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


Bearing No. 7303B FY

Specification data (main 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)17.3
Basic load ratings : C0r(kN)7.30
Fatigue load limit : Cu(kN)0.510
factor : f0-
Limiting speeds(Grease lub.)(min-1)14000
Limiting speeds(Oil lub.)(min-1)18000
Load center spread : a(mm)20.8

Mounting dimensions,weight (reference)

da(min.)(mm)22.5 mm
Da(max.)(mm)41.5 mm
ra(max.)(mm)1 mm
Mass(Refer.)(kg)0.120 kg
JTEKT

2026/07/05