Koyo
FOR REFERENCE ONLY
  • Angular contact ball bearings
  • Matched pair
  • Back-to-back
  • With machined cage


Bearing No. 7009CDB FY

Specification data (main dimensions, etc.)

d(mm)45
D(mm)75
B(mm)32
r(min.)(mm)1
r1(min.)(mm)0.6
Basic load ratings : Cr(kN)49.6
Basic load ratings : C0r(kN)38.5
Fatigue load limit : Cu(kN)2.25
factor : f015.4
Limiting speeds(Grease lub.)(min-1)11000
Limiting speeds(Oil lub.)(min-1)15000
Load center spread : a(mm)32.1

Mounting dimensions,weight (reference)

da(min.)(mm)50.5 mm
Db(max.)(mm)70.5 mm
ra(max.)(mm)1 mm
rb(max.)(mm)0.6 mm
Mass(Refer.)(kg)0.520 kg
JTEKT

2026/08/01