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


Bearing No. NK73/25

Specification data (main dimensions, etc.)

Fw(mm)73
D(mm)90
C(mm)25
r(min.)(mm)0.6
Basic load ratings : Cr(kN)61.5
Basic load ratings : C0r(kN)119?
Fatigue load limit : Cu(kN)19.0
Limiting speeds(Grease lub.)(min-1)3800
Limiting speeds(Oil lub.)(min-1)5800
(Refer.)Mass(kg)0.320?

Mounting dimensions,weight (reference)

Mass(Refer.)(kg)0.320? kg
JTEKT

2026/07/19