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

Bearing No. NU208R

Specifications
(Boundary dimensions ...etc)

d(mm)40
D(mm)80
B(mm)18
r(min.)(mm)1.1
r1(min.)(mm)1.1
Fw(mm)49.5
Ew(mm)-
Basic load ratings : Cr(kN)69.6
Basic load ratings : C0r(kN)55.4
Fatigue load limit : Cu(kN)7.35
Limiting speeds(Grease lub.)(min-1)8300
Limiting speeds(Oil lub.)(min-1)9900
sd1(mm)-
B1(mm)-
B2(mm)-

Mounting dimensions

da(min.)(mm)-
db(min.)(mm)46.5
db(max.)(mm)49
dc(min.)(mm)-
dd(min.)(mm)-
Da(max.)(mm)73.5
Db(max.)(mm)-
Db(min.)(mm)-
ra(max.)(mm)1
rb(max.)(mm)1

Refer.

(Refer.)Mass(kg) 0.384
JTEKT

2025/06/01