Koyo
FOR REFERENCE ONLY
  • Cylindrical roller bearings
  • Single-row
  • NJ
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Bearing No. NJ260

Specifications
(Boundary dimensions ...etc)

d(mm)300
D(mm)540
B(mm)85
r(min.)(mm)5
r1(min.)(mm)5
Fw(mm)364
Ew(mm)-
Basic load ratings : Cr(kN)1690
Basic load ratings : C0r(kN)1960
Fatigue load limit : Cu(kN)206
Limiting speeds(Grease lub.)(min-1)920
Limiting speeds(Oil lub.)(min-1)1100
sd1(mm)-
B1(mm)-
B2(mm)-

Mounting dimensions

da(min.)(mm)-
db(min.)(mm)320
db(max.)(mm)361
dc(min.)(mm)-
dd(min.)(mm)-
Da(max.)(mm)520
Db(max.)(mm)-
Db(min.)(mm)-
ra(max.)(mm)4
rb(max.)(mm)4

Refer.

(Refer.)Mass(kg) 92.9
JTEKT

2025/06/01