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


Bearing No. NKS55

Specification data (main dimensions, etc.)

Fw(mm)55
D(mm)72
C(mm)22
r(min.)(mm)1?
Basic load ratings : Cr(kN)47.9
Basic load ratings : C0r(kN)78.4
Fatigue load limit : Cu(kN)12.6
Limiting speeds(Grease lub.)(min-1)5100
Limiting speeds(Oil lub.)(min-1)7900
(Refer.)Mass(kg)0.225?

Mounting dimensions,weight (reference)

Mass(Refer.)(kg)0.225? kg
JTEKT

2026/07/19