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

Bearing No. NH2312R

Specifications
(Boundary dimensions ...etc)

d(mm)60
D(mm)130
B(mm)46
r(min.)(mm)2.1
r1(min.)(mm)2.1
Fw(mm)77
Ew(mm)-
Basic load ratings : Cr(kN)278
Basic load ratings : C0r(kN)262
Fatigue load limit : Cu(kN)39.6
Limiting speeds(Grease lub.)(min-1)4100
Limiting speeds(Oil lub.)(min-1)6200
sd1(mm)84.5
B1(mm)9
B2(mm)16

Mounting dimensions

da(min.)(mm)71
db(min.)(mm)-
db(max.)(mm)-
dc(min.)(mm)-
dd(min.)(mm)-
Da(max.)(mm)119
Db(max.)(mm)-
Db(min.)(mm)-
ra(max.)(mm)2
rb(max.)(mm)2

Refer.

(Refer.)Mass(kg) 3.117
JTEKT

2025/06/01