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

Bearing No. 7903C FY

Specifications
(Boundary dimensions ...etc)

d(mm)17
D(mm)30
B(mm)7
r(min.)(mm)0.3
r1(min.)(mm)0.15
Basic load ratings : Cr(kN)6.25
Basic load ratings : C0r(kN)2.95
Fatigue load limit : Cu(kN)0.120
factor : f0()14.9
Limiting speeds(Grease lub.)(min-1)36000
Limiting speeds(Oil lub.)(min-1)47000
Load center spread : a(mm)6.7

Mounting dimensions

da(min.)(mm)19.5
Da(max.)(mm)27.5
ra(max.)(mm)0.3

Refer.

(Refer.)Mass(kg) 0.016
JTEKT

2025/05/11