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


Bearing No. K25X31X24FH

Specification data (main dimensions, etc.)

Fw(mm)25
Ew(mm)31
Bc(mm)24
Basic load ratings : Cr(kN)25.3
Basic load ratings : C0r(kN)38.5
Fatigue load limit : Cu(kN)6.05
Cage material P/SS
Limiting speeds(Grease lub.)(min-1)12000
Limiting speeds(Oil lub.)(min-1)18000

Mounting dimensions,weight (reference)

Recommended dimensions - Shaft : S(max.)(mm)25.000 mm
Recommended dimensions - Shaft : S(min.)(mm)24.991 mm
Recommended dimensions - Housing : H(max.)(mm)31.025 mm
Recommended dimensions - Housing : H(min.)(mm)31.009 mm
Mass(Refer.)(kg)0.031 kg
JTEKT

2026/07/05