Koyo
FOR REFERENCE ONLY
  • Needle roller bearings
  • Radial needle roller and cage assemblies
  • Inch series
  • W,W.JC
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Bearing No. WJ-162120

Specifications
(Boundary dimensions ...etc)

Fw(mm)25.400
Ew(mm)33.338
Bc(mm)31.75
Basic load ratings : Cr(kN)44.5
Basic load ratings : C0r(kN)67.2
Fatigue load limit : Cu(kN)10.5
Limiting speeds(Grease lub.)(min-1)12000
Limiting speeds(Oil lub.)(min-1)18000

Mounting dimensions

Shaft dia. : h5 (max.)(mm)25.400
Shaft dia. : h5 (min.)(mm)25.390
Housing bore dia : G6(max.)(mm)33.363
Housing bore dia : G6(min.)(mm)33.348

Refer.

(Refer.)Mass(kg) 0.048
JTEKT

2025/06/01