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

Bearing No. 1311

Specifications
(Boundary dimensions ...etc)

d(mm)55
D(mm)120
B(mm)29
r(min.)(mm)2
Basic load ratings : Cr(kN)64.2
Basic load ratings : C0r(kN)18.1
Fatigue load limit : Cu(kN)1.10
Limiting speeds(Grease lub.)(min-1)5000
Limiting speeds(Oil lub.)(min-1)6200
Constant :e()0.23
Axial load factors : Y1()2.70
Axial load factors : Y2()4.18
Axial load factors : Y0()2.83

Mounting dimensions

da(min.)(mm)64
Da(max.)(mm)111
ra(max.)(mm)2

Refer.

(Refer.)Mass(kg) 1.58
JTEKT

2025/12/05