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


Bearing No. K68X74X30H

Specification data (main dimensions, etc.)

Fw(mm)68
Ew(mm)74
Bc(mm)30
Basic load ratings : Cr(kN)47.6
Basic load ratings : C0r(kN)119
Fatigue load limit : Cu(kN)18.5
Cage material P/SS
Limiting speeds(Grease lub.)(min-1)4000
Limiting speeds(Oil lub.)(min-1)6100

Mounting dimensions,weight (reference)

Recommended dimensions - Shaft : S(max.)(mm)68.000 mm
Recommended dimensions - Shaft : S(min.)(mm)67.987 mm
Recommended dimensions - Housing : H(max.)(mm)74.029 mm
Recommended dimensions - Housing : H(min.)(mm)74.010 mm
Mass(Refer.)(kg)0.098 kg
JTEKT

2026/07/19