Koyo
FOR REFERENCE ONLY
  • Needle roller bearings
  • Radial needle roller and cage assemblies
  • Metric series
  • K,K.ZW
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Bearing No. K25X37X20H

Specifications
(Boundary dimensions ...etc)

Fw(mm)25
Ew(mm)37
Bc(mm)20
Basic load ratings : Cr(kN)32.5
Basic load ratings : C0r(kN)34.1
Fatigue load limit : Cu(kN)5.45
Cage material P/S()S
Limiting speeds(Grease lub.)(min-1)12000
Limiting speeds(Oil lub.)(min-1)19000

Mounting dimensions

Recommended dimensions - Shaft : S(max.)(mm)25.000
Recommended dimensions - Shaft : S(min.)(mm)24.991
Recommended dimensions - Housing : H(max.)(mm)37.025
Recommended dimensions - Housing : H(min.)(mm)37.009

Refer.

(Refer.)Mass(kg) 0.055
JTEKT

2025/06/14