Koyo
FOR REFERENCE ONLY
  • Deep groove ball bearings
  • Extra-small, miniature ball bearings
  • Standard type
  • Open


Bearing No. 685

Specification data (main dimensions, etc.)

d(mm)5
D(mm)11
B(mm)3
r(min.)(mm)0.15
Basic load ratings : Cr(kN)0.890
Basic load ratings : C0r(kN)0.28
Fatigue load limit : Cu(kN)0.007
factor : f012.8
Limiting speeds(Grease lub.)(min-1)53000
Limiting speeds(Oil lub.)(min-1)63000

Mounting dimensions,weight (reference)

da(min.)(mm)6.2 mm
Da(max.)(mm)9.8 mm
ra(max.)(mm)0.15 mm
Mass(Refer.)(kg)1.0 kg
JTEKT

2026/07/04