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

Bearing No. N318

Specifications
(Boundary dimensions ...etc)

d(mm)90
D(mm)190
B(mm)43
r(min.)(mm)3
r1(min.)(mm)3
Fw(mm)-
Ew(mm)165
Basic load ratings : Cr(kN)300
Basic load ratings : C0r(kN)265
Fatigue load limit : Cu(kN)38.7
Limiting speeds(Grease lub.)(min-1)3100
Limiting speeds(Oil lub.)(min-1)4200
sd1(mm)-
B1(mm)-
B2(mm)-

Mounting dimensions

da(min.)(mm)103
db(min.)(mm)-
db(max.)(mm)-
dc(min.)(mm)-
dd(min.)(mm)-
Da(max.)(mm)-
Db(max.)(mm)177
Db(min.)(mm)169
ra(max.)(mm)2.5
rb(max.)(mm)2.5

Refer.

(Refer.)Mass(kg) 5.27
JTEKT

2025/07/04