Koyo
FOR REFERENCE ONLY
  • Deep groove ball bearings
  • Single-row
  • Open type
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Bearing No. 6809

Specifications
(Boundary dimensions ...etc)

d(mm)45
D(mm)58
B(mm)7
r(min.)(mm)0.3
Basic load ratings : Cr(kN)7.75
Basic load ratings : C0r(kN)5.40
Fatigue load limit : Cu(kN)0.230
factor : f0()16.3
Limiting speeds(Grease lub.)(min-1)11000
Limiting speeds(Oil lub.)(min-1)13000

Mounting dimensions

da(min.)(mm)47
Da(max.)(mm)56
ra(max.)(mm)0.3

Refer.

(Refer.)Mass(kg) 0.040
JTEKT

2025/05/09