FOR REFERENCE ONLY
  • Deep groove ball bearings
  • Extra-small, miniature ball bearings
  • Standard type
  • Shielded ZZ
>

Bearing No. 634 ZZ

Specifications
(Boundary dimensions ...etc)

d(mm)4
D(mm)16
B(mm)5
r(min.)(mm)0.3
Basic load ratings : Cr(kN)1.70
Basic load ratings : C0r(kN)0.52
Fatigue load limit : Cu(kN)0.010
factor : f0()12.4
Limiting speeds(Grease lub.)(min-1)40000
Limiting speeds(Oil lub.)(min-1)-

Mounting dimensions

da(min.)(mm)6
Da(max.)(mm)14
ra(max.)(mm)0.3

Refer.

(Refer.)Mass(g) 5.3
JTEKT

2024/12/22