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


Bearing No. 7028DF FY

Specification data (main dimensions, etc.)

d(mm)140
D(mm)210
B(mm)66
r(min.)(mm)2
r1(min.)(mm)-
Basic load ratings : Cr(kN)243
Basic load ratings : C0r(kN)265
Fatigue load limit : Cu(kN)10.6
factor : f0-
Limiting speeds(Grease lub.)(min-1)2600
Limiting speeds(Oil lub.)(min-1)3300
Load center spread : a(mm)68.1

Mounting dimensions,weight (reference)

db(min.)(mm)150 mm
Da(max.)(mm)200 mm
ra(max.)(mm)2 mm
rb(max.)(mm)1 mm
Mass(Refer.)(kg)7.28 kg
JTEKT

2026/07/19