Koyo
FOR REFERENCE ONLY
  • Needle roller bearings
  • Radial needle roller and cage assemblies
  • Metric series
  • K,K.ZW
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Bearing No. K43X48X27H

Specifications
(Boundary dimensions ...etc)

Fw(mm)43
Ew(mm)48
Bc(mm)27
Basic load ratings : Cr(kN)34.8
Basic load ratings : C0r(kN)78.0
Fatigue load limit : Cu(kN)12.1
Cage material P/S()S
Limiting speeds(Grease lub.)(min-1)6400
Limiting speeds(Oil lub.)(min-1)9800

Mounting dimensions

Recommended dimensions - Shaft : S(max.)(mm)43.000
Recommended dimensions - Shaft : S(min.)(mm)42.989
Recommended dimensions - Housing : H(max.)(mm)48.025
Recommended dimensions - Housing : H(min.)(mm)48.009

Refer.

(Refer.)Mass(kg) 0.050
JTEKT

2025/06/01