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KOYO / Single-row / shielded/sealed type / extremely light contact sealed

KOYO 6306 2RD

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

Technical data available
Bore diameterd
30 mm
Outside diameterD
72 mm
WidthB
19 mm
Dynamic load ratingC
33.3 kN
Static load ratingC0
15 kN
Limiting speednG
8600 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 / Shielded/sealed type / Extremely light contact sealed
Bore diameterd30 mm
Outside diameterD72 mm
WidthB19 mm
Basic dynamic load ratingC33.3 kN
Basic static load ratingC015 kN
Fatigue load limitPu1.15 kN
Limiting speednG8600 r/min
Mass≈m0.346 kg
SealingExtremely light contact sealed
Manufacturer Identity2 parameters
Manufacturer Identity
ParameterSymbolValue
BrandKOYO
Official Class Key010-010-020
Classification2 parameters
Classification
ParameterSymbolValue
Official Category PathDeep groove ball bearings - Single-row - Shielded/sealed type - Extremely light contact sealed
Official Classification 1Deep groove ball bearings / Single-row / Shielded/sealed type / Extremely light contact sealed
Technical Data14 parameters
Technical Data
ParameterSymbolValue
d30 mm
D72 mm
B19 mm
R(Min.)1.1 mm
Basic Load Ratings : Cr33.3 kN
Basic Load Ratings : C0R15.0 kN
Fatigue Load Limit : Cu1.15 kN
Factor : F013.3
Limiting Speeds(Grease Lub.)8600 min-1
Da(Min.)36.5 mm
Da(Max.)40 mm
Da(Max.)65.5 mm
Ra(Max.)1 mm
Mass(Refer.)0.346 kg

Technical documents & data sheet

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Record identity
KOYO 6306 2RD
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