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


Bearing No. 7008DB FY

Specification data (main dimensions, etc.)

d(mm)40
D(mm)68
B(mm)30
r(min.)(mm)1
r1(min.)(mm)0.6
Basic load ratings : Cr(kN)38.1
Basic load ratings : C0r(kN)29.2
Fatigue load limit : Cu(kN)1.65
factor : f0-
Limiting speeds(Grease lub.)(min-1)8900
Limiting speeds(Oil lub.)(min-1)11000
Load center spread : a(mm)46.3

Mounting dimensions,weight (reference)

da(min.)(mm)45.5 mm
Db(max.)(mm)63.5 mm
ra(max.)(mm)1 mm
rb(max.)(mm)0.6 mm
Mass(Refer.)(kg)0.420 kg
JTEKT

2026/07/05