Koyo
FOR REFERENCE ONLY
  • Cylindrical roller bearings
  • Single-row
  • NN
  • Tapered type
>

Bearing No. NN3080K

Specifications
(Boundary dimensions ...etc)

d(mm)400
D(mm)600
B(mm)148
r(min.)(mm)5
Fw(mm)-
Ew(mm)548
Basic load ratings : Cr(kN)2550
Basic load ratings : C0r(kN)4140
Fatigue load limit : Cu(kN)414
Limiting speeds(Grease lub.)(min-1)700
Limiting speeds(Oil lub.)(min-1)850

Mounting dimensions

da(min.)(mm)420
da(max.)(mm)-
db(min.)(mm)-
Da(max.)(mm)580
Da(min.)(mm)552
ra(max.)(mm)4

Refer.

(Refer.)Mass(kg) 141
JTEKT

2025/06/01