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

Bearing No. NU2309

Specifications
(Boundary dimensions ...etc)

d(mm)45
D(mm)100
B(mm)36
r(min.)(mm)1.5
r1(min.)(mm)1.5
Fw(mm)58.5
Ew(mm)-
Basic load ratings : Cr(kN)124
Basic load ratings : C0r(kN)113
Fatigue load limit : Cu(kN)14.3
Limiting speeds(Grease lub.)(min-1)5500
Limiting speeds(Oil lub.)(min-1)8300
sd1(mm)-
B1(mm)-
B2(mm)-

Mounting dimensions

da(min.)(mm)-
db(min.)(mm)53
db(max.)(mm)57
dc(min.)(mm)-
dd(min.)(mm)-
Da(max.)(mm)92
Db(max.)(mm)-
Db(min.)(mm)-
ra(max.)(mm)1.5
rb(max.)(mm)1.5

Refer.

(Refer.)Mass(kg) 1.25
JTEKT

2025/05/17