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


Bearing No. 7211BDF

Specification data (main dimensions, etc.)

d(mm)55
D(mm)100
B(mm)42
r(min.)(mm)1.5
r1(min.)(mm)1
Basic load ratings : Cr(kN)93.8
Basic load ratings : C0r(kN)72.4
Fatigue load limit : Cu(kN)4.25
factor : f0-
Limiting speeds(Grease lub.)(min-1)3600
Limiting speeds(Oil lub.)(min-1)4800
Load center spread : a(mm)45.3

Mounting dimensions,weight (reference)

db(min.)(mm)60.5 mm
Da(max.)(mm)91.5 mm
ra(max.)(mm)1.5 mm
rb(max.)(mm)1 mm
Mass(Refer.)(kg)1.27 kg
JTEKT

2026/07/01