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


Bearing No. 7409B FY

Specification data (main dimensions, etc.)

d(mm)45
D(mm)120
B(mm)29
r(min.)(mm)2
r1(min.)(mm)1
Basic load ratings : Cr(kN)98.7
Basic load ratings : C0r(kN)50.0
Fatigue load limit : Cu(kN)3.60
factor : f0-
Limiting speeds(Grease lub.)(min-1)4800
Limiting speeds(Oil lub.)(min-1)6600
Load center spread : a(mm)49.5

Mounting dimensions,weight (reference)

da(min.)(mm)55 mm
Da(max.)(mm)110 mm
ra(max.)(mm)2 mm
Mass(Refer.)(kg)1.55 kg
JTEKT

2026/08/04