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

Bearing No. 7204BDB

Specifications
(Boundary dimensions ...etc)

d(mm)20
D(mm)47
B(mm)28
r(min.)(mm)1
r1(min.)(mm)0.6
Basic load ratings : Cr(kN)28.6
Basic load ratings : C0r(kN)16.8
Fatigue load limit : Cu(kN)1.10
factor : f0()-
Limiting speeds(Grease lub.)(min-1)8000
Limiting speeds(Oil lub.)(min-1)11000
Load center spread : a(mm)42.9

Mounting dimensions

da(min.)(mm)25.5
Db(max.)(mm)42.5
ra(max.)(mm)1
rb(max.)(mm)0.6

Refer.

(Refer.)Mass(kg) 0.224
JTEKT

2025/05/09