FOR REFERENCE ONLY
  • Needle roller bearings
  • Radial needle roller and cage assemblies
  • Metric series
  • K,K.ZW


Bearing No. K12X18X12H

Specification data (main dimensions, etc.)

Fw(mm)12
Ew(mm)18
Bc(mm)12
Basic load ratings : Cr(kN)9.76
Basic load ratings : C0r(kN)9.40
Fatigue load limit : Cu(kN)1.40
Cage material P/SS
Limiting speeds(Grease lub.)(min-1)14000
Limiting speeds(Oil lub.)(min-1)22000

Mounting dimensions,weight (reference)

Recommended dimensions - Shaft : S(max.)(mm)12.000 mm
Recommended dimensions - Shaft : S(min.)(mm)11.992 mm
Recommended dimensions - Housing : H(max.)(mm)18.017 mm
Recommended dimensions - Housing : H(min.)(mm)18.006 mm
Mass(Refer.)(kg)0.009 kg
JTEKT

2026/07/19