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


Bearing No. 7411DB FY

Specification data (main dimensions, etc.)

d(mm)55
D(mm)140
B(mm)66
r(min.)(mm)2.1
r1(min.)(mm)1.1
Basic load ratings : Cr(kN)241
Basic load ratings : C0r(kN)165
Fatigue load limit : Cu(kN)12.8
factor : f0-
Limiting speeds(Grease lub.)(min-1)3500
Limiting speeds(Oil lub.)(min-1)5000
Load center spread : a(mm)89.9

Mounting dimensions,weight (reference)

da(min.)(mm)67 mm
Db(max.)(mm)133 mm
ra(max.)(mm)2 mm
rb(max.)(mm)1 mm
Mass(Refer.)(kg)4.72 kg
JTEKT

2026/07/05