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KOYO / Single-row / open type

KOYO 6244

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

Technical data available
Bore diameterd
220 mm
Outside diameterD
400 mm
WidthB
65 mm
Dynamic load ratingC
389 kN
Static load ratingC0
376 kN
Limiting speednG
1400 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 diameterd220 mm
Outside diameterD400 mm
WidthB65 mm
Basic dynamic load ratingC389 kN
Basic static load ratingC0376 kN
Fatigue load limitPu16.8 kN
Limiting speednG1400 r/min
Mass≈m37 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
d220 mm
D400 mm
B65 mm
R(Min.)4 mm
Basic Load Ratings : Cr389 kN
Basic Load Ratings : C0R376 kN
Fatigue Load Limit : Cu16.8 kN
Factor : F015.1
Limiting Speeds(Grease Lub.)1400 min-1
Limiting Speeds(Oil Lub.)1700 min-1
Da(Min.)236 mm
Da(Max.)384 mm
Ra(Max.)3 mm
Mass(Refer.)37.0 kg

Technical documents & data sheet

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Record identity
KOYO 6244
Document matching
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