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

Bearing No. RNA4909

Specifications
(Boundary 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

Mounting dimensions

Refer.

(Refer.)Mass(kg) 0.201?
JTEKT

2025/12/05