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

Bearing No. 1218

Specifications
(Boundary dimensions ...etc)

d(mm)90
D(mm)160
B(mm)30
r(min.)(mm)2
Basic load ratings : Cr(kN)71.0
Basic load ratings : C0r(kN)23.4
Fatigue load limit : Cu(kN)1.30
Limiting speeds(Grease lub.)(min-1)3500
Limiting speeds(Oil lub.)(min-1)4300
Constant :e()0.17
Axial load factors : Y1()3.69
Axial load factors : Y2()5.70
Axial load factors : Y0()3.86

Mounting dimensions

da(min.)(mm)99
Da(max.)(mm)151
ra(max.)(mm)2

Refer.

(Refer.)Mass(kg) 2.52
JTEKT

2025/05/14