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KOYO / Single-row / open type

KOYO 6228

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

Technical data available
Bore diameterd
140 mm
Outside diameterD
250 mm
WidthB
42 mm
Dynamic load ratingC
208 kN
Static load ratingC0
150 kN
Limiting speednG
2400 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 specifications10 parameters
Core specifications
ParameterSymbolValue
Variant / constructionSingle-row / Open type
Bore diameterd140 mm
Outside diameterD250 mm
WidthB42 mm
Basic dynamic load ratingC208 kN
Basic static load ratingC0150 kN
Fatigue load limitPu8.65 kN
Limiting speednG2400 r/min
Mass≈m7.45 kg
SealingOpen
Manufacturer Identity2 parameters
Manufacturer Identity
ParameterSymbolValue
BrandKOYO
Official Class Key010-010-010
Classification2 parameters
Classification
ParameterSymbolValue
Official Category PathDeep groove ball bearings - Single-row - Open type
Official Classification 1Deep groove ball bearings / Single-row / Open type
Technical Data14 parameters
Technical Data
ParameterSymbolValue
d140 mm
D250 mm
B42 mm
R(Min.)3 mm
Basic Load Ratings : Cr208 kN
Basic Load Ratings : C0R150 kN
Fatigue Load Limit : Cu8.65 kN
Factor : F014.8
Limiting Speeds(Grease Lub.)2400 min-1
Limiting Speeds(Oil Lub.)2900 min-1
Da(Min.)153 mm
Da(Max.)237 mm
Ra(Max.)2.5 mm
Mass(Refer.)7.45 kg

Technical documents & data sheet

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Record identity
KOYO 6228
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