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


Bearing No. JHM516849/10

Specification data (main dimensions, etc.)

d(mm)85.000
D(mm)140.000
T(mm)39.000
B(mm)38.000
C(mm)31.500
r(min.)(mm)3.0
r1(min.)(mm)2.5
Basic load ratings : Cr(kN)254
Basic load ratings : C0r(kN)308
Fatigue load limit : Cu(kN)46.4
Limiting speeds(Grease lub.)(min-1)2700
Limiting speeds(Oil lub.)(min-1)3500
Load center spread : a(mm)32.8
Constant :e0.41
Axial load factors : Y11.47
Axial load factors : Y00.81

Mounting dimensions,weight (reference)

da(mm)100.0 mm
db(mm)93.9 mm
Da(mm)125.0 mm
Db(mm)134.0 mm
ra(max.)(mm)3.0 mm
rb(max.)(mm)2.5 mm
Mass(Refer.)(kg)2.299 kg
JTEKT

2026/08/10