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

Bearing No. NU220R

Specifications
(Boundary dimensions ...etc)

d(mm)100
D(mm)180
B(mm)34
r(min.)(mm)2.1
r1(min.)(mm)2.1
Fw(mm)119
Ew(mm)-
Basic load ratings : Cr(kN)312
Basic load ratings : C0r(kN)306
Fatigue load limit : Cu(kN)43.0
Limiting speeds(Grease lub.)(min-1)3500
Limiting speeds(Oil lub.)(min-1)4200
sd1(mm)-
B1(mm)-
B2(mm)-

Mounting dimensions

da(min.)(mm)-
db(min.)(mm)111
db(max.)(mm)117
dc(min.)(mm)-
dd(min.)(mm)-
Da(max.)(mm)169
Db(max.)(mm)-
Db(min.)(mm)-
ra(max.)(mm)2
rb(max.)(mm)2

Refer.

(Refer.)Mass(kg) 3.52
JTEKT

2025/06/01