99,016 bearing records · search, filter and compare

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

KOYO K70X88X30H

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

Technical data available
Dynamic load ratingC
115 kN
Static load ratingC0
175 kN
Limiting speednG
4100 r/min
Mass≈m
0.205 kg
Fw
70 mm
Ew
88 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 ratingC115 kN
Basic static load ratingC0175 kN
Fatigue load limitPu28.1 kN
Limiting speednG4100 r/min
Mass≈m0.205 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
Fw70 mm
Ew88 mm
Bc30 mm
Basic Load Ratings : Cr115 kN
Basic Load Ratings : C0R175 kN
Fatigue Load Limit : Cu28.1 kN
Cage Material P/SS
Limiting Speeds(Grease Lub.)4100 min-1
Limiting Speeds(Oil Lub.)6400 min-1
Recommended Dimensions Shaft : S(Max.)70.000 mm
Recommended Dimensions Shaft : S(Min.)69.987 mm
Recommended Dimensions Housing : H(Max.)88.034 mm
Recommended Dimensions Housing : H(Min.)88.012 mm
Mass(Refer.)0.205 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 K70X88X30H
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