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

Bearing No. NUP309R

Specifications
(Boundary dimensions ...etc)

d(mm)45
D(mm)100
B(mm)25
r(min.)(mm)1.5
r1(min.)(mm)1.5
Fw(mm)58.5
Ew(mm)-
Basic load ratings : Cr(kN)122
Basic load ratings : C0r(kN)98.3
Fatigue load limit : Cu(kN)13.5
Limiting speeds(Grease lub.)(min-1)6100
Limiting speeds(Oil lub.)(min-1)8200
sd1(mm)-
B1(mm)-
B2(mm)-

Mounting dimensions

da(min.)(mm)53
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) 0.959
JTEKT

2025/06/01