Koyo
FOR REFERENCE ONLY
  • Self-aligning ball bearings
  • Open type
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Bearing No. 1205

Specifications
(Boundary dimensions ...etc)

d(mm)25
D(mm)52
B(mm)15
r(min.)(mm)1
Basic load ratings : Cr(kN)15.1
Basic load ratings : C0r(kN)3.30
Fatigue load limit : Cu(kN)0.21
Limiting speeds(Grease lub.)(min-1)12000
Limiting speeds(Oil lub.)(min-1)14000
Constant :e()0.28
Axial load factors : Y1()2.28
Axial load factors : Y2()3.52
Axial load factors : Y0()2.39

Mounting dimensions

da(min.)(mm)30
Da(max.)(mm)47
ra(max.)(mm)1

Refer.

(Refer.)Mass(kg) 0.141
JTEKT

2025/05/14