Koyo
FOR REFERENCE ONLY
  • Angular contact ball bearings
  • Double-row
  • Open


Bearing No. 5210

Specification data (main dimensions, etc.)

d(mm)50
D(mm)90
B(mm)30.2
r(min.)(mm)1.1
Basic load ratings : Cr(kN)66.7
Basic load ratings : C0r(kN)43.6
Fatigue load limit : Cu(kN)2.25
Limiting speeds(Grease lub.)(min-1)4300
Limiting speeds(Oil lub.)(min-1)5600
Load center spread : a(mm)44.5

Mounting dimensions,weight (reference)

da(min.)(mm)57 mm
da(max.)(mm)- mm
Da(max.)(mm)83 mm
ra(max.)(mm)1 mm
Mass(Refer.)(kg)0.670 kg
JTEKT

2026/07/05