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

Bearing No. 22052RS

Specifications
(Boundary dimensions ...etc)

d(mm)25
D(mm)52
B(mm)18
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)7900
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)29.4
da(max.)(mm)29.4
Da(max.)(mm)46
ra(max.)(mm)1

Refer.

(Refer.)Mass(kg) 0.163
JTEKT

2025/06/01