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

Bearing No. NN3038K

Specifications
(Boundary dimensions ...etc)

d(mm)190
D(mm)290
B(mm)75
r(min.)(mm)2.1
Fw(mm)-
Ew(mm)265
Basic load ratings : Cr(kN)752
Basic load ratings : C0r(kN)1020
Fatigue load limit : Cu(kN)128
Limiting speeds(Grease lub.)(min-1)1900
Limiting speeds(Oil lub.)(min-1)2300

Mounting dimensions

da(min.)(mm)201
da(max.)(mm)-
db(min.)(mm)-
Da(max.)(mm)279
Da(min.)(mm)267
ra(max.)(mm)2

Refer.

(Refer.)Mass(kg) 17.1
JTEKT

2025/06/01