FOR REFERENCE ONLY
  • Needle roller bearings
  • Heavy-duty needle roller bearings
  • Metric series, caged, without inner ring
>

Bearing No. NK45/30

Specifications
(Boundary dimensions ...etc)

Fw(mm)45
D(mm)55
C(mm)30
r(min.)(mm)0.3
Basic load ratings : Cr(kN)42.3
Basic load ratings : C0r(kN)89.8
Fatigue load limit : Cu(kN)13.9
Limiting speeds(Grease lub.)(min-1)6100
Limiting speeds(Oil lub.)(min-1)9400

Mounting dimensions

Refer.

(Refer.)Mass(kg) 0.151?
JTEKT

2025/11/02