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


Bearing No. K48X53X17H

Specification data (main dimensions, etc.)

Fw(mm)48
Ew(mm)53
Bc(mm)17
Basic load ratings : Cr(kN)25.7
Basic load ratings : C0r(kN)54.9
Fatigue load limit : Cu(kN)8.55
Cage material P/SS
Limiting speeds(Grease lub.)(min-1)5700
Limiting speeds(Oil lub.)(min-1)8700

Mounting dimensions,weight (reference)

Recommended dimensions - Shaft : S(max.)(mm)48.000 mm
Recommended dimensions - Shaft : S(min.)(mm)47.989 mm
Recommended dimensions - Housing : H(max.)(mm)53.029 mm
Recommended dimensions - Housing : H(min.)(mm)53.010 mm
Mass(Refer.)(kg)0.032 kg
JTEKT

2026/07/08