Koyo
FOR REFERENCE ONLY
  • Angular contact ball bearings
  • Matched pair
  • Back-to-back
  • With machined cage
>

Bearing No. 7920CDB FY

Specifications
(Boundary dimensions ...etc)

d(mm)100
D(mm)140
B(mm)40
r(min.)(mm)1.1
r1(min.)(mm)0.6
Basic load ratings : Cr(kN)113
Basic load ratings : C0r(kN)117
Fatigue load limit : Cu(kN)5.65
factor : f0()16.3
Limiting speeds(Grease lub.)(min-1)5500
Limiting speeds(Oil lub.)(min-1)7400
Load center spread : a(mm)52.1

Mounting dimensions

da(min.)(mm)107
Db(max.)(mm)135.5
ra(max.)(mm)1
rb(max.)(mm)0.6

Refer.

(Refer.)Mass(kg) 1.55
JTEKT

2025/06/01