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


Bearing No. RNA4909

Specification data (main dimensions, etc.)

Fw(mm)52
D(mm)68
C(mm)22
r(min.)(mm)0.6
Basic load ratings : Cr(kN)46.8
Basic load ratings : C0r(kN)74.8
Fatigue load limit : Cu(kN)12.0
Limiting speeds(Grease lub.)(min-1)5400
Limiting speeds(Oil lub.)(min-1)8400
(Refer.)Mass(kg)0.201?

Mounting dimensions,weight (reference)

Mass(Refer.)(kg)0.201? kg
JTEKT

2026/07/18