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KOYO / Double-row

KOYO 4314

Deep groove ball bearings technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available
Bore diameterd
70 mm
Outside diameterD
150 mm
WidthB
51 mm
Dynamic load ratingC
144 kN
Static load ratingC0
136 kN
Limiting speednG
2700 r/min

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 specifications9 parameters
Core specifications
ParameterSymbolValue
Variant / constructionDouble-row
Bore diameterd70 mm
Outside diameterD150 mm
WidthB51 mm
Basic dynamic load ratingC144 kN
Basic static load ratingC0136 kN
Fatigue load limitPu8.55 kN
Limiting speednG2700 r/min
Mass≈m4.21 kg
Manufacturer Identity2 parameters
Manufacturer Identity
ParameterSymbolValue
BrandKOYO
Official Class Key010-040-000
Classification2 parameters
Classification
ParameterSymbolValue
Official Category PathDeep groove ball bearings - Double-row
Official Classification 1Deep groove ball bearings / Double-row
Technical Data13 parameters
Technical Data
ParameterSymbolValue
d70 mm
D150 mm
B51 mm
R(Min.)2.1 mm
Basic Load Ratings : Cr144 kN
Basic Load Ratings : C0R136 kN
Fatigue Load Limit : Cu8.55 kN
Factor : F014.4
Limiting Speeds(Grease Lub.)2700 min-1
Limiting Speeds(Oil Lub.)3600 min-1
Da(Max.)139 mm
Ra(Max.)2 mm
Mass(Refer.)4.21 kg

Technical documents & data sheet

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Record identity
KOYO 4314
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