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

Bearing No. 7310BDB

Specifications
(Boundary dimensions ...etc)

d(mm)50
D(mm)110
B(mm)54
r(min.)(mm)2
r1(min.)(mm)1
Basic load ratings : Cr(kN)138
Basic load ratings : C0r(kN)96.6
Fatigue load limit : Cu(kN)6.30
factor : f0()-
Limiting speeds(Grease lub.)(min-1)3500
Limiting speeds(Oil lub.)(min-1)4600
Load center spread : a(mm)95.8

Mounting dimensions

da(min.)(mm)60
Db(max.)(mm)104.5
ra(max.)(mm)2
rb(max.)(mm)1

Refer.

(Refer.)Mass(kg) 2.28
JTEKT

2025/05/10