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

Bearing No. 7303CDB

Specifications
(Boundary dimensions ...etc)

d(mm)17
D(mm)47
B(mm)28
r(min.)(mm)1
r1(min.)(mm)0.6
Basic load ratings : Cr(kN)32.2
Basic load ratings : C0r(kN)16.8
Fatigue load limit : Cu(kN)1.30
factor : f0()12.6
Limiting speeds(Grease lub.)(min-1)16000
Limiting speeds(Oil lub.)(min-1)21000
Load center spread : a(mm)22.8

Mounting dimensions

da(min.)(mm)22.5
Db(max.)(mm)42.5
ra(max.)(mm)1
rb(max.)(mm)0.6

Refer.

(Refer.)Mass(kg) 0.240
JTEKT

2025/05/09