Koyo
FOR REFERENCE ONLY
  • Deep groove ball bearings
  • Single-row


Bearing No. 6210NR

Specification data (main dimensions, etc.)

d(mm)50
D(mm)90
B(mm)20
r(min.)(mm)1.1
r1(min.)(mm)0.5
Basic load ratings : Cr(kN)43.9
Basic load ratings : C0r(kN)23.3
Fatigue load limit : Cu(kN)1.55
factor : f014.4
Limiting speeds(Grease lub.)(min-1)7100
Limiting speeds(Oil lub.)(min-1)8500
Dimensions of locating snap ring : D2(min.)(mm)96.5
Dimensions of locating snap ring : f(±0.05)(mm)2.41

Mounting dimensions,weight (reference)

da(min.)(mm)56.5 mm
Da(max.)(mm)83.5 mm
Dx(min.)(mm)98 mm
Cy(max.)(mm)5.43 mm
ra(max.)(mm)1 mm
rb(max.)(mm)0.5 mm
Mass(Refer.)(kg)0.463 kg
JTEKT

2026/07/13