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KOYO / Radial needle roller and cage assemblies / metric series / k,k.zw

KOYO K40X48X35H

Needle roller bearings technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available
Dynamic load ratingC
57.3 kN
Static load ratingC0
104 kN
Limiting speednG
7100 r/min
Mass≈m
0.098 kg
Fw
40 mm
Ew
48 mm

Use this page as a technical reference. Verify the current manufacturer specification and the complete application requirements before selection.

Technical data

Product specifications

Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.

Core specifications6 parameters
Core specifications
ParameterSymbolValue
Variant / constructionRadial needle roller and cage assemblies / Metric series / K,K.ZW
Basic dynamic load ratingC57.3 kN
Basic static load ratingC0104 kN
Fatigue load limitPu16.3 kN
Limiting speednG7100 r/min
Mass≈m0.098 kg
Manufacturer Identity2 parameters
Manufacturer Identity
ParameterSymbolValue
BrandKOYO
Official Class Key090-010-010
Classification2 parameters
Classification
ParameterSymbolValue
Official Category PathNeedle roller bearings - Radial needle roller and cage assemblies - Metric series - K,K.ZW
Official Classification 1Needle roller bearings / Radial needle roller and cage assemblies / Metric series / K,K.ZW
Technical Data14 parameters
Technical Data
ParameterSymbolValue
Fw40 mm
Ew48 mm
Bc35 mm
Basic Load Ratings : Cr57.3 kN
Basic Load Ratings : C0R104 kN
Fatigue Load Limit : Cu16.3 kN
Cage Material P/SS
Limiting Speeds(Grease Lub.)7100 min-1
Limiting Speeds(Oil Lub.)11000 min-1
Recommended Dimensions Shaft : S(Max.)40.000 mm
Recommended Dimensions Shaft : S(Min.)39.989 mm
Recommended Dimensions Housing : H(Max.)48.025 mm
Recommended Dimensions Housing : H(Min.)48.009 mm
Mass(Refer.)0.098 kg

Technical documents & data sheet

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Record identity
KOYO K40X48X35H
Document matching
Exact designation, assembly scope, revision and units must agree.

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