Koyo
FOR REFERENCE ONLY
  • Angular contact ball bearings
  • Single-row
  • With pressed cage
>

Bearing No. 7303

Specifications
(Boundary dimensions ...etc)

d(mm)17
D(mm)47
B(mm)14
r(min.)(mm)1
r1(min.)(mm)0.6
Basic load ratings : Cr(kN)20.0
Basic load ratings : C0r(kN)8.75
Fatigue load limit : Cu(kN)0.660
factor : f0()-
Limiting speeds(Grease lub.)(min-1)14000
Limiting speeds(Oil lub.)(min-1)18000
Load center spread : a(mm)16.5

Mounting dimensions

da(min.)(mm)22.5
Da(max.)(mm)41.5
ra(max.)(mm)1

Refer.

(Refer.)Mass(kg) 0.120
JTEKT

2025/06/01