Koyo
FOR REFERENCE ONLY
  • Cylindrical roller bearings
  • Single-row
  • N
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Bearing No. N305

Specifications
(Boundary dimensions ...etc)

d(mm)25
D(mm)62
B(mm)17
r(min.)(mm)1.1
r1(min.)(mm)1.1
Fw(mm)-
Ew(mm)53
Basic load ratings : Cr(kN)36.6
Basic load ratings : C0r(kN)25.2
Fatigue load limit : Cu(kN)3.45
Limiting speeds(Grease lub.)(min-1)10000
Limiting speeds(Oil lub.)(min-1)14000
sd1(mm)-
B1(mm)-
B2(mm)-

Mounting dimensions

da(min.)(mm)31.5
db(min.)(mm)-
db(max.)(mm)-
dc(min.)(mm)-
dd(min.)(mm)-
Da(max.)(mm)-
Db(max.)(mm)55.5
Db(min.)(mm)55
ra(max.)(mm)1
rb(max.)(mm)1

Refer.

(Refer.)Mass(kg) 0.234
JTEKT

2025/06/16