Koyo
FOR REFERENCE ONLY
  • Needle roller bearings
  • Radial needle roller and cage assemblies
  • Metric series
  • K,K.ZW
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Bearing No. K9X12X10FV

Specifications
(Boundary dimensions ...etc)

Fw(mm)9
Ew(mm)12
Bc(mm)10
Basic load ratings : Cr(kN)4.27
Basic load ratings : C0r(kN)4.60
Fatigue load limit : Cu(kN)0.700
Cage material P/S()S
Limiting speeds(Grease lub.)(min-1)26000
Limiting speeds(Oil lub.)(min-1)40000

Mounting dimensions

Recommended dimensions - Shaft : S(max.)(mm)9.000
Recommended dimensions - Shaft : S(min.)(mm)8.994
Recommended dimensions - Housing : H(max.)(mm)12.017
Recommended dimensions - Housing : H(min.)(mm)12.006

Refer.

(Refer.)Mass(kg) 0.002
JTEKT

2025/06/01