Koyo
FOR REFERENCE ONLY
  • Cylindrical roller bearings
  • Single-row
  • NU
>

Bearing No. NU209R

Specifications
(Boundary dimensions ...etc)

d(mm)45
D(mm)85
B(mm)19
r(min.)(mm)1.1
r1(min.)(mm)1.1
Fw(mm)54.5
Ew(mm)-
Basic load ratings : Cr(kN)78.9
Basic load ratings : C0r(kN)66.4
Fatigue load limit : Cu(kN)9.05
Limiting speeds(Grease lub.)(min-1)7600
Limiting speeds(Oil lub.)(min-1)9200
sd1(mm)-
B1(mm)-
B2(mm)-

Mounting dimensions

da(min.)(mm)-
db(min.)(mm)51.5
db(max.)(mm)54
dc(min.)(mm)-
dd(min.)(mm)-
Da(max.)(mm)78.5
Db(max.)(mm)-
Db(min.)(mm)-
ra(max.)(mm)1
rb(max.)(mm)1

Refer.

(Refer.)Mass(kg) 0.439
JTEKT

2025/05/13