99,016 bearing records · search, filter and compare

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

KOYO K47X55X28FV1

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

Technical data available
Dynamic load ratingC
48.9 kN
Static load ratingC0
89.5 kN
Limiting speednG
6000 r/min
Mass≈m
0.092 kg
Fw
47 mm
Ew
55 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 ratingC48.9 kN
Basic static load ratingC089.5 kN
Fatigue load limitPu14 kN
Limiting speednG6000 r/min
Mass≈m0.092 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
Fw47 mm
Ew55 mm
Bc28 mm
Basic Load Ratings : Cr48.9 kN
Basic Load Ratings : C0R89.5 kN
Fatigue Load Limit : Cu14.0 kN
Cage Material P/SS
Limiting Speeds(Grease Lub.)6000 min-1
Limiting Speeds(Oil Lub.)9200 min-1
Recommended Dimensions Shaft : S(Max.)47.000 mm
Recommended Dimensions Shaft : S(Min.)46.989 mm
Recommended Dimensions Housing : H(Max.)55.029 mm
Recommended Dimensions Housing : H(Min.)55.010 mm
Mass(Refer.)0.092 kg

Technical documents & data sheet

This product page is a BearingScope catalogue reference, not a manufacturer-certified drawing. Preserve the full brand and designation when comparing files.

Record identity
KOYO K47X55X28FV1
Document matching
Exact designation, assembly scope, revision and units must agree.

No verified redistributable CAD or manufacturer PDF is registered for this exact model. A catalogue image is not a dimensioned drawing. Missing technical files are not generated or replaced with unrelated models.

Look up another model or check drawing requirements →

Search the consolidated catalogue

Find, filter and compare bearing model data in one place.

Open model search