Koyo
FOR REFERENCE ONLY
  • Self-aligning ball bearings
  • Open type
>

Bearing No. 1308

Specifications
(Boundary dimensions ...etc)

d(mm)40
D(mm)90
B(mm)23
r(min.)(mm)1.5
Basic load ratings : Cr(kN)36.9
Basic load ratings : C0r(kN)9.80
Fatigue load limit : Cu(kN)0.61
Limiting speeds(Grease lub.)(min-1)6900
Limiting speeds(Oil lub.)(min-1)8400
Constant :e()0.25
Axial load factors : Y1()2.57
Axial load factors : Y2()3.98
Axial load factors : Y0()2.69

Mounting dimensions

da(min.)(mm)48
Da(max.)(mm)82
ra(max.)(mm)1.5

Refer.

(Refer.)Mass(kg) 0.715
JTEKT

2025/06/01