Koyo
FOR REFERENCE ONLY
  • Deep groove ball bearings
  • Single-row
  • Open type
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Bearing No. 6405

Specifications
(Boundary dimensions ...etc)

d(mm)25
D(mm)80
B(mm)21
r(min.)(mm)1.5
Basic load ratings : Cr(kN)45.2
Basic load ratings : C0r(kN)19.4
Fatigue load limit : Cu(kN)1.65
factor : f0()12.2
Limiting speeds(Grease lub.)(min-1)9100
Limiting speeds(Oil lub.)(min-1)11000

Mounting dimensions

da(min.)(mm)33
Da(max.)(mm)72
ra(max.)(mm)1.5

Refer.

(Refer.)Mass(kg) 0.530
JTEKT

2025/05/10