Koyo
FOR REFERENCE ONLY
  • Deep groove ball bearings
  • Single-row
  • Open type
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Bearing No. 6221

Specifications
(Boundary dimensions ...etc)

d(mm)105
D(mm)190
B(mm)36
r(min.)(mm)2.1
Basic load ratings : Cr(kN)166
Basic load ratings : C0r(kN)105
Fatigue load limit : Cu(kN)5.70
factor : f0()14.4
Limiting speeds(Grease lub.)(min-1)3300
Limiting speeds(Oil lub.)(min-1)3900

Mounting dimensions

da(min.)(mm)116
Da(max.)(mm)179
ra(max.)(mm)2

Refer.

(Refer.)Mass(kg) 3.70
JTEKT

2025/05/10