Koyo
FOR REFERENCE ONLY
  • Angular contact ball bearings
  • Single-row
  • With machined cage
>

Bearing No. 7911C FY

Specifications
(Boundary dimensions ...etc)

d(mm)55
D(mm)80
B(mm)13
r(min.)(mm)1
r1(min.)(mm)0.6
Basic load ratings : Cr(kN)24.6
Basic load ratings : C0r(kN)18.5
Fatigue load limit : Cu(kN)0.980
factor : f0()16.3
Limiting speeds(Grease lub.)(min-1)13000
Limiting speeds(Oil lub.)(min-1)17000
Load center spread : a(mm)15.5

Mounting dimensions

da(min.)(mm)60.5
Da(max.)(mm)74.5
ra(max.)(mm)1

Refer.

(Refer.)Mass(kg) 0.178
JTEKT

2025/05/11