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

Bearing No. NU1048

Specifications
(Boundary dimensions ...etc)

d(mm)240
D(mm)360
B(mm)56
r(min.)(mm)3
r1(min.)(mm)3
Fw(mm)270
Ew(mm)-
Basic load ratings : Cr(kN)673
Basic load ratings : C0r(kN)822
Fatigue load limit : Cu(kN)95.0
Limiting speeds(Grease lub.)(min-1)1600
Limiting speeds(Oil lub.)(min-1)1900
sd1(mm)-
B1(mm)-
B2(mm)-

Mounting dimensions

da(min.)(mm)-
db(min.)(mm)253
db(max.)(mm)268
dc(min.)(mm)-
dd(min.)(mm)-
Da(max.)(mm)347
Db(max.)(mm)-
Db(min.)(mm)-
ra(max.)(mm)2.5
rb(max.)(mm)2.5

Refer.

(Refer.)Mass(kg) 20.1
JTEKT

2025/06/01