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


Bearing No. K55X60X30FH

Specification data (main dimensions, etc.)

Fw(mm)55
Ew(mm)60
Bc(mm)30
Basic load ratings : Cr(kN)40.6
Basic load ratings : C0r(kN)103
Fatigue load limit : Cu(kN)16.1
Cage material P/SS
Limiting speeds(Grease lub.)(min-1)4900
Limiting speeds(Oil lub.)(min-1)7600

Mounting dimensions,weight (reference)

Recommended dimensions - Shaft : S(max.)(mm)55.000 mm
Recommended dimensions - Shaft : S(min.)(mm)54.987 mm
Recommended dimensions - Housing : H(max.)(mm)60.029 mm
Recommended dimensions - Housing : H(min.)(mm)60.010 mm
Mass(Refer.)(kg)0.068 kg
JTEKT

2026/07/01