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


Bearing No. 7900CDB FY

Specification data (main dimensions, etc.)

d(mm)10
D(mm)22
B(mm)12
r(min.)(mm)0.3
r1(min.)(mm)0.15
Basic load ratings : Cr(kN)6.10
Basic load ratings : C0r(kN)3.05
Fatigue load limit : Cu(kN)0.120
factor : f014.2
Limiting speeds(Grease lub.)(min-1)42000
Limiting speeds(Oil lub.)(min-1)55000
Load center spread : a(mm)10.3

Mounting dimensions,weight (reference)

da(min.)(mm)12.5 mm
Db(max.)(mm)20.8 mm
ra(max.)(mm)0.3 mm
rb(max.)(mm)0.15 mm
Mass(Refer.)(kg)0.016 kg
JTEKT

2026/08/07