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KOYO / Single-row / open type

KOYO 6844

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

Technical data available
Bore diameterd
220 mm
Outside diameterD
270 mm
WidthB
24 mm
Dynamic load ratingC
101 kN
Static load ratingC0
101 kN
Limiting speednG
2000 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 diameterD270 mm
WidthB24 mm
Basic dynamic load ratingC101 kN
Basic static load ratingC0101 kN
Fatigue load limitPu3.35 kN
Limiting speednG2000 r/min
Mass≈m3 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
D270 mm
B24 mm
R(Min.)1.5 mm
Basic Load Ratings : Cr101 kN
Basic Load Ratings : C0R101 kN
Fatigue Load Limit : Cu3.35 kN
Factor : F016.0
Limiting Speeds(Grease Lub.)2000 min-1
Limiting Speeds(Oil Lub.)2400 min-1
Da(Min.)228 mm
Da(Max.)262 mm
Ra(Max.)1.5 mm
Mass(Refer.)3.00 kg

Technical documents & data sheet

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Record identity
KOYO 6844
Document matching
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