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

Bearing No. 7317CDB

Specifications
(Boundary dimensions ...etc)

d(mm)85
D(mm)180
B(mm)82
r(min.)(mm)3
r1(min.)(mm)1.1
Basic load ratings : Cr(kN)346
Basic load ratings : C0r(kN)284
Fatigue load limit : Cu(kN)18.2
factor : f0()13.5
Limiting speeds(Grease lub.)(min-1)3900
Limiting speeds(Oil lub.)(min-1)5200
Load center spread : a(mm)76.5

Mounting dimensions

da(min.)(mm)99
Db(max.)(mm)173
ra(max.)(mm)2.5
rb(max.)(mm)1

Refer.

(Refer.)Mass(kg) 9.06
JTEKT

2025/06/01