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


Bearing No. K28X33X27

Specification data (main dimensions, etc.)

Fw(mm)28
Ew(mm)33
Bc(mm)27
Basic load ratings : Cr(kN)29.0
Basic load ratings : C0r(kN)53.8
Fatigue load limit : Cu(kN)8.30
Cage material P/SS
Limiting speeds(Grease lub.)(min-1)10000
Limiting speeds(Oil lub.)(min-1)15000

Mounting dimensions,weight (reference)

Recommended dimensions - Shaft : S(max.)(mm)28.000 mm
Recommended dimensions - Shaft : S(min.)(mm)27.991 mm
Recommended dimensions - Housing : H(max.)(mm)33.025 mm
Recommended dimensions - Housing : H(min.)(mm)33.009 mm
Mass(Refer.)(kg)0.027 kg
JTEKT

2026/07/07