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

Bearing No. NH238R

Specifications
(Boundary dimensions ...etc)

d(mm)190
D(mm)340
B(mm)55
r(min.)(mm)4
r1(min.)(mm)4
Fw(mm)230
Ew(mm)-
Basic load ratings : Cr(kN)869
Basic load ratings : C0r(kN)954
Fatigue load limit : Cu(kN)114
Limiting speeds(Grease lub.)(min-1)1700
Limiting speeds(Oil lub.)(min-1)2000
sd1(mm)244.5
B1(mm)13
B2(mm)21.5

Mounting dimensions

da(min.)(mm)206
db(min.)(mm)-
db(max.)(mm)-
dc(min.)(mm)-
dd(min.)(mm)-
Da(max.)(mm)324
Db(max.)(mm)-
Db(min.)(mm)-
ra(max.)(mm)3
rb(max.)(mm)3

Refer.

(Refer.)Mass(kg) 26.09
JTEKT

2025/06/01