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

KOYO 6908 2RD

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

Technical data available
Bore diameterd
40 mm
Outside diameterD
62 mm
WidthB
12 mm
Dynamic load ratingC
17.1 kN
Static load ratingC0
9.95 kN
Limiting speednG
9900 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 diameterd40 mm
Outside diameterD62 mm
WidthB12 mm
Basic dynamic load ratingC17.1 kN
Basic static load ratingC09.95 kN
Fatigue load limitPu0.57 kN
Limiting speednG9900 r/min
Mass≈m0.112 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
d40 mm
D62 mm
B12 mm
R(Min.)0.6 mm
Basic Load Ratings : Cr17.1 kN
Basic Load Ratings : C0R9.95 kN
Fatigue Load Limit : Cu0.570 kN
Factor : F015.6
Limiting Speeds(Grease Lub.)9900 min-1
Da(Min.)44 mm
Da(Max.)44.5 mm
Da(Max.)58 mm
Ra(Max.)0.6 mm
Mass(Refer.)0.112 kg

Technical documents & data sheet

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Record identity
KOYO 6908 2RD
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