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

Bearing No. NH2230

Specifications
(Boundary dimensions ...etc)

d(mm)150
D(mm)270
B(mm)73
r(min.)(mm)3
r1(min.)(mm)3
Fw(mm)182
Ew(mm)-
Basic load ratings : Cr(kN)683
Basic load ratings : C0r(kN)800
Fatigue load limit : Cu(kN)99.7
Limiting speeds(Grease lub.)(min-1)2000
Limiting speeds(Oil lub.)(min-1)2700
sd1(mm)193
B1(mm)12
B2(mm)26.5

Mounting dimensions

da(min.)(mm)163
db(min.)(mm)-
db(max.)(mm)-
dc(min.)(mm)-
dd(min.)(mm)-
Da(max.)(mm)257
Db(max.)(mm)-
Db(min.)(mm)-
ra(max.)(mm)2.5
rb(max.)(mm)2.5

Refer.

(Refer.)Mass(kg) 20.44
JTEKT

2025/06/01