Koyo
FOR REFERENCE ONLY
  • Self-aligning ball bearings
  • Open type
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Bearing No. 1309

Specifications
(Boundary dimensions ...etc)

d(mm)45
D(mm)100
B(mm)25
r(min.)(mm)1.5
Basic load ratings : Cr(kN)47.6
Basic load ratings : C0r(kN)12.9
Fatigue load limit : Cu(kN)0.80
Limiting speeds(Grease lub.)(min-1)6100
Limiting speeds(Oil lub.)(min-1)7500
Constant :e()0.25
Axial load factors : Y1()2.56
Axial load factors : Y2()3.95
Axial load factors : Y0()2.68

Mounting dimensions

da(min.)(mm)53
Da(max.)(mm)92
ra(max.)(mm)1.5

Refer.

(Refer.)Mass(kg) 0.957
JTEKT

2025/05/24