FOR REFERENCE ONLY
  • Angular contact ball bearings
  • Double-row
  • Shielded ZZ
>

Bearing No. 5311 ZZ

Specifications
(Boundary dimensions ...etc)

d(mm)55
D(mm)120
B(mm)49.2
r(min.)(mm)2
Basic load ratings : Cr(kN)120
Basic load ratings : C0r(kN)74.3
Fatigue load limit : Cu(kN)3.85
Limiting speeds(Grease lub.)(min-1)3300
Limiting speeds(Oil lub.)(min-1)4500
Load center spread : a(mm)61.6

Mounting dimensions

da(min.)(mm)65
da(max.)(mm)71.8
Da(max.)(mm)110
ra(max.)(mm)2

Refer.

(Refer.)Mass(kg) 2.30
JTEKT

2025/02/23