.)(mm)2.8 mm
Mass(Refer.)(kg)1.276 kg
JTEKT

2026/07/19